58 results on '"Raymond A. Pensy"'
Search Results
2. Peroneal Artery–based Propeller Flap to Cover the Medial Distal Tibia in the Absence of the Posterior Tibial Artery
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Alexander J. Kish, MD and Raymond A. Pensy, MD
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Surgery ,RD1-811 - Abstract
Summary:. A healthy 28-year-old woman restrained driver presented to the trauma unit post-MVC with significant vehicular intrusion. Examination demonstrated a 15-cm transverse wound over the medial malleolus and anterior ankle with exposed muscle, tendon, and bone without gross contamination. Her physical examination was otherwise unremarkable. Distal to the wound, there was no Doppler signal in either dorsalis pedis or posterior tibial arteries and the foot appeared cold with delayed cap refill. She was taken to the operating room urgently for debridement and irrigation, open reduction internal fixation of both distal tibia and fibular fractures, and supplemental external fixation application. The foot regained a normal color and capillary refill upon reduction, and biphasic Doppler signals returned.
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- 2019
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3. Financial Toxicity Is Common in Patients After Tibia Fracture
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Lily R. Mundy, Nicolas H. Zingas, Natasha McKibben, Kathleen Healey, Nathan N. O'Hara, Robert V. O'Toole, and Raymond A. Pensy
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Orthopedics and Sports Medicine ,Surgery ,General Medicine - Published
- 2023
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4. Use of the HemaClear™ elastic tourniquet reduces blood loss in operative treatment of humeral shaft fractures
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Christopher Domes, Nathan N. O'Hara, Robert V. O'Toole, Michael G. Schloss, Zachary D. Hannan, and Raymond A. Pensy
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General Earth and Planetary Sciences ,General Environmental Science - Abstract
To determine if the use of a narrower elastic tourniquet compared to a standard pneumatic tourniquet reduces operative blood loss in the operative fixation of humeral shaft fractures.This retrospective cohort study was performed at a level I trauma center and included 134 patients, aged 18 to 90 years, with a humeral shaft fracture treated with open reduction internal fixation (ORIF) from January 2007 through June 2018. The primary variable of interest was the application of a HemaClear™ elastic tourniquet versus a standard pneumatic tourniquet during the fixation of a humeral shaft fracture. The primary outcome was estimated blood loss (EBL) during the humerus ORIF surgery as recorded in the operative record. The secondary outcomes were total tourniquet time and operative time. The primary purpose of the study was to compare the above outcomes between the two tourniquet types.Estimated blood loss was 42% lower (95% CI: 11% to 73%, p0.01) in the elastic tourniquet group when compared to the standard pneumatic tourniquet group. The use of the elastic tourniquet was also associated with a 67% increase (95% CI: 35% to 100%, p0.01) in tourniquet time compared to the standard pneumatic tourniquet. No difference in the total operative time between the two groups (difference, -3%; 95% CI: -21 to 14, p = 0.72) was observed.Elastic tourniquet use was associated with 42% less blood loss in the fixation of humeral shaft fractures compared to use of a traditional pneumatic tourniquet, although this may be of unclear clinical importance given the relatively low estimated blood loss in this cohort. The potential benefit of reduced blood loss associated with the narrower elastic tourniquet is likely caused by the increased tourniquet time, without a change in overall operative time.
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- 2023
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5. Secondary Bony Defects after Soft Tissue Reconstruction in Limb-Threatening Lower Extremity Injuries: Does the Approach to Flap Elevation Matter?
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Cynthia E. Burke, Lily R. Mundy, Jayesh Gupta, Alison L. Wong, Blessing Enobun, Nathan N. O'Hara, Abdulai Bangura, Katherine C. O'Connor, Julio J. Jauregui, Nathan F. Miller, Robert V. O'Toole, and Raymond A. Pensy
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Surgery - Abstract
Background Limb-threatening lower extremity injuries often require secondary bone grafting after soft tissue reconstruction. We hypothesized that there would be fewer wound complications when performing secondary bone grafting via a remote surgical approach rather than direct flap elevation. Methods A retrospective cohort study was performed at a single Level 1 trauma center comparing complications after secondary bone grafting in patients who had undergone previous soft tissue reconstruction after open tibia fractures between 2006 and 2020. Comparing bone grafting via a remote surgical incision versus direct flap elevation, we evaluated wound dehiscence requiring return to the operating room as the primary outcome. Secondary outcomes were deep infection and delayed amputation. Results We identified 129 patients (mean age: 40 years, 82% male) with 159 secondary bone grafting procedures. Secondary bone grafting was performed via a remote surgical approach in 54% (n = 86) and direct flap elevation in 46% (n = 73) of cases. Wound dehiscence requiring return to the operating room occurred in one patient in the flap elevation group (1%) and none of the patients in the remote surgical approach. The odds of deep wound infection (OR, 1.77; p = 0.31) or amputation (OR, 1.43; p = 0.73) did not significantly differ between surgical approaches. No significant differences were found in complications between the reconstructive surgeon elevating and re-insetting the flap and the orthopaedic trauma surgeon performing the flap elevation and re-inset. Conclusion Direct flap elevation for secondary bone grafting after soft tissue reconstruction for open tibia fractures did not result in more complications than bone grafting via a remote surgical approach. These findings should reassure surgeons to allow other clinical factors to influence the surgical approach for bone grafting.
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- 2023
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6. Intramedullary Screw Fixation of Olecranon Fractures Reduces the Risk of Early Unplanned Reoperation: A Retrospective Review of 556 Patients
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Raymond A. Pensy, Logan Reitz, Alexandra Mulliken, Nathan N O'Hara, Zachary D. Hannan, Clifton Meals, and Christopher T. Johnson
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Reoperation ,medicine.medical_specialty ,Olecranon ,medicine.medical_treatment ,Bone Screws ,law.invention ,Screw fixation ,Intramedullary rod ,Fracture Fixation, Internal ,Fixation (surgical) ,law ,Humans ,Medicine ,Internal fixation ,Orthopedics and Sports Medicine ,Olecranon Process ,Reduction (orthopedic surgery) ,Retrospective Studies ,business.industry ,Retrospective cohort study ,General Medicine ,medicine.disease ,Ulna Fractures ,Fracture Fixation, Intramedullary ,Surgery ,Treatment Outcome ,medicine.anatomical_structure ,Olecranon fracture ,business - Abstract
Objectives To determine the effect of intramedullary screw-based fixation on early postoperative complications after olecranon fractures. We hypothesized that intramedullary screw-based fixation results in decreased need for reoperation compared to plate and screw and tension band-based fixation. Design: Retrospective cohort. Setting 2 academic level-1 trauma centers.Patients / Participants: 556 patients treated with a tension band, plate and screw, or intramedullary-based construct for an olecranon fracture over a 10-year period. Intervention: Open reduction and internal fixation. Main outcome measurement Unplanned reoperation. Demographic, injury type and severity, supplemental fixation, and length of follow up data were viewed as potential confounders and analyzed as such. Results We identified 556 relevant patients. 199 patients were treated with an intramedullary screw-based construct, 229 with a plate and screw-based construct, and 128 with a tension band-based construct. We observed significant differences in the age, fracture type, percentage of open fractures, use of supplemental fixation, and treating institution between the treatment groups. 95 patients (17.1%) had an unplanned reoperation. When we adjusted for confounders, intramedullary screw-based fixation reduced the odds of an unplanned reoperation by 54% compared to plate and screw-based treatment. In the adjusted analysis, we did not observe a difference between plate and screw-based treatment and tension band-based fixation. Conclusions Intramedullary screw-based fixation of olecranon fractures results in decreased need for early reoperation compared with more common olecranon fixation strategies. Level of evidence Therapeutic Level III. See Instructions for Authors for a complete description of levels of evidence.
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- 2022
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7. Assessing Soft Tissue Perfusion Using Laser-Assisted Angiography in Tibial Plateau and Pilon Fractures: A Pilot Study
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Jared Atchison, Aaron J. Johnson, Ida Leah Gitajn, Marcus F. Sciadini, John A. Scolaro, Raymond A. Pensy, Joshua Rudnicki, Gerard P. Slobogean, Jason W. Nascone, Robert V O'Toole, Christopher T. LeBrun, Phillip McKegg, Aresh Sepehri, Jonathan T. Elliott, and Nathan N O'Hara
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medicine.medical_specialty ,External Fixators ,medicine.medical_treatment ,Pilot Projects ,Article ,Pilon fracture ,Fracture Fixation, Internal ,Fracture fixation ,medicine ,Tibial plateau fracture ,Humans ,Internal fixation ,Orthopedics and Sports Medicine ,Prospective Studies ,Retrospective Studies ,Fixation (histology) ,business.industry ,Lasers ,Angiography ,Soft tissue ,General Medicine ,medicine.disease ,Surgery ,Perfusion ,Tibial Fractures ,Treatment Outcome ,Soft tissue injury ,business - Abstract
OBJECTIVES: Laser-assisted Indocyanine Green Angiography (LA-ICGA) is a novel method for objectively quantifying soft tissue perfusion. The primary aim of this study was to determine whether skin perfusion surrounding tibial plateau and pilon fractures is associated with the Tscherne classification for severity of soft tissue injury. The secondary aim was to determine if soft tissue perfusion improves from the time of injury to the time of definitive fracture fixation in fractures treated using a staged protocol. DESIGN: Prospective cohort study SETTING: Academic trauma centre PATIENTS: Eight pilon fracture patients and 19 tibial plateau fracture patients that underwent open reduction internal fixation MAIN OUTCOME MEASUREMENTS: Skin perfusion (fluorescence units) as measured by LA-ICGA RESULTS: Six patients were classified as Tscherne grade 0, nine as grade 1, ten as grade 2, and two as grade 3. Perfusion decreased by 14 fu (95% CI: −21, −6, p
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- 2021
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8. Case report: Trans-clavicular plating and pedicled rectus abdominis flap for treatment of an open segmental clavicle fracture and scapulothoracic dissociation
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Marissa E. Dearden, Alison Wong, Raymond A. Pensy, and Murty Munn
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medicine.medical_specialty ,Sternoclavicular dislocation ,business.industry ,Clinical course ,Soft tissue ,medicine.disease ,Surgery ,medicine.anatomical_structure ,Clavicle ,Soft tissue injury ,Shoulder girdle ,Medicine ,Rectus abdominis flap ,business ,Fixation (histology) - Abstract
Scapulothoracic dissociation, particularly in combination with open fractures of the shoulder girdle, can be associated with significant soft tissue injury and present challenges with coverage and fixation. A single case of an open scapulothoracic dissociation was reviewed. Case presentation, clinical course and initial outcomes are discussed. A 22-year-old patient presented with an open left segmental clavicle fracture, sternoclavicular dislocation and scapulothoracic dissociation after being ejected in a motor vehicle collision. The shoulder girdle was initially stabilized with trans-clavicular trans-manubrial plating followed by staged pedicled rotational rectus abdominis flap. Follow-up at 1 month revealed well healed wounds and 90 degrees of forward flexion. Patients with open fractures and scapulothoracic dissociation can present multiple challenges when considering fixation and soft tissue coverage. A viable option in these patients is a pedicled rotational rectus abdominis flap when more typical coverage options are precluded from associated injuries.
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- 2021
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9. Sternoclavicular Joint
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Annie Weber and Raymond A. Pensy
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- 2021
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10. Surgical Elbow Dislocation: Technique and Comparative Outcomes
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Raymond A. Pensy, Sarah A Walsh, DesRaj M Clark, and Benjamin W Hoyt
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Orthodontics ,Elbow dislocation ,business.industry ,Medicine ,Orthopedics and Sports Medicine ,business - Published
- 2021
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11. Immediate Weight Bearing of Plated Both-Bone Forearm Fractures Using Eight Cortices Proximal and Distal to the Fracture in the Polytrauma Patient Is Safe
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Alexandra Mullike, W. Andrew Eglseder, Ritu Goel, Lucas S. Marchand, Nicole Krum, Raymond A. Pensy, George Ochenjele, Steven Horton, Robert V O'Toole, and Nathan N O'Hara
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Adult ,Male ,medicine.medical_specialty ,Nonunion ,medicine.disease_cause ,Weight-bearing ,Weight-Bearing ,Fracture Fixation, Internal ,03 medical and health sciences ,0302 clinical medicine ,Forearm ,Fracture fixation ,Bone plate ,Humans ,Medicine ,Orthopedics and Sports Medicine ,Retrospective Studies ,Fracture Healing ,030222 orthopedics ,Multiple Trauma ,business.industry ,Trauma center ,030229 sport sciences ,medicine.disease ,Polytrauma ,Surgery ,Treatment Outcome ,medicine.anatomical_structure ,Female ,business ,Complication ,Bone Plates - Abstract
Introduction Rehabilitation of trauma patients is facilitated by surgical stabilization permitting weight bearing (WB) of the fractured extremity. Both-bone forearm fracture (BBFx) plate osteosynthesis is an accepted technique with high union and low complication rates; yet, postoperative WB protocols have not been adequately investigated. There exists concern for increased complications in plated BBFx fractures for patients prescribed immediate WB. We hypothesized that immediate WB of surgically treated BBFxs results in acceptable rates of complications. Methods Patients presenting to a Level-1 trauma center from 2007 to 2016 with a BBFx were identified retrospectively. Patients were skeletally mature, surgically treated with prescribed immediate WB protocol, and followed for 6 months or to fracture union. Collected data included demographics, fracture characteristics, associated injuries, and WB protocols for all extremities. Complications recorded included nonunion, hardware failure, and infection. Standard statistical comparisons were used to evaluate the risk of complication in polytrauma patients with modified lower extremity WB protocols (polytrauma group) and patients with no lower extremity WB restrictions (isolated group). Results Two hundred thirteen patients were included with 75 (35%) females and 138 (65%) males. Mean age was 40 years and mean follow-up was 46 weeks. There were 142 (67%) patients in the poly-trauma and 71 (33%) patients in the isolated groups. In the poly-trauma group 21 (10%) patients had bilateral lower extremity WB restrictions. There were 11 (6%) complications noted: 2 non-unions, 4 hardware failures, and 5 infections. Demographics did not vary between the two groups. There was no difference in complications in the isolated (5.7%) versus poly-trauma groups (5.0%) (P = 0.75). Conclusion Immediate WB rehabilitation after BBFx plate osteosynthesis seems to be safe and associated with low nonunion and complication rates. Our results demonstrate that polytrauma patients using ambulatory aids for lower extremity injuries can immediately WB without increased risk compared with isolated BBFx patients.
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- 2021
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12. Association of Radial Head Fracture Treatment With Long-Term Function
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Cynthia E. Burke, Phillip C. McKegg, Alison L. Wong, Genaro A. DeLeon, Jayesh Gupta, Kathleen Healey, Blessing Enobun, Nathan N. O’Hara, Robert V. O’Toole, Raymond A. Pensy, Christopher G. Langhammer, and W. Andrew Eglseder
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Orthopedics and Sports Medicine ,Surgery - Abstract
Background: Radial head fractures are often associated with poor outcomes. Both open reduction and internal fixation (ORIF) and radial head arthroplasty (RHA) might be considered in operative cases. This study aimed to compare long-term patient-reported functional outcomes among patients with operatively treated radial head fractures. Methods: A cross sectional study conducted at a Level I trauma center was used to identify patients with a radial head fracture who underwent ORIF or RHA between 2006 and 2018, and agreed to complete a survey in 2020. The primary outcome measure was the Quick Disabilities of the Arm, Shoulder, and Hand (QuickDASH) score. Results: Seventy-six patients participated in the study. No significant differences in outcomes were observed between groups. QuickDASH scores were similar for both groups (ORIF: mean = 15.7, SD = 18.4; RHA: mean = 22.8, SD = 18.6; mean difference = 0.2 [-9.0 to 9.3], P = .97). Nineteen (37%) ORIF patients and 12 (48%) RHA patients reported a need for pain medication (adjusted odds ratio [OR] = 0.8 [0.3-2.4], P = .70). Thirteen (25%) ORIF patients and 6 (24%) RHA patients required additional surgery (adjusted OR = 1.7 [0.5-6.2], P = .39). A subgroup analysis of multi-fragmentary fractures revealed similar findings. Conclusion: Patient-reported outcomes, which included a subgroup analysis of multi-fragmentary fractures, were similar between ORIF and RHA groups at an average of 7.5 years from surgery. Reconstructing the radial head might not result in worse outcomes than RHA when both options are employed according to the best judgment of the operating surgeon.
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- 2022
13. What Outcomes Are Most Important to Patients Following a Lower Extremity Limb-threatening Injury?
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Alison Wong, Cynthia E. Burke, Abdulai Bangura, Nathan N. O’Hara, Lily Mundy, Robert V. O’Toole, and Raymond A. Pensy
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Surgery - Abstract
To determine what outcomes are most important to patients after a limb-threatening injury, and if those preferences vary based on the patients' treatment (salvage vs amputation), health, demographics, or time since injury.The preferences that motivate the patients' choice of treatment following a limb-threatening injury are poorly understood. Discrete choice experiments (DCEs) are a robust survey methodology to quantify preferences.Patients with a history of traumatic limb-threatening injury, January 2010 to December 2020, completed a survey with our DCE and the Patient-Reported Outcomes Measurement Information System (PROMIS) questionnaire. The DCE attributes included recovery time, function, appearance, cost, and time in hospital. We used conditional logit modeling to estimate the relative importance of each attribute on a scale of 0% to 100%, determine willingness to pay for improvements in the included attributes, and assess variation in preferences based on patient characteristics, including PROMIS score.A total of 150 patients completed the survey (104 limb salvage, 46 amputation; mean age, 48±16 years; 79% male). Regaining preinjury function [relative importance=41%; 95% confidence interval (CI), 37%-45%] and minimizing costs (24%; 95% CI, 21%-28%) were of greatest importance. Changes in appearance were least important (7%; 95% CI, 5%-9%). The hierarchy of preferences did not vary between those who had limb salvage or amputation, but patient age, physical and mental health, and income were associated with preference variation.Patients with limb-threatening injuries most valued gains in function and reduced out-of-pocket costs.
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- 2022
14. Preoperative Expectations in Hand Surgery Patients
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Patrick M. J. Sajak, Samir Kaveeshwar, Ali Aneizi, Alexander Hahn, Cameran I. Burt, Dominic J. Ventimiglia, Kali N. Stevens, Ngozi M. Akabudike, Raymond A. Pensy, and R. Frank Henn III
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Surgery - Abstract
Introduction Studies have shown a link between patients' preoperative expectations and their postoperative satisfaction. However, limited studies exist concerning patient factors associated with higher preoperative expectations in the hand surgery population. This study analyzed preoperative expectation scores of patients undergoing hand surgery and aimed to determine associated patient characteristics. Materials and Methods A total of 418 elective hand surgery patients aged 15 years and older enrolled in a prospectively collected orthopaedic registry from June 2015 to December 2018 were analyzed. Patients were administered preoperative questionnaires including six Patient-Reported Outcome Measurement Information System domains and other activity and pain scales. Expectation scores were measured using the six domains of the Musculoskeletal Outcomes Data Evaluation and Management System expectations questionnaire. Bivariate and multivariable analyses were conducted to identify independent predictors of higher expectations. Results Overall, patients had high expectations (≥ 80.0) of their hand surgery. Higher mean expectation scores were seen with females, college graduates, better baseline health status, and fewer prior hand surgeries (p Conclusion In sum, more educated patients with less pain at baseline and better baseline health status have higher expectations of their hand surgery. Hand surgeons can use these results to help focus their preoperative counseling and expectation management.
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- 2022
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15. Preoperative Opioid Use in Patients Undergoing Common Hand Surgeries
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Raymond A. Pensy, Dominique Gelmann, Michael J. Foster, Patrick M.J. Sajak, Ngozi M. Akabudike, Ali Aneizi, Tristan B. Weir, Dominic J. Ventimiglia, Vidushan Nadarajah, and R. Frank Henn
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030222 orthopedics ,Depression ,business.industry ,Opioid use ,Pain ,Patient characteristics ,Opioid-Related Disorders ,Analgesics, Opioid ,03 medical and health sciences ,0302 clinical medicine ,Anesthesia ,Humans ,Medicine ,Orthopedics and Sports Medicine ,Surgery ,In patient ,Prospective Studies ,030212 general & internal medicine ,business ,Retrospective Studies - Abstract
Background: The objectives of this study were to determine the baseline patient characteristics associated with preoperative opioid use and to establish whether preoperative opioid use is associated with baseline patient-reported outcome measures in patients undergoing common hand surgeries. Methods: Patients undergoing common hand surgeries from 2015 to 2018 were retrospectively reviewed from a prospective orthopedic registry at a single academic institution. Medical records were reviewed to determine whether patients were opioid users versus nonusers. On enrollment in the registry, patients completed 6 Patient-Reported Outcomes Measurement Information System (PROMIS) domains (Physical Function, Pain Interference, Fatigue, Social Satisfaction, Anxiety, and Depression), the Brief Michigan Hand Questionnaire (BMHQ), a surgical expectations questionnaire, and Numeric Pain Scale (NPS). Statistical analysis included multivariable regression to determine whether preoperative opioid use was associated with patient characteristics and preoperative scores on patient-reported outcome measures. Results: After controlling for covariates, an analysis of 353 patients (opioid users, n = 122; nonusers, n = 231) showed that preoperative opioid use was associated with higher American Society of Anesthesiologists class (odds ratio [OR], 2.88), current smoking (OR, 1.91), and lower body mass index (OR, 0.95). Preoperative opioid use was also associated with significantly worse baseline PROMIS scores across 6 domains, lower BMHQ scores, and NPS hand scores. Conclusions: Preoperative opioid use is common in hand surgery patients with a rate of 35%. Preoperative opioid use is associated with multiple baseline patient characteristics and is predictive of worse baseline scores on patient-reported outcome measures. Future studies should determine whether such associations persist in the postoperative setting between opioid users and nonusers.
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- 2021
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16. Rebuilding the Mangled Extremity: Foundation to Rooftop
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Raymond A. Pensy and Naji Madi
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History ,Limb salvage ,Foundation (evidence) ,Operations management ,Skeletal fixation ,Permanent disability ,Arterial injury - Abstract
The mangled limb is a life-altering event for the patient, often resulting in permanent disability and represents a daunting challenge for both the patient and surgeon. The chaotic and disorganized collection of injured tissue can nonetheless be salvaged routinely, incorporating a systematic approach. This approach is outlined in this chapter, along with a brief overview of the steps that will be covered in more detail throughout the text.
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- 2021
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17. Patients’ preferences for occupational therapy after upper extremity fractures: a discrete choice experiment
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Raymond A. Pensy, Nathan N O'Hara, Joshua Kyle Napora, Haley Demyanovich, Robert V O'Toole, Alexandra Mulliken, Kimberly Oslin, and Gerard P. Slobogean
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Adult ,Male ,Occupational therapy ,medicine.medical_specialty ,Discrete choice experiment ,Upper Extremity ,Fractures, Bone ,03 medical and health sciences ,0302 clinical medicine ,Occupational Therapy ,Willingness to pay ,medicine ,Humans ,Severe pain ,030212 general & internal medicine ,Mild pain ,business.industry ,elbow & shoulder ,Patient Preference ,General Medicine ,Middle Aged ,hand & wrist ,Extremity fractures ,trauma management ,Physical therapy ,Residual pain ,Medicine ,Surgery ,Female ,Health Expenditures ,Range of motion ,business ,030217 neurology & neurosurgery - Abstract
ObjectiveOccupational therapy is often prescribed after the acute treatment of upper extremity fractures. However, high out-of-pocket expenses and logistical constraints can reduce access to formal therapy services. We aimed to quantify preferences of patients with upper extremity fracture for attending occupational therapy, when considering possible differences in clinical outcomes.DesignDiscrete choice experiment.SettingLevel 1 trauma centre in Baltimore, Maryland, USA.Participants134 adult patients with upper extremity fractures.Primary outcome measuresThe scenarios were described with five attributes: cost, duration of therapy session, location of therapy, final range of motion and pain. We report the relative importance of each attribute as a proportion of total importance, and the willingness to pay for benefits of the therapy services.ResultsOf the 134 study participants, the mean age was 47 years and 53% were men. Cost (32%) and range of motion (29%) were the attributes of greatest relative importance. Pain (17%), duration of therapy (13%) and location of therapy (8%) were of lesser importance. Patients were willing to pay $85 more per therapy session for a 40% improvement in their range of motion. Patients were willing to pay $43 more per therapy session to improve from severe pain to mild pain. Patients were indifferent to whether the therapy treatment was home-based or in a clinical environment.ConclusionsWhen deciding on an upper extremity fracture therapy programme, out-of-pocket costs are a paramount consideration of patients. Improvements in range of motion are of greater importance than residual pain, the duration of therapy sessions and the location of service provision. Patients with upper extremity fracture should be prescribed occupational therapy services that align with these patients’ preferences.
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- 2020
18. Double Spiral Dupuytren’s Disease: Case of Ulnar and Radial Spiral Cords in Shared Digit
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Nathan Miller, Rohan Gopinath, Jamie Kator, and Raymond A. Pensy
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Surgical resection ,Cord ,Right ring finger ,business.industry ,Iatrogenic injury ,lcsh:Surgery ,Case Report ,Anatomy ,lcsh:RD1-811 ,030230 surgery ,Neurovascular bundle ,musculoskeletal system ,Numerical digit ,body regions ,03 medical and health sciences ,0302 clinical medicine ,030220 oncology & carcinogenesis ,medicine ,Surgery ,Contracture ,medicine.symptom ,business ,Hand/Peripheral Nerve ,Finger extension - Abstract
Summary:. Dupuytren’s disease is a benign fibroproliferative disorder resulting in progressive contraction of palmar and digital fascia. Diseased fascia of the hand condenses into tensile cords, manifesting in various anatomical combinations. The spiral cord variant is especially troublesome, as the cord travels under the digital neurovascular bundle and places it at risk during surgical resection. In severe cases, limited fasciectomy is required to release contracture and restore finger extension. Here, we present the case of a 79-year-old right-handed man with a history of severe Dupuytren’s disease of both hands, who was found to have ulnar and radial spiral cords in his right ring finger. Diseased tissue was removed en bloc, restoring extension and function. To our knowledge, this is the first case of a digit with two spiral cords affecting both neurovascular bundles. It is important to be aware of the anatomical variations possible in Dupuytren’s disease to avoid iatrogenic injury.
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- 2020
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19. Surgical Elbow Dislocation Approach to the Distal Humerus for Apparent Capitellar and Lateral Condyle Fractures in Adults
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Raymond A. Pensy, Sarah A Walsh, DesRaj M Clark, and Benjamin W Hoyt
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musculoskeletal diseases ,Adult ,Humeral Fractures ,Intra-Articular Fractures ,Olecranon ,medicine.medical_treatment ,Elbow ,Osteotomy ,Condyle ,03 medical and health sciences ,Fracture Fixation, Internal ,0302 clinical medicine ,Cadaver ,Fracture fixation ,Elbow Joint ,medicine ,Humans ,Orthopedics and Sports Medicine ,Humerus ,Range of Motion, Articular ,030222 orthopedics ,business.industry ,030208 emergency & critical care medicine ,General Medicine ,Anatomy ,musculoskeletal system ,medicine.anatomical_structure ,Treatment Outcome ,Elbow dislocation ,Surgery ,business - Abstract
OBJECTIVES Access to fractures of the distal humeral capitellum, trochlea, and lateral condyle is difficult through traditional approaches due to limited anterior articular exposure for direct reduction and fixation. The purpose of this study is to evaluate the relative articular exposure of a surgical dislocation (SD) approach to the distal humerus compared with olecranon osteotomy (OO). METHODS Eight paired elbows from 4 cadavers underwent either SD or OO approach. Methylene blue staining demarcated visualized articular surface before disarticulation of the elbows. The main outcome measures were average visualized total distal humeral articular surface and anterior and posterior surface, and capitellar surface relative to the total surfaces was compared for each surgical approach using unpaired parametric t-tests. RESULTS Intraclass correlation between raters was 0.995. The median exposed articular surface for SD and OO approaches was 90.0% and 62.8%, respectively. The overall exposure was significantly greater for the dislocation technique (P = 0.0003). With respect to specific regions of the distal humeral articular surface, SD allowed significantly greater visualization of the anterior surface (95.9% vs. 48.9%, P < 0.0001) and capitellum (100% vs. 40.4%, P < 0.0001). CONCLUSION The surgical elbow dislocation approach to the distal humerus permits near total exposure of the anterior articular surface and the entire capitellum. Our data support this approach for anterior articular fractures of the distal humerus, to include those fractures that extend to the medial surface of the trochlea.
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- 2020
20. Management of vasopressor induced ischemia
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Christopher G. Langhammer, Max C. Hamaker, Julio J. Jauregui, Michael Livesey, W. Andrew Eglseder, and Raymond A. Pensy
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030222 orthopedics ,Resuscitation ,medicine.medical_specialty ,Referral ,business.industry ,Ischemia ,030229 sport sciences ,medicine.disease ,Limb ischemia ,Article ,Transplant rejection ,03 medical and health sciences ,0302 clinical medicine ,Health care ,Emergency medicine ,Cohort ,medicine ,Orthopedics and Sports Medicine ,business ,Complication - Abstract
Purpose We evaluated a cohort of patients who developed vasopressor-induced limb ischemia and the management options to prevent progression or minimize morbidity of digital necrosis. Methods We reviewed all current literature on pressor-induced limb ischemia and report options for the management of patients requiring vasopressors who developed limb ischemia. We then retrospectively reviewed presentation, treatment, and short-term outcomes for patients at our tertiary referral academic medical center that developed this complication. Finally, we recommend guidelines for the tiered management of these complex patients. Results Thirty-six patients were included. Twenty-six patients (72%) required resuscitation with more than one vasopressor. Vasopressors were initiated for septic-shock (52.7%), cardiogenic-shock (16.7%), hypovolemic-shock (13.9%), acute transplant rejection (13.9%), and neurogenic-shock (2.8%). According to the tiered management recommendations, patients were managed with phase 1 care (19%), phase 2 care (8.3%), phase 3 care (50%) or phase 4 care (5.6%). The patient expired in the acute setting in 13.9% of cases. Conclusion Life-saving vasopressors risk digital ischemia and necrosis. Early recognition, reporting, and treatment of this complication are important in minimizing morbidity. Using a tiered approach helps organize the healthcare team's management of this iatrogenic complication while respecting the treatment paradigm of “life over limb,” and may be safely performed with acceptable outcomes.
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- 2020
21. Efficacy of Wound Coverage Techniques in Extremity Necrotizing Soft Tissue Infections
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W. Andrew Eglseder, Deborah M. Stein, Sharon Henry, Margaret H. Lauerman, Thomas M. Scalea, and Raymond A. Pensy
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High rate ,medicine.medical_specialty ,Debridement ,integumentary system ,business.industry ,medicine.medical_treatment ,Soft tissue ,General Medicine ,030230 surgery ,Secondary intention ,Surgery ,03 medical and health sciences ,0302 clinical medicine ,Primary outcome ,030220 oncology & carcinogenesis ,medicine ,Skin grafting ,Wound closure ,Surgical Flaps ,business - Abstract
Little data exist about management of wounds created by debridement in necrotizing soft tissue infections (NSTIs). Multiple wound coverage techniques exist, including complete primary wound closure, split-thickness skin grafting, secondary intention, and flap creation. We hypothesized that all wound coverage techniques would be associated with high rates of successful wound coverage and low crossover rates to other wound coverage techniques. NSTIs over a three-year period were retrospectively reviewed. Both the initial and secondary wound coverage techniques (if necessary) were recorded. The primary outcome was the ability to achieve complete wound coverage. Overall, 46 patients with NSTIs had long-term data available. Of the patients undergoing split-thickness skin grafting as the initial wound coverage technique, 8/8 (100%) achieved complete wound coverage; and of those undergoing flap creation, 1/1 (100%) achieved complete wound coverage; and of those undergoing complete primary wound closure, 4/4 (100%) achieved complete wound coverage. Of the patients undergoing secondary intention as the initial wound coverage technique, 5/33 (15.2%) achieved complete wound coverage and 28/33 (84.8%) required a secondary wound coverage technique with split-thickness skin grafting. All 46 patients achieved long-term successful wound coverage. Time to wound coverage did not vary with initial wound coverage technique ( P = 0.44). Split-thickness skin grafting, flap creation, complete primary wound closure, and secondary intention are all reasonable choices for initial wound coverage for NSTIs. Although secondary intention had a low success rate as an initial wound coverage technique, all patients ultimately achieved complete wound coverage without a significant increase in time to coverage.
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- 2018
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22. Wound Surface Area as a Risk Factor for Flap Complications among Patients with Open Fractures
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Bernhard Flatøy, Dominique M. Rouleau, Ripley Worman, Eric Ritchie, Brian Drew, Hilde Apold, J. Adam Smitherman, Kyle J. Jeray, P Beaumont, Kim Madden, Arjun Patil, Karine Tardif, Brad Pilkey, Cathrine Aga, Alexandre Denault, Fathima Adamsahib, Joseph O'Neill, James R. Ringler, Claude T. Moorman, Brian Mullis, Håvard Furunes, Jason Stoneback, Paul A. Martineau, S. Brennan McClure, Karyn Moon, Greg Etherington, Rejean Dumais, Ivan S. Tarkin, Stephanie L. Tanner, Terry Axelrod, Joy M. Bradford-Johnson, Chantal Théorêt, Ellen Langslet, Ali Al-Ashtari, Valda Frizzell, Ria De Gorter, Michel Malo, M.M. (Molly M.) Moore, Andrew R. Evans, Ramnov Andreson, Lauren C. Leffler, Nigar Sultana, Michelle Arakgi, Richard Freeman, Scott E Porter, John Murnaghan, Lisa K. Cannada, Joseph Alderete, Desmond Kwok, Michael D. McKee, Deepali Nassikars, Michael J. Bosse, Richard Jenkinson, Kevin Kuhn, Michael H. Weber, David R. Goetz, Robert Marien, Eric Lenczner, Katrine Milner, Gregory J. Della Rocca, Ajay Gupta, Farhad Moola, Torben Ianssen, Saam Morshed, Meir Marmor, Stephen P. Kingwell, Chetan Metha, Michael Connally, J. David Amirault, François Vézina, Oliver Muller, Joseph R. Hsu, Catherine Coady, Grant E. Garrigues, Diane Nam, Lori Kramer Clark, Taylor Vlack, J. Scott Broderick, Bang Hoang, Rebecca G. Snider, Anne Christine Brekke, Richard T. Laughlin, Ida Sletten, Lisa Buckingham, Jason Vourazeris, Gordon H. Guyatt, Darius Viskontas, Asgeir Amundsen, Travis C. Burns, Elton R Edwards, Edward J. Harvey, David Stephen, Eugene Wai, Michael R. Jabara, Andrea Garza, Austin D. Hill, Kevin R. Gurr, Stephen D. Walter, David J. Bielema, Karl D Shively, John Sadler, Mark D Macleod, Geir Aasmund Hjorthaug, Anthony Beardmore, Markku T Nousiainen, Vivek V. Jabade, Rani Rai, Kelly Trask, Julia Lee, Rena L. Stewart, Paula McKay, Emil H. Schemitsch, Sheila Sprague, Allen Diane, Sebastian Rodriguez-Elizalde, Ryan T. Bicknell, Nicolas Patenaude, Kevin L. Kirk, Paul Tornetta, Joshua A. Baumfeld, Christopher S. Bailey, Douglas G. Altman, Monica Kunz, Robert E. Turcotte, Kristen Walick, David P. Zamorano, Vinod Arora, Bernard Laliberté, Max Talbot, Jerald R. Westberg, Tore Fjalestad, Benjamin B. Barden, Chetan Prabhakar Puram, Andrew Gong, Shalini Ramasunder, Petter Iversen, R. Lee Murphy, Jean François Joncas, Timothy J. Miller, Raymond A. Pensy, Michael J. Maughon, Lori Wood, Robert G. McCormack, Dmitry Tuder, Veronica M R Wadey, Timothy Carey, Kristoff Reid, Patrick Henry, Anthony S. Rhorer, Marc André Magalhaes-Grave, Vinit Yadav, Michael J. Prayson, John Clarke-Jenssen, Vera Halvorsen, Kerry Tai, Narayan J. Karne, Stéphane Leduc, Kathryn Hornbuckle, Melissa M. Earles, Joel S. Finkelstein, Robin R. Richards, Joseph Cox, Tor Nicolaysen, Lisa Blackrick, Arthur Kreitenberg, Aaron T. Creek, Debra L. Sietsema, Peder Bogsti, Mark Glazebrook, Donna Lopez, Martin Bédard, Michael L. Beckish, Jonathan Kwong, Peter A. Siska, John A. Tanksley, Brett D. Crist, François Cabana, Mary Fan, Annie Deshaies, Debra Bartley, Nurit Shadmi, Wesley G. Lackey, Henry Ahn, Rachel M. Reilly, Linda K. Anderson, Dustin M. Price, Frede Frihagen, Brian E. Brigman, David Nelles, Mickey S Cho, Jeff Anglen, Kevin K. Kruse, Melanie MacNevin, Jonathan L. Foret, Jan Egil Brattgjerd, John F. Tilzey, Garland K. Gudger, Steve Rocha, G. Yves Laflamme, Kelly L. Apostle, Utku Kandemir, Aaron Nauth, Ivan Wong, Brian J. Miller, Rudy Reindl, Krishan Rajaratnam, Marie Eve Roger, William D. Fisher, Ash Moaveni, Patrick Yoon, David Sanders, Julia Foxall, Otis Wang, Shea A. Bielby, Maria Manson, Yvonne M. Murtha, Nikoletta Leontaritis, Russell Miller, Terrence J. Endres, Andrew H. Schmidt, Laurie Barron, David Alexander, Dennis W. Mann, H. Michael Lemke, Benjamin S. Koch, Gilbert Ortega, Nikia Hawkins Malone, Rina L. Harman, A. Navaladi Shankar, Parag Sancheti, Mauri Zomar, Dave Brown, Matthan Mammen, Dana J. Farrell, Piotr A Blachut, John D. Adams, Zoe Murdoch, Tom Treseder, Scott T. Watson, Fredrik Nilsen, Matthew Denkers, Wade Gofton, Jennifer Downey, Raymond Topp, Garth Johnson, Sissel Knuts, Raman Johal, Prerana N. Patel, Harvinder Bedi, Milena R. Vicente, Michael Tanzer, Markus Bischoff, Anders Lippert, Pascale Lévesque-Bernier, Hélène Côté, Brian Jolley, Gilbert Moatshe, Christina Tieszer, Richard C. Mather, Roman Trimba, Mohit Bhandari, Henry M Broekhuyse, Janos P. Ertl, Patrick M. Osborn, Michael Biddulph, Neeraj Jain, Grant W. Bennett, Gerard P. Slobogean, Samuel B. Adams, Kelly M. Sullivan, Atul Patil, Warren Kactmas, Mahesh Bhatia, Murat Pekmezci, Siraj Sayeed, David S. Ruch, Lawrence K. O'Malley, Jonas Rydinge, Michael Charlton, Michael S. Kain, Vivek Tyagi, Kathleen Markley, Rajiv Gandhi, Pierre Ranger, Mathias Russ, Dale Williams, Peter Jarzem, Lauren A. Nastoff, Craig Donohue, Gunnar B. Flugsrud, Bernard LaRue, Shelley MacDonald, Trevor Stone, Amy Svotelis, Stéphane Pelet, Mark J. Lemos, Michael Gross, Dean C. Taylor, Matthew Ross, Luc Petitclerc, Robert K. Lark, Jane E. Walker, Pierre Lavallée, Wesley Ghent, Fraser J. Leversedge, C. Glen Richardson, Deanna Lawson, Martin Tynan, Eric Meinberg, Stephen Doig, Jason A. Lowe, Veronica Place, Tim Dwyer, Jeffrey T. Leary, J Andrew I Trenholm, Andrew Chia, William M. Oxner, Richard Holtby, Thomas F. Varecka, Justin W. Langan, Ted Tufescu, Melanese Leonard, Lu Ton, Jeremy A. Hall, S. Samuel Bederman, Steve Csongvay, Bertrand Perey, Adam Dowrick, Stephen H. Finley, Steven A. Olson, Katherine M. Bedigrew, James P. Stannard, Phelan Shea, Leslie Dillender, Dory Boyer, Damian Rispoli, Ashley Carr, Steven Papp, Trigg McClellan, Clifford B. Jones, Erik Nott, Nitin N. Bhatia, Deeba Pourmand, Kelly A Lefaivre, Michael J. Dunbar, Peter J O'Brien, Luc Bédard, Chad P. Coles, Doug Li, Drew Bednar, Albert Yee, Bill Ristevski, Tod Gerlinger, Benoit Benoit, Aaron R. Campbell, Mette Renate Andersen, James P. Waddell, Jean Lamontagne, David A. Volgas, Diane Heels-Ansdell, Andrew J. Marcantonio, Alison P. Toth, David R. Pichora, Min Zhan, Harsha Malempati, Lars Nordsletten, Richard W. Gurich, Kiran M. Doshi, Robert J. Teasdall, Earl R. Bogoch, Matthew D. Karam, David M. Conner, Hans J. Kreder, Guri Ranum Ekås, Dylan J. Watson, Linda Lépine, Tanya Nix, Chris Graham, Tigist Belaye, Are Haukåen Stødle, Aravin Duraikannan, John Magne Hoseth, Nathan N O'Hara, Erick G. Torres, Elise Berg Vesterhus, Anthony E. Johnson, William Min, Michael Ford, Leslie Barnes, Jessica Goldstein, Anil Rai, Samuel G. Agnew, Thomas M. Schaller, Hamish Curry, S. Matthew Hollenbeck, Lorra M. Sharp, Fiona Howells, Abdel Lawendy, Donald Gajewski, Richard Coughlin, Max Esser, Chard Harbour, Stéphane Ricard, Gerald Reardon, Luc Lemire, Julie Fournier, Raely Moon, Brad Petrisor, James R. Ficke, Greg Berry, David Johnston, Allan Hammond, Jennifer T. Hidy, K. Rai, Daniel B. Whelan, Marius Molund, John S. Garfi, Greg Maytok, R. Saravana, Eugene Ek, Matthew Robinson, Emily Keener, Mark Burman, Frédéric Balg, Jeffrey O. Anglen, Fiona Houghton, Stacee W. Clawson, Morten Smedsrud, Claire Sage, Ross Leighton, Timothy R. Daniels, Lyle T. Jackson, Susan Liew, Neelam Jhangiani, Anoop Dubey, Richard M. Wilk, Robert D. Zura, Julian Sernik, Kim Hemlock, and Michael P. Bolognesi
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Adult ,Male ,medicine.medical_specialty ,Soft Tissue Injuries ,Limb salvage ,Treatment outcome ,Aftercare ,Wound surface ,Surgical Flaps ,Fractures, Open ,03 medical and health sciences ,Postoperative Complications ,0302 clinical medicine ,Risk Factors ,Medicine and Health Sciences ,medicine ,Humans ,030212 general & internal medicine ,Risk factor ,Aged ,integumentary system ,business.industry ,Open surgery ,Trauma center ,Middle Aged ,Limb Salvage ,Surgery ,Logistic Models ,Treatment Outcome ,030220 oncology & carcinogenesis ,Shock (circulatory) ,Female ,medicine.symptom ,business - Abstract
Copyright © 2018 by the American Society of Plastic Surgeons. Background: Soft-tissue complications often dictate the success of limb salvage and the overall outcome of open fractures. Based on prior work at the R Adams Cowley Shock Trauma Center, the authors hypothesize that wounds larger than 200 cm2 are associated with a greater likelihood of both flap-related reoperation and wound complications among patients requiring soft-tissue reconstruction with a rotational flap or free tissue transfer. Methods: This study was a secondary analysis of Fluid Lavage in Open Wounds trial data that included all patients who received a rotational or free tissue flap transfer for an open fracture. The primary outcome was flap-related reoperation within 12 months of injury. The secondary outcome was wound complication, which included events treated operatively or nonoperatively. Multivariable logistic regression was used to assess the association between wound size and outcomes, adjusting for confounders. Results: Seventeen percent of the 112 patients required a flap-related reoperation. A wound size greater than 200 cm2 was not associated with reoperation in an unadjusted model (p = 0.64) or adjusting for Gustilo type (p = 0.70). The sample had an overall wound complication rate of 47.3 percent. Patients with a wound size of greater than 200 cm2 were three times more likely to experience wound complications (OR, 3.05; 95 percent CI, 1.08 to 8.62; p = 0.04) when adjusting for moderate to severe wound contamination and wound closure in the operating room. Conclusion: The findings of this study demonstrate that wound surface area is an integral determinant for wound complication following soft-tissue flap treatment, but found no association between wound surface area and flap-related reoperation rates.
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- 2018
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23. Physiology, not modern operative approach, predicts mortality in extremity necrotizing soft tissue infections at a high-volume center
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Deborah M. Stein, Margaret H. Lauerman, Raymond A. Pensy, Sharon Henry, Thomas M. Scalea, and W. Andrew Eglseder
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medicine.medical_specialty ,business.industry ,medicine.medical_treatment ,Organ dysfunction ,Soft tissue ,030208 emergency & critical care medicine ,Neurovascular bundle ,Tendon ,Surgery ,03 medical and health sciences ,0302 clinical medicine ,medicine.anatomical_structure ,Primary outcome ,Amputation ,Interquartile range ,030220 oncology & carcinogenesis ,medicine ,In patient ,medicine.symptom ,business - Abstract
Multiple factors are associated with mortality in necrotizing soft tissue infection, such as organ dysfunction and underlying medical comorbidities, but are not often modifiable. Operative interventions are an attractive modifiable variable in modern management of extremity necrotizing soft tissue infection, but the influence of amputation and advanced wound management techniques on mortality is unknown.A single-institution review was performed of extremity necrotizing soft tissue infection . Admission demographics, organ dysfunction, and operative interventions were investigated. The primary outcome was mortality. Advanced wound management techniques were considered flap creation or use of a dermal matrix substitute for coverage of neurovascular structures, tendon, or bone.Overall, 124 patients with extremity necrotizing soft tissue infection were included, with 112 of 124 (90.3%) patients living and 12 of 124 (9.7%) patients dying. Patients who lived had a lower Sequential Organ Failure Assessment score (1.00 [interquartile range, 5] vs 10.50 [interquartile range, 11], P.001), but no difference in use of amputation (11.6% vs 25.0%, P = .19) or advanced wound management techniques (12.5% vs 0%, P = 0.36), respectively. Indications for amputation in the 16 patients who underwent amputation included nonsalvageable limb in 13 of 16 (81.3%), medical comorbidity in 2 of 16 (12.5%), and a nonsalvageable limb and medical comorbidity in 1 of 16 (6.3%) patients. In multivariate analysis, only the Sequential Organ Failure Assessment score remained associated with mortality (odds ratio 1.315, 95% confidence interval 1.146-1.509, P.001) CONCLUSION: Use of amputation or advanced wound management techniques was not associated with mortality in patients with extremity necrotizing soft tissue infection. At centers able to provide the critical care support, aggressive use of limb salvage may not affect mortality.
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- 2018
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24. The Mangled Extremity : Evaluation and Management
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Raymond A. Pensy, John V. Ingari, Raymond A. Pensy, and John V. Ingari
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- Extremities (Anatomy)--Surgery, Extremities (Anatomy)--Wounds and injuries, Orthopedics, Emergency medicine, Traumatology
- Abstract
This practical and generously illustrated text presents the current concepts regarding the management of the mangled extremity, including microsurgery, vascular surgery, free tissue, nerve, hand, and replantation surgery. Since the advent of microsurgical reconstruction, significant progress has been made in the areas of replantation, free tissue transfer, as well as the refinement of skeletal fixation techniques. The scope will encompass the initial triage of a patient with a mangled upper or lower extremity, the initial and subsequent reconstructive efforts, to include skeletal fixation, vascular and soft tissue reconstruction, muscle and tendon transfers, psychological impact, therapy requirements, amputation considerations, and current data on salvage versus amputation in these scenarios. Case examples will be included to add further depth and context to the techniques and recommendations provided. Presenting these surgical challenges in detail,The Mangled Extremity will be an ideal resource for orthopedic and trauma surgeons, residents and fellows, as well as emergency surgeons facing these intense, traumatic injuries.
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- 2021
25. Magnitude of Soft-Tissue Defect as a Predictor of Free Flap Failures: Does Size Matter?
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Gerard P. Slobogean, Walter A. Eglseder, Raymond A. Pensy, Awais Malik, Mark Shasti, and Julio J. Jauregui
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Adult ,Male ,Reoperation ,medicine.medical_specialty ,Multivariate analysis ,Limb salvage ,Free flap ,030230 surgery ,Free Tissue Flaps ,03 medical and health sciences ,Postoperative Complications ,0302 clinical medicine ,Risk Factors ,Humans ,Medicine ,Orthopedics and Sports Medicine ,Retrospective Studies ,business.industry ,Trauma center ,Soft tissue ,Retrospective cohort study ,General Medicine ,Plastic Surgery Procedures ,Prognosis ,Surgery ,Dissection ,Debridement ,030220 oncology & carcinogenesis ,Wounds and Injuries ,Female ,Complication ,business ,Follow-Up Studies - Abstract
OBJECTIVES To examine the relationship between the magnitude of soft-tissue defect and the risk of free-flap and limb-salvage complications/failures. DESIGN Retrospective cohort. SETTING Level I Trauma Center. PATIENTS One hundred twelve patients with free tissue transfers between January 2009 and June 2015. INTERVENTION A standardized approach using a consistent team of 2 orthopaedic microvascular surgeons was used for each free-flap reconstruction. MAIN OUTCOME MEASURE Soft tissue defect size, total or partial flap failure, and unplanned reoperations. RESULTS Of 112 free-flap reconstructions, 57 complications occurred in 43-cases (38%) including 5 total flap failures (4.5%), 7 partial flap failures (6%), and 8 early (7%) and 38 delayed complications (33%). There was a significant correlation between the large defect size (≥200 cm) and partial/total flap failure (n = 80, P = 0.023). There was also a significant correlation between large soft tissue defect size and any complication that is, total or partial failure and early or delayed unplanned return to the operating room (n = 80, P = 0.002). Of the flaps used, multivariate analysis revealed that latissimus flaps had higher odds for failure. CONCLUSIONS Soft-tissue defect size ≥200 cm can be associated with a higher rate of total or partial flap failure and any complication in acute trauma setting, which may be due to a larger zone of injury, a higher level of difficulty in achieving complete debridement, and a more complex microvascular dissection. Current and future efforts will need to continue to focus on risk stratification for limb salvage efforts because an accurate assessment of risk is important to the patient, health care provider, and the health care system in general. LEVEL OF EVIDENCE Prognostic Level III. See Instructions for Authors for a complete description of levels of evidence.
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- 2017
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26. The Mangled Extremity: An Update
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Raymond A. Pensy and Alexander J. Kish
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Nerve grafting ,medicine.medical_specialty ,medicine.diagnostic_test ,business.industry ,Limb salvage ,Soft tissue ,030230 surgery ,Surgery ,03 medical and health sciences ,0302 clinical medicine ,Vascular network ,030220 oncology & carcinogenesis ,Vascular reconstruction ,Angiography ,Medicine ,Skeletal fixation ,Nerve repair ,business - Abstract
The purpose of this article is to explore the changes over the last 10 years related to limb salvage for even the most complex cases of limb trauma and describe a thoughtful approach to the mangled extremity. CT angiography has replaced formal angiography around the country with promising results for evaluating the vascular network of a limb. While concepts in skeletal fixation and vascular reconstruction have remained generally unchanged, advances in nerve grafting and conduit use will guide future directions for limb salvage and improve functional outcomes for patients. The surgeon should consider the analogies of home building and limb salvage when planning their reconstructive steps: image review as blueprints, debridement as foundation excavation, skeletal fixation as the foundation and framework, plumbing and electric as vessel and nerve repair, and soft tissue coverage as the roof above the reconstruction.
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- 2019
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27. Timing of Treatment of Open Fractures of the Distal Radius in Patients Younger Than 65 Years
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Raymond A. Pensy, Jarid Tareen, Robert V O'Toole, Adam M. Kaufman, and W. Andrew Eglseder
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Adult ,Male ,Reoperation ,medicine.medical_specialty ,Time Factors ,Adolescent ,Poison control ,Wrist ,03 medical and health sciences ,Fracture Fixation, Internal ,Fractures, Open ,Young Adult ,0302 clinical medicine ,Fracture fixation ,Medicine ,Humans ,Surgical Wound Infection ,Orthopedics and Sports Medicine ,030212 general & internal medicine ,Range of Motion, Articular ,Fixation (histology) ,Retrospective Studies ,030222 orthopedics ,business.industry ,Soft tissue ,Middle Aged ,medicine.disease ,Surgery ,Radius ,medicine.anatomical_structure ,Treatment Outcome ,Debridement ,Soft tissue injury ,Orthopedic surgery ,Female ,business ,Range of motion ,Radius Fractures ,Follow-Up Studies - Abstract
The authors aimed to characterize surgical and functional outcomes of open fractures of the distal radius in patients younger than 65 years. At their level I trauma center, the authors conducted a retrospective review of 92 patients (age range, 16–64 years) who had 94 open fractures of the distal radius (average follow-up, 30 months; range, 3–95 months). Sixty-four fractures received definitive treatment at the time of initial débridement; 30 received definitive fixation and soft tissue coverage after staged débridement. Primary surgical outcome was development of deep surgical site infection requiring repeat surgical débridement; secondary surgical outcome was surgical complications requiring reoperation. Functional outcome was assessed by wrist range of motion. Overall infection rate was 15% (14 of 94 fractures). Seven (11%) of 64 fractures in the immediate definitive fixation group developed infection compared with 7 (23%) of 30 fractures in the staged treatment group ( P =.13). Twenty-one (33%) of 64 fractures in the immediate definitive fixation group required reoperation compared with 15 (50%) of 30 in the staged treatment group ( P =.11). Deep surgical site infections and surgical complications associated with open fractures of the distal radius are driven by soft tissue injury. [ Orthopedics . 2019; 42(4):219–225.]
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- 2019
28. Extensor Digitorum Brevis Flap for the Coverage of Ankle and Dorsal Foot Wounds: A Technical Trick
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Walter A. Eglseder, Matthew T. Houdek, Raymond A. Pensy, and Eric R. Wagner
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Adult ,Male ,Dorsum ,medicine.medical_specialty ,Soft Tissue Injuries ,Young Adult ,03 medical and health sciences ,0302 clinical medicine ,Humans ,Medicine ,Orthopedics and Sports Medicine ,Ankle Injuries ,Foot Injuries ,Wound Healing ,030222 orthopedics ,integumentary system ,business.industry ,Soft tissue ,030208 emergency & critical care medicine ,General Medicine ,Middle Aged ,Myocutaneous Flap ,Surgery ,Tissue transfer ,Treatment Outcome ,medicine.anatomical_structure ,Female ,Extensor digitorum brevis flap ,Foot Injury ,Ankle ,business ,Perforator flaps ,Foot (unit) - Abstract
Soft tissue wounds overlying the dorsum of the foot and ankle are difficult to treat, and historically have been treated with free tissue transfer. Advances in surgical technique have expanded the use of pedicle perforator flaps to avoid free tissue transfer in certain situations. The authors describe a technique for using an extensor digitorum brevis flap to provide soft tissue coverage for wounds of the ankle and foot. In the senior authors' experience, the use of this flap has achieved wound coverage in 100% of patients with smaller wounds (≤45 cm) of the ankle.
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- 2016
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29. Novel, non-gadolinium-enhanced magnetic resonance imaging technique of pedal artery aneurysms
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Raymond A. Pensy, Beatrice L. Grasu, Rajiv G. Menon, Robert S. Crawford, J. Devin B. Watson, and Taehoon Shin
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lcsh:Diseases of the circulatory (Cardiovascular) system ,medicine.medical_specialty ,Gadolinium ,lcsh:Surgery ,chemistry.chemical_element ,Dorsalis pedis aneurysm ,Magnetic resonance angiography ,030218 nuclear medicine & medical imaging ,03 medical and health sciences ,0302 clinical medicine ,medicine ,medicine.diagnostic_test ,Arterial anatomy ,business.industry ,Thoracic and abdominal endovascular aortic repair ,Magnetic resonance imaging ,lcsh:RD1-811 ,Digital subtraction angiography ,medicine.anatomical_structure ,chemistry ,lcsh:RC666-701 ,Surgery ,Radiology ,Cardiology and Cardiovascular Medicine ,business ,human activities ,030217 neurology & neurosurgery ,Artery - Abstract
Non-gadolinium-enhanced magnetic resonance angiography (nMRA) is a noninvasive, contrast-free imaging modality used for visualizing pedal arterial anatomy. We report application of the nMRA technique for detailed arterial imaging in a patient with dorsalis pedis aneurysm. Compared with digital subtraction angiography, we demonstrate that nMRA provides sufficient arterial detail needed to develop a complex operative plan before vascular intervention without risk of contrast agent or ionizing radiation exposure.
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- 2017
30. What Is the Ideal Starting Point for an Olecranon Screw? An Anatomic Cadaveric Study
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Anthony R. Carlini, Daniel Mascarenhas, Raymond A. Pensy, Marcus F. Sciadini, Potter Gd, and Robert V OʼToole
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Models, Anatomic ,Humeral Fractures ,Medial cortex ,Olecranon ,Bone Screws ,03 medical and health sciences ,Fracture Fixation, Internal ,Fractures, Bone ,0302 clinical medicine ,medicine ,Cadaver ,Humans ,Orthopedics and Sports Medicine ,Olecranon Process ,Fixation (histology) ,Aged ,Orthodontics ,Aged, 80 and over ,030222 orthopedics ,business.industry ,Ulna ,030208 emergency & critical care medicine ,General Medicine ,medicine.disease ,Sagittal plane ,Osteotomy ,medicine.anatomical_structure ,Olecranon fracture ,Coronal plane ,Surgery ,Cadaveric spasm ,business - Abstract
OBJECTIVE To assess whether "center-center" position is ideal starting point for minimum fracture displacement when placing an intramedullary (IM) screw in the ulna. METHODS Thirty-six arms (average age, 82 years) underwent a posterior approach to the olecranon and were randomized into 3 groups: center-center (center in sagittal plane, center in coronal plane), posterior-lateral (posterior in sagittal plane, lateral in coronal plane), and posterior-medial (posterior in sagittal plane, medial in coronal plane). Groups were matched into 18 pairs, and fixation was performed with an IM screw. Primary outcome measure was articular surface displacement on the olecranon. Measurements were compared across each combination of locations using the Kruskal-Wallis rank sums test, and a sign test determined whether each location differed from anatomic reduction. RESULTS Articular step-off measurements were significantly different between center-center (0.6 mm) and posterior-medial (2.1 mm) groups (P = 0.01) and approached significance with posterior-lateral versus posterior-medial (0.9 mm) locations (P = 0.07). No significant difference was found comparing center-center with posterior-lateral locations (P = 0.7). The articular surface (P = 0.04), posterior cortex (P = 0.02), and medial cortex (P = 0.001) measurements for the posterior-medial starting point were all worse compared with anatomic reduction. CONCLUSIONS Malreduction of a simulated olecranon fracture was most significant when the starting point for the IM screw was malpositioned medially. A central or laterally based starting point was more forgiving. Avoiding a medially based starting point is crucial for achieving benefits of fixation with an IM screw and reduces the chance of malreduction after fixation.
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- 2018
31. Upper extremity injuries in motorcyclists
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Ebrahim Paryavi, Raymond A. Pensy, Joshua M. Abzug, W. Andrew Eglseder, Mohit N. Gilotra, and Aaron J. Johnson
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Adult ,Male ,Patient Transfer ,medicine.medical_specialty ,medicine.medical_treatment ,Poison control ,Critical Care and Intensive Care Medicine ,Rehabilitation Centers ,Trauma Centers ,Injury prevention ,medicine ,Humans ,Humerus ,Retrospective Studies ,Health Services Needs and Demand ,Rehabilitation ,Maryland ,business.industry ,Mortality rate ,Trauma center ,Accidents, Traffic ,Hand Injuries ,Odds ratio ,Middle Aged ,Survival Rate ,medicine.anatomical_structure ,Motorcycles ,Physical therapy ,Upper limb ,Female ,Surgery ,business - Abstract
BACKGROUND: Motorcycle crashes (MCCs) constitute a disproportionately high number of road accidents that result in mortality and injury, compared with other motor vehicle collisions. Distribution and characteristics of upper extremity injuries sustained by motorcyclists and their implications are not well established. We sought to determine the epidemiology of upper extremity injuries in motorcyclists and the independent effects of the injuries on mortality and need for rehabilitative services. METHODS: All motorcyclist admissions at our Level I trauma center from 2006 through 2010 were retrospectively reviewed. We identified and categorized all upper extremity injuries. Demographic data, in-hospital mortality, disposition to a rehabilitation facility, and other potential confounding covariates were recorded. Propensity score-adjusted logistic regression models quantified the effects of upper limb injuries on mortality and transfer to rehabilitation facilities. RESULTS: Thirty-five percent (759 of 2,151 patients) involved in MCCs sustained upper extremity injury. Shoulder girdle injuries were most common (n = 433), followed by forearm fractures (n = 272). Mortality rate was 4% (87 of 2,151 patients) for all MCC admissions. Propensity score-adjusted logistic regression models showed that injuries distal to the humerus had an independent odds ratio for mortality of 0.41 (95% confidence interval, 0.21-0.8). Odds of requiring rehabilitation after discharge were 1.82 times (95% confidence interval, 1.47-2.26) higher when any upper extremity injury was sustained. CONCLUSION: Upper extremity injuries are common in MCCs. Distal injuries are associated with lower mortality rates possibly because of a "crumple zone effect" of distal upper extremities sparing the head and neck region from direct impact in head-first injuries. MCC patients with upper extremity injuries are more likely to require rehabilitation services. LEVEL OF EVIDENCE: Epidemiologic study, level III. Language: en
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- 2015
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32. Is prescribed lower extremity weight-bearing status after geriatric lower extremity trauma associated with increased mortality?
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Daniel Connelly, Peter B. Berger, Carrie Schoonover, Brook I. Martin, Raymond A. Pensy, Daniel Mascarenhas, Marcus F. Sciadini, Robert V O'Toole, Ida Leah Gitajn, and Stephen Breazeale
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Male ,medicine.medical_specialty ,Urban Population ,medicine.medical_treatment ,Frail Elderly ,Comorbidity ,Weight-Bearing ,03 medical and health sciences ,Fractures, Bone ,0302 clinical medicine ,Trauma Centers ,Internal medicine ,medicine ,Humans ,Mobility Limitation ,Geriatric Assessment ,General Environmental Science ,Aged ,Retrospective Studies ,Aged, 80 and over ,030222 orthopedics ,Univariate analysis ,Rehabilitation ,business.industry ,Trauma center ,030208 emergency & critical care medicine ,Retrospective cohort study ,medicine.disease ,Polytrauma ,Patient Discharge ,Patient Outcome Assessment ,Logistic Models ,General Earth and Planetary Sciences ,Injury Severity Score ,Female ,business ,Body mass index ,Social Security Death Index ,Leg Injuries - Abstract
Evaluate whether mortality after discharge is elevated in geriatric fracture patients whose lower extremity weight-bearing is restricted.Retrospective cohort study SETTING: Urban Level 1 trauma center PATIENTS/PARTICIPANTS: 1746 patients65 years of age INTERVENTION: Post-operative lower extremity weight-bearing status MAIN OUTCOME MEASURE: Mortality, as determined by the Social Security Death Index RESULTS: Univariate analysis demonstrated that patients who were weight-bearing as tolerated on bilateral lower extremities (BLE) had significantly higher 5-year mortality compared to patients with restricted weight-bearing on one lower extremity and restricted weight-bearing on BLE (30%, 21% and 22% respectively, p 0.001). Cox regression analysis controlling for variables including age, Charlson Comorbidity Index, Injury Severity Scale, combined UE/LE injury, injury mechanism (high vs low), sex, BMI and GCS demonstrated that, in comparison to patients who were weight bearing as tolerated on BLE, restricted weight-bearing on one lower extremity had a hazard ratio (HR) of 0.97 (95% confidence interval 0.78 to 1.20, p = 0.76) and restricted weight-bearing in BLE had a HR of 0.91 (95% confidence interval 0.60 to 1.36, p = 0.73).In geriatric patients, prescribed weight-bearing status did not have a statistically significant association with mortality after discharge, when controlling for age, sex, body mass index, medical comorbidities, Injury Severity Scale (ISS), mechanism of injury, nonoperative treatment and admission GCS. This remained true in when the analysis was restricted to operative injuries only.
- Published
- 2017
33. Osteosynthesis of AO/OTA 13-C3 distal humeral fractures in patients older than 70 years
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Raymond A. Pensy, Eric R. Wagner, Daniel Mascarenhas, Matthew T. Houdek, Steven F. Shannon, and Walter A. Eglseder
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Male ,Reoperation ,medicine.medical_specialty ,Humeral Fractures ,medicine.medical_treatment ,Olecranon ,Elbow ,Bone Screws ,law.invention ,Intramedullary rod ,03 medical and health sciences ,Fracture Fixation, Internal ,0302 clinical medicine ,law ,Elbow Joint ,medicine ,Internal fixation ,Humans ,Orthopedics and Sports Medicine ,Range of Motion, Articular ,Aged ,Retrospective Studies ,Flexion contracture ,Aged, 80 and over ,030222 orthopedics ,Elbow fracture ,Osteosynthesis ,business.industry ,030208 emergency & critical care medicine ,General Medicine ,Confidence interval ,Surgery ,medicine.anatomical_structure ,Treatment Outcome ,Female ,business - Abstract
Objective The purpose of this retrospective case series was to examine the AO Foundation and Orthopaedic Trauma Association (AO/OTA) 13-C3 distal humeral fractures treated with open reduction–internal fixation (ORIF) in patients older than 70 years. Methods During an 8-year period, 21 patients older than 70 years with AO/OTA 13-C3 distal humeral fractures were treated with ORIF performed by 2 senior upper extremity traumatologists. There were 16 patients with >1 year of follow-up, with a mean age of 78 (70-84) years. Results At a mean follow-up of 4 years (1-8 years), all 16 patients demonstrated radiographic signs of bone union. Three patients underwent reoperations, including irrigation and debridement for postoperative infections (n = 2) and removal of implant for symptomatic olecranon intramedullary screw (n = 1). The mean postoperative total arc of ulnohumeral motion was 97° (80°-145°), including a mean flexion of 117° (106°-126°) and flexion contracture of 20° (14°-26°). The mean pronation was 69° (55°-85°), and supination was 78° (74°-9°0). The mean Quick Disabilities of the Arm, Shoulder, and Hand score was 19 (standard deviation, 6.9; confidence interval, 15.4-22.8), and the mean Mayo Elbow Performance Score was 91 (standard deviation, 8.2; confidence interval, 86-95). Conclusions ORIF remains a reliable option for treatment of AO/OTA 13-C3 distal humeral fractures in elderly patients. Excellent clinical outcomes can be achieved with preservation of motion and arm function through anatomic reduction, rigid internal fixation, and early mobilization.
- Published
- 2017
34. Brachial Artery Transection After a Closed Traumatic Isolated Medial Epicondyle Fracture in a Pediatric Patient: A Case Report
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Ebrahim Paryavi, W. Andrew Eglseder, Brandon S. Schwartz, Joshua M. Abzug, and Raymond A. Pensy
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Male ,medicine.medical_specialty ,Humeral Fractures ,Adolescent ,Brachial Artery ,Neurovascular injury ,Case Reports ,030204 cardiovascular system & hematology ,03 medical and health sciences ,0302 clinical medicine ,medicine.artery ,medicine ,Humans ,Orthopedics and Sports Medicine ,Brachial artery ,Fractures, Closed ,030222 orthopedics ,business.industry ,Neurovascular bundle ,Occult ,Surgery ,Pediatric patient ,Elbow dislocation ,Fracture (geology) ,Epicondyle ,business - Abstract
Background: Medial epicondyle fractures in pediatric patients might be associated with an occult elbow dislocation and neurovascular damage. Methods: A single case of a medial epicondyle fracture presenting with brachial artery transection was reviewed. Presentation, clinical course, and early outcome are reported. Results: A 14-year-old patient presenting with an apparently isolated medial epicondyle fracture was found to have examination and diagnostic test findings consistent with brachial artery transection. His injury was explored and repaired acutely, resulting in acute return of perfusion. Final follow-up revealed 0° to 130° of flexion-extension arc of motion and full pronation and supination with normal sensory and motor function of the hand. Conclusions: Pediatric medial epicondyle fractures should alert the clinician to the possibility of an occult dislocation of the elbow, and a full neurovascular assessment should be performed. Early recognition and repair of a vascular injury associated with this fracture can lead to a good outcome.
- Published
- 2017
35. The Adult Monteggia Fracture: Patterns and Incidence of Annular Ligament Incarceration Among 121 Cases at a Single Institution Over 19 Years
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W. Andrew Eglseder, Max Hamaker, Amy Zheng, and Raymond A. Pensy
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Adult ,Male ,Reoperation ,medicine.medical_specialty ,Adolescent ,medicine.medical_treatment ,Ulna ,Monteggia fracture ,Monteggia's Fracture ,03 medical and health sciences ,Fracture Fixation, Internal ,Young Adult ,0302 clinical medicine ,Medicine ,Humans ,Orthopedics and Sports Medicine ,030212 general & internal medicine ,Range of Motion, Articular ,Reduction (orthopedic surgery) ,Fixation (histology) ,Aged ,Retrospective Studies ,030222 orthopedics ,business.industry ,Trauma center ,Middle Aged ,medicine.disease ,Surgery ,medicine.anatomical_structure ,Ligaments, Articular ,Ligament ,Current Procedural Terminology ,Female ,business ,Range of motion ,Bone Plates - Abstract
Purpose The purposes of this study were to identify the relative frequency of Monteggia fracture patterns and to investigate the required frequency of open reduction of the proximal radiocapitellar joint. Methods We identified 121 Monteggia fractures at a Level I trauma center from 1996 to 2015 and included 119 in this study. These fractures were identified using a database search for the appropriate International Classification of Diseases, Ninth Revision and Current Procedural Terminology codes as well as individual surgeons' logs. Two fellowship-trained hand surgeons reviewed the identified patients' x-rays and operative notes. Each fracture was classified using Bado's original description, excluding transolecranon and Monteggia variants. Results Bado I lesion represented 68% (81 of 119) of Monteggia fractures. Annular ligament incarceration preventing radial head reduction occurred in approximately 17% (14 of 81) of this Bado type. Revision fixation of the ulna was not necessary (none of 119 cases) and functional range of motion (average arc, 117°) was recovered in most patients. The reoperation rate of 20% (23 of 119) was related to the severity of the presenting injury and hardware prominence. Conclusions Most radial head dislocations associated with Monteggia fractures occur anteriorly and will reduce with anatomic plating of the ulna. In cases where the radial head fails to reduce, entrapment of the annular ligament can be expected and open reduction is required. Revision fixation of the ulna to achieve reduction of the radial head is uncommon in our experience. Type of study/level of evidence Prognostic IV.
- Published
- 2017
36. Salvage of upper extremities with humeral fracture and associated brachial artery injury
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Thomas F. Higgins, Benjamin Chia, Ebrahim Paryavi, Raymond A. Pensy, and W. Andrew Eglseder
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Adult ,Male ,Humeral Fractures ,medicine.medical_specialty ,Brachial Artery ,medicine.medical_treatment ,Wounds, Penetrating ,Wounds, Nonpenetrating ,Amputation, Surgical ,Upper Extremity ,Fracture Fixation, Internal ,External fixation ,Blunt ,medicine.artery ,Fracture fixation ,medicine ,Humans ,Internal fixation ,Humerus ,Brachial artery ,Retrospective Studies ,General Environmental Science ,Wound Healing ,business.industry ,Retrospective cohort study ,Plastic Surgery Procedures ,Limb Salvage ,Surgery ,medicine.anatomical_structure ,Amputation ,Practice Guidelines as Topic ,General Earth and Planetary Sciences ,Female ,business - Abstract
Background Humeral fractures with brachial artery injury present a challenge for treating surgeons. Treatment practices vary, including use of vascular shunts, multispecialty teams versus an upper-extremity surgeon, and temporizing external fixation. Our objectives were to describe our treatment approach, to define “absolute ischaemia,” to determine whether to use a vascular shunt, and to identify variables that could improve limb salvage rate. Methods We conducted a retrospective study of 38 patients with humeral fracture and brachial artery injury from 1999 through 2012 at a level I trauma centre. Demographic and treatment characteristics were compared between blunt and penetrating injuries and between treatment by multispecialty teams and treatment by an upper-extremity surgeon. We investigated other variables of interest, including immediate internal fixation, shunt use, time to brachial artery repair, and flap coverage. This study focused on immediate limb salvage and not on eventual functional outcomes of the limb or patient satisfaction regarding the extremity. The main outcome measure was salvage versus amputation. Results Thirty-six upper extremities were successfully salvaged, and two underwent eventual amputation. Immediate internal fixation (33 of 38 patients) did not have an adverse effect on the rate of successful limb salvage ( p > .05). Shunt use and treatment by an upper-extremity surgeon were not associated with improved salvage rate ( p > .05). The need for flap coverage was significantly associated with failed salvage of the extremity ( p = .02). Conclusions Salvage of the upper extremity with humeral fracture and associated brachial artery injury is not dependent on time to brachial artery repair, shunt use, or specialty of treating surgeon. Immediate internal fixation can be performed without adversely affecting the potential for successful salvage. Flap coverage, which is an indicator of severity of soft-tissue injury, correlates with amputation in these severe injuries. Type of study/level of evidence Therapeutic III.
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- 2014
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37. Safety of immediate open reduction and internal fixation of geriatric open fractures of the distal radius
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Adam M. Kaufman, Raymond A. Pensy, W. Andrew Eglseder, and Robert V O'Toole
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Male ,Reoperation ,medicine.medical_specialty ,medicine.medical_treatment ,Patient demographics ,Nonunion ,Repeat Surgery ,Wrist ,Disability Evaluation ,Fracture Fixation, Internal ,Fractures, Open ,Fixation (surgical) ,Primary outcome ,Geriatric population ,Surveys and Questionnaires ,medicine ,Humans ,Surgical Wound Infection ,Internal fixation ,Range of Motion, Articular ,Geriatric Assessment ,Aged ,Retrospective Studies ,General Environmental Science ,Aged, 80 and over ,Hand Strength ,business.industry ,Middle Aged ,medicine.disease ,Anti-Bacterial Agents ,Surgery ,Radiography ,Treatment Outcome ,medicine.anatomical_structure ,Physical therapy ,General Earth and Planetary Sciences ,Female ,Radius Fractures ,business ,Bone Plates ,Follow-Up Studies - Abstract
Introduction and aim There is a paucity of literature regarding outcomes of open fractures of the distal radius. No study has detailed this injury or treatment strategy in the geriatric population. The purpose of this study was to determine the safety of immediate open reduction and internal fixation of geriatric open fractures of the distal radius. Methods A total of 21 geriatric patients with open fractures of the distal radius treated with a single definitive procedure were identified from a prospectively collected database. We reviewed patient demographics, injury characteristics and treatment specifics. Our primary outcome was surgical-site infection defined by need for antibiotics or repeat surgery. Our secondary outcome was need for other re-operation. Patients were contacted and functional scores obtained. Results Patients were followed up for an average of 26 months. One deep infection and one nonunion occurred, and they required repeat surgery. Four minor operative complications occurred, including stiffness requiring manipulation and prominent fixation devices requiring removal. Patients maintained an average wrist flexion–extension arc of 89° and pronation–supination arc of 137°. The average QuickDASH (shortened disabilities of the arm, shoulder and hand questionnaire) score was 17.4, indicating minimal disability of the upper extremity. Conclusions Immediate open reduction and internal fixation of geriatric open fractures of the distal radius yields adequate functional results with low risk of major complications.
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- 2014
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38. Floating clavicular injury
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Ebrahim Paryavi, Raymond A. Pensy, Matthew W. Christian, Eric J. Belin, and W. Andrew Eglseder
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medicine.medical_specialty ,business.industry ,Nonunion ,General Medicine ,Fascia ,medicine.disease ,Surgery ,Patient satisfaction ,medicine.anatomical_structure ,Clavicle ,medicine ,Fracture (geology) ,Shoulder girdle ,Displacement (orthopedic surgery) ,Injury treatment ,business - Abstract
F ractures of the clavicle and acromioclavicular (AC) separations are common injuries in adults and have fairly good individual prognoses. Isolated clavicular fractures account for 2.6--4% of all adult fractures and 35% of shoulder girdle injuries. Treatment options vary depending on the type and location of the fracture and the patient characteristics. The widely accepted dogma has been that most clavicular fractures can be treated nonoperatively, are associated with low nonunion rates, and achieve excellent functional recovery. Recent studies suggest that widely displaced or comminuted fractures resulting from high-energy trauma have a propensity for adverse outcomes with nonoperative treatment and that early operative fixation might lead to improved function and patient satisfaction. AC joint injuries also are common, often resulting from a direct superior blow to the shoulder. These injuries are most commonly classified according to the Rockwood system, with Types I through III usually being the result of lower energy, sports, or fall-related mechanisms. Higher grade Types IV and V AC dislocations cause complete disruption of the stabilizing AC and coracoclavicular (CC) ligaments and displacement of the distal clavicle through the deltotrapezius fascia. Operative fixation of these injuries currently is standard practice. Combined AC separation and clavicular fracture in the same shoulder is rare and has been reported in only a few patients. It is thought that this entity is the result of high-energy trauma to the shoulder with poor outcomes if treated nonoperatively. Various surgical techniques to treat this type of floating clavicle injury have been described in the literature, with no consensus on the best approach to stabilize this injury. We herein present a patient with combined AC separation and clavicular fracture treated with dual plating of the clavicle and AC joint, using a clavicular hook plate in addition to a conventional limited contact dynamic compression plate. Informed consent was obtained from the patient for publication.
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- 2013
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39. Biomechanical Comparison of Superior Versus Anterior Plate Position for Fixation of Distal Clavicular Fractures: A New Model
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Hyunchul Kim, Ebrahim Paryavi, Raymond A. Pensy, James Wilkerson, and Anand Murthi
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Male ,Friction ,Bone Screws ,Dynamic compression plate ,medicine.disease_cause ,Models, Biological ,Weight-bearing ,Prosthesis Implantation ,Weight-Bearing ,03 medical and health sciences ,Fracture Fixation, Internal ,Fractures, Bone ,0302 clinical medicine ,Scapula ,Cadaver ,Prosthesis Fitting ,Bone plate ,Fracture fixation ,medicine ,Humans ,Orthopedics and Sports Medicine ,Computer Simulation ,030212 general & internal medicine ,Aged ,Aged, 80 and over ,030222 orthopedics ,business.industry ,General Medicine ,Anatomy ,Clavicle ,Prosthesis Failure ,Equipment Failure Analysis ,medicine.anatomical_structure ,Treatment Outcome ,Surgery ,Female ,Stress, Mechanical ,Cadaveric spasm ,business ,Bone Plates - Abstract
Objectives Although most clavicular fractures are amenable to nonoperative management, metadiaphyseal fractures are considerably more complex, with rates of suboptimal healing as high as 75% when treated nonoperatively. The poor results are ascribed to the deforming forces on the distal clavicle from the surrounding muscles and the weight of the arm. It recently has been noted that some operative fixations of these fractures are also failing when a standard superiorly placed plate is used. We hypothesized that anterior plating, when compared with superior plating, improves the strength and durability of the construct by redirecting the axis of the major deforming force across rather than in line with the screws of the construct. Methods Six pairs of fresh-frozen human cadaveric clavicles with the scapula attached by the coracoclavicular ligaments were osteotomized just medial to the ligaments and plated with a standard 3.5-mm limited-contact dynamic compression plate. Specimens were potted and mounted on a materials testing system machine, preserving the anatomic relationship of the clavicle and scapula. They were then loaded through the coracoclavicular ligaments to mimic the weight of the arm pulling inferiorly. Each specimen was loaded with 375 N at 1 Hz for 2000 cycles. Sequential loading was then applied at 25-N intervals until failure. Statistical analysis was performed using a Wilcoxon signed-rank test. Results The superiorly plated specimens failed after fewer cycles and with lower force than the anteriorly plated specimens. The median number of cycles to failure was 2082 for anterior plated specimens and 50 for superiorly plated (P = 0.028). The median load to failure was 587.5 N in the anterior group and 375 N in the superior group (P = 0.035). The median stiffness was 46.13 N/mm for anterior and 40.45 N/mm for superior (P = 0.375) plates. Conclusions Anteriorly plated distal third clavicular fractures have superior strength and durability compared with fractures plated superiorly when using a physician-contoured, 3.5-mm, limited-contact, dynamic compression plate in this cadaver model.
- Published
- 2016
40. Do Traction Radiographs of Distal Radial Fractures Influence Fracture Characterization and Treatment?
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Raymond A. Pensy, Jason W. Nascone, Robert V O'Toole, Elan Goldwyn, Marcus F. Sciadini, Theodore T. Manson, Christopher T. LeBrun, Jordan Hoolachan, Renan C. Castillo, and W. Andrew Eglseder
- Subjects
Adult ,Male ,medicine.medical_specialty ,Adolescent ,Intra-Articular Fractures ,medicine.medical_treatment ,Radiography ,Decision Making ,Risk Assessment ,Radial fractures ,Computed tomographic ,Cohort Studies ,Young Adult ,Injury Severity Score ,Cohen's kappa ,McNemar's test ,Fracture Fixation ,Traction ,Confidence Intervals ,Humans ,Medicine ,Orthopedics and Sports Medicine ,Prospective Studies ,Fracture Healing ,Observer Variation ,Orthodontics ,business.industry ,Trauma center ,Reproducibility of Results ,General Medicine ,Middle Aged ,Traction (orthopedics) ,Wrist Injuries ,Additional research ,Treatment Outcome ,Splints ,Female ,Surgery ,sense organs ,Radiology ,Radius Fractures ,business - Abstract
Background: Our center evaluates all distal radial fractures with traction radiographs before splinting. Although investigations of various imaging modalities to evaluate distal radial fractures have been presented in the literature, to our knowledge the use of traction radiographs has not been well described. We hypothesized that the addition of traction radiographs to standard radiographs increases interobserver and intraobserver reliability for injury descriptions, affects the choice of treatment plan, and decreases the perceived need for computed tomography. Methods: Radiographs for fifty consecutive eligible patients with distal radial fractures that were treated at a level-1 trauma center were used to create two image sets for each patient. Set 1 included injury and splint radiographs, and Set 2 included the images from Set 1 plus traction radiographs. The image sets were stripped of all demographic data and were presented in random order to seven fellowship-trained orthopaedic surgeons. The surgeons independently reviewed each of the 100 image sets and answered ten questions regarding the description and treatment of the injury. Analyses were conducted with kappa statistics to evaluate interobserver reliability. Intraobserver variability was assessed with the McNemar test after adjusting for clustering. Results: Traction radiographs improved interobserver reliability for four of ten questions. With regard to intraobserver variability, responses to two questions were significantly changed. With the addition of traction radiographs, the observation of intra-articular fragments requiring reduction increased from 38.3% to 53.1% (p < 0.05) and the perceived need to order computed tomography for further evaluation decreased from 21.7% to 5.1% (p < 0.001). No other changes reached significance. Conclusion: The addition of traction radiographs appeared to affect surgeons’ interobserver reliability in the evaluation of distal radial fractures. In addition, traction radiographs changed the rate of detection of intra-articular fragments requiring reduction and the perceived need for computed tomography. These data indicate that traction radiographs may provide some of the same information as computed tomographic scans at a lower cost and argue for additional research comparing computed tomographic scans and traction radiographs of the distal part of the radius.
- Published
- 2012
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41. Traumatic brachial plexus injuries
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Raymond A. Pensy
- Subjects
medicine.medical_specialty ,business.industry ,Medicine ,General Medicine ,business ,Brachial plexus ,Surgery - Published
- 2010
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42. Posterior sternoclavicular fracture-dislocation: A case report and novel treatment method
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W. Andrew Eglseder and Raymond A. Pensy
- Subjects
Adult ,Sternum ,medicine.medical_specialty ,Sternoclavicular joint ,Joint Dislocations ,Bone healing ,Fracture Fixation, Internal ,Fractures, Bone ,Bone plate ,medicine ,Humans ,Orthopedics and Sports Medicine ,Range of Motion, Articular ,Fracture Healing ,Novel treatment method ,business.industry ,Accidents, Traffic ,Follow up studies ,General Medicine ,Clavicle ,Sternoclavicular Joint ,medicine.anatomical_structure ,Fracture (geology) ,Female ,Radiography, Thoracic ,Surgery ,Radiology ,Dislocation ,Tomography, X-Ray Computed ,business ,Bone Plates ,Bone Wires ,Follow-Up Studies - Published
- 2010
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43. Single-Incision Extensile Volar Approach to the Distal Radius and Concurrent Carpal Tunnel Release: Cadaveric Study
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Lance M. Brunton, James P. Higgins, Raymond A. Pensy, A. Bobby Chhabra, and Brent G. Parks
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Male ,medicine.medical_specialty ,medicine.medical_treatment ,Fracture Fixation, Internal ,Random Allocation ,Cadaver ,Bone plate ,Fracture fixation ,Pressure ,Humans ,Medicine ,Internal fixation ,Orthopedics and Sports Medicine ,Carpal tunnel ,Carpal tunnel syndrome ,Aged ,Fixation (histology) ,Aged, 80 and over ,business.industry ,Dissection ,Middle Aged ,Decompression, Surgical ,musculoskeletal system ,medicine.disease ,Carpal Tunnel Syndrome ,Biomechanical Phenomena ,Nerve Regeneration ,Surgery ,body regions ,Forearm ,medicine.anatomical_structure ,Ligaments, Articular ,Female ,Radius Fractures ,business ,Cadaveric spasm ,Bone Plates - Abstract
To determine whether a single-incision extensile approach to the distal radius used for open reduction internal fixation and a concomitant radial sided carpal tunnel (CT) release safely and effectively decompresses the carpal tunnel.Five pairs of cadaveric forearms were mounted to a tabletop with a cable pulley system attached to the long finger. Each paired specimen was randomized to volar plating via either the flexor carpi radialis approach (control group) or the extensile volar exposure (combined flexor carpi radialis and radial-sided carpal tunnel release). Before and after the respective exposure and plating, increased CT pressures were created with 2.27, 4.54, and 6.81 kg of distraction. We used a paired t-test to compare the change in CT pressure at each level of distraction before and after intervention for the 2 groups, with significance set at p/= .05. A dissection of each exposure was performed with attention given to the radial aspect of the transverse carpal ligament (TCL) and any possible iatrogenic injuries.Carpal tunnel pressure increased with increasing distraction. We noted a statistically significant reduction in CT pressure after the extensile exposure and plating with 4.54 (p = .023) and 6.81 (p.001) kg of distraction, respectively. No significant reduction in mean CT pressure for the control group specimens occurred at any level of distraction force. The average length of the radial TCL was 22 mm (range, 18-31 mm); the average distance between the recurrent motor branch and distal TCL was 11 mm (range, 8-15 mm). No iatrogenic tendon or nerve injury occurred with the extensile volar exposure.Carpal tunnel pressure is safely reduced and the distal radius is adequately exposed for fixation with the extensile volar approach.
- Published
- 2010
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44. A Biomechanical Investigation of an Olecranon Nail in the Fixation of Olecranon Osteotomies
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Raymond A. Pensy, Bradley W. Moatz, Kacey L. White, and Christopher L. Forthman
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Orthodontics ,030222 orthopedics ,business.industry ,medicine.medical_treatment ,Olecranon ,Rehabilitation ,Elbow ,Physical Therapy, Sports Therapy and Rehabilitation ,030229 sport sciences ,Anatomy ,Osteotomy ,law.invention ,Intramedullary rod ,03 medical and health sciences ,Fixation (surgical) ,0302 clinical medicine ,medicine.anatomical_structure ,Cadaver ,law ,medicine ,Nail (anatomy) ,Orthopedics and Sports Medicine ,Surgery ,business ,Cadaveric spasm - Abstract
Background The goal of the current cadaver study was to compare two low-profile constructs for olecranon osteotomy repair: an intramedullary screw and tension band and a new olecranon nail. Methods Ten cadaveric elbow pairs were harvested. One of each pair was then randomly assigned to be tested either with a 6.5-mm intramedullary screw and tension band or with the olecranon nail. Using a testing apparatus to simulate an early postoperative motion protocol, the repairs were cyclically loaded. The maximal osteotomy gap observed during loading was recorded. A paired t-test was used for statistical anaylsis. Results The mean peak gap for the osteotomies repaired with the nail was 0.31 mm versus 0.75 mm for the screw. This difference was not statistically significant ( p = 0.158). Conclusion The data obtained demonstrate the olecranon nail performs favourably when compared with an intramedullary screw, with the added benefit of offering a low profile, intramedullary construct.
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- 2010
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45. Sustentaculum Lunatum: Appreciation of the Palmar Lunate Facet in Management of Complex Intra-Articular Fractures of the Distal Radius
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Ebrahim, Paryavi, Matthew W, Christian, W Andrew, Eglseder, and Raymond A, Pensy
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Fracture Fixation, Internal ,Radius ,Intra-Articular Fractures ,Humans ,Lunate Bone ,Range of Motion, Articular ,Radius Fractures ,Wrist Injuries ,Bone Plates - Abstract
Fracture of the distal radius is the most common wrist injury. Treatment of complex intra-articular fractures of the distal radius requires an accurate diagnosis of the fracture pattern and a thoughtful approach to fixation. We propose a new term, sustentaculum lunatum, for the palmar lunate facet. The sustentaculum lunatum deserves specific attention because of its importance in load transmission across the radiocarpal joint. It is also key to restoring the anatomy of the palmar distal radial metaphysis during internal fixation. We provide a review of the structure and function of the sustentaculum lunatum and describe fixation techniques. This article is intended to promote awareness of this fragment in the treatment of fractures of the distal radius.
- Published
- 2015
46. Septic Arthritis and Osteomyelitis Caused by Pasteurella multocida
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Neil, Vranis, Ebrahim, Paryavi, Matthew, Christian, Manjari, Joshi, and Raymond A, Pensy
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Male ,Arthritis, Infectious ,Pasteurella multocida ,Biopsy ,Pasteurella Infections ,Osteomyelitis ,Combined Modality Therapy ,Anti-Bacterial Agents ,Debridement ,Cats ,Animals ,Humans ,Bites and Stings ,Tomography, X-Ray Computed ,Aged - Abstract
This report presents a case of progressive septic arthritis and osteomyelitis caused by a rare pathogen, Pasteurella multocida, thought to be provoked by the use of systemic corticosteroids. Despite initial improvement after antibiotics and surgical procedure, the patient returned with new, associated symptoms 1 month later. This concurrent set of circumstances leading to a life-threatening condition has not been reported, to the best of our knowledge. Physicians aware of such a case will be better prepared to diagnose, treat, and educate their patients. Additionally, the diagnostic challenge presented by this case report emphasizes the need for vigilance and thoroughness in obtaining histories from patients presenting with seemingly benign complaints, especially in vulnerable populations, such as infants, pregnant women, and immunocompromised adults.
- Published
- 2015
47. Motorcyclist's thumb: carpometacarpal injuries of the thumb sustained in motorcycle crashes
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C. Alexander, Raymond A. Pensy, Ebrahim Paryavi, Joshua M. Abzug, Walter A. Eglseder, and Aaron J. Johnson
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musculoskeletal diseases ,Adult ,medicine.medical_specialty ,Joint Dislocations ,Poison control ,030230 surgery ,Thumb ,03 medical and health sciences ,Finger Phalanges ,Fractures, Bone ,0302 clinical medicine ,Injury prevention ,Medicine ,Humans ,Joint dislocation ,Retrospective Studies ,Thumb injury ,030222 orthopedics ,business.industry ,Accidents, Traffic ,Level iv ,Carpometacarpal Joints ,Metacarpophalangeal joint ,Collateral Ligaments ,Middle Aged ,medicine.disease ,Surgery ,body regions ,medicine.anatomical_structure ,Motorcycles ,Ligament ,business - Abstract
The purpose of this study was to investigate motorcycle crash thumb injury patterns. We hypothesized that ulnar collateral ligament injuries at the thumb metacarpophalangeal joint would be most common and there would be a side predilection due to the clutch and brake positions. Motorcyclist admissions following injury between 2002 and 2013 were reviewed, and phalangeal and metacarpal injuries treated acutely identified. Demographics, injury, and treatment characteristics were recorded. Association between laterality and injury type was assessed. Of 128 patients, 59 underwent acute treatment for thumb injuries. Eleven patients sustained thumb ulnar collateral ligament injuries; 27 sustained thumb carpometacarpal injuries. Most carpometacarpal injuries were fracture-dislocations (19/27). Thumb carpometacarpal injuries had no overall side predilection; ulnar collateral ligament injuries occurred more on the right. Carpometacarpal fractures and dislocations are the most frequent motorcycle crash thumb injury, probably due to the mechanics of gripping handlebars and the high-energy force directed into the palm and against the metacarpal base. Level of evidence: Level IV
- Published
- 2015
48. Clavicle Fractures
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Brandon S. Schwartz, W. Andrew Eglseder, Raymond A. Pensy, and Joshua M. Abzug
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Orthodontics ,medicine.anatomical_structure ,Clavicle ,business.industry ,medicine ,Fracture (geology) ,business - Published
- 2015
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49. [Untitled]
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Prabu Selvam, Andrew Dubina, W. Andrew Eglseder, James Wilkerson, and Raymond A. Pensy
- Subjects
Orthodontics ,business.industry ,Olecranon ,Radiography ,Elbow ,General Medicine ,Proximal ulna ,law.invention ,Intramedullary rod ,Coronoid process ,Fixation (surgical) ,medicine.anatomical_structure ,law ,Functional anatomy ,medicine ,business - Abstract
The objective of this study was to compare intramedullary (IM) nail and IM screw fixation for reattachment of the proximal ulna. Preserved elbow anatomy served as the primary outcome and was defined as the distance between the coronoid process and the olecranon. A retrospective cohort study of 31 patients treated with IM fixation of the proximal ulna was performed. Radiographs were used to compare displacement distances between the coronoid process and the olecranon, with average follow-up of approximately 5 months. IM nail fixation corresponded to a mean displacement of -0.65 mm between the olecranon and coronoid process, versus 0.23 mm for IM screw fixation. No patients were identified with loss of reduction of bone fragments. Both IM fixation techniques maintained the functional anatomy of the elbow. Minimal displacement of bone fragments and no identified loss of reduction suggest that both techniques could be reasonable alternatives to more traditional approaches.
- Published
- 2015
- Full Text
- View/download PDF
50. AC Dislocations, SC Dislocations, and Scapula Fractures
- Author
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Raymond A. Pensy, Joshua M. Abzug, Brandon S. Schwartz, and W. Andrew Eglseder
- Subjects
Scapula ,business.industry ,Medicine ,Anatomy ,business - Published
- 2015
- Full Text
- View/download PDF
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