100 results on '"Bentz ML"'
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2. Complete genome sequences of four representative Corynebacterium belfantii strains.
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Peng Y, Fueston H, Irfan M, Hammond J, Morales D, Ju H, Bentz ML, Heuser J, Burroughs M, Tondella ML, and Weigand MR
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This report describes the complete genome sequence assemblies from four representative isolates of the human pathogen Corynebacterium belfantii . These data provide necessary references to aid accurate sequence-based species discrimination among closely related Corynebacterium spp. pathogens., Competing Interests: The authors declare no conflict of interest.
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- 2024
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3. The Less Emphasized Link in Mentorship: The Role of the Mentee.
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Attaluri PK, Wirth PJ, Shaffrey EC, Bentz ML, and Afifi AM
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Competing Interests: Financial Disclosure Statement: Dr. Attaluri, Dr. Shaffrey, Dr. Wirth, Dr. Bentz, and Dr. Afifi have no financial disclosures and no conflicts of interest to report.
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- 2024
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4. Increased proportions of invasive pneumococcal disease cases amongs adults experiencing homelessness sets stage for new serotype 4 capsular-switch recombinant.
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Beall B, Chochua S, Metcalf B, Lin W, Tran T, Li Z, Li Y, Bentz ML, Sheth M, Osis G, and McGee L
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Background: The Centers for Disease Control and Prevention's Active Bacterial Core surveillance (ABCs) identified increased serotype 4 invasive pneumococcal disease (IPD), particularly among adults experiencing homelessness (AEH)., Methods: We quantified IPD cases during 2016-2022. Employing genomic-based characterization of IPD isolates, we identified serotype-switch variants. Recombinational analyses were used to identify the genetic donor and recipient strains that generated a serotype 4 progeny strain. We performed phylogenetic analyses of the serotype 4 progeny and serotype 12F genetic recipient to determine genetic distances., Results: We identified 30 inter-related (0-21 nucleotide differences) IPD isolates recovered during 2022-2023, corresponding to a serotype 4 capsular-switch variant. This strain arose through a multi-fragment recombination event between serotype 4/ST10172 and serotype 12F/ST220 parental strains. Twenty-five of the 30 cases occurred within Oregon. Of 29 cases with known residence status, 16 occurred in AEH. Variant emergence coincided with a 2.6-fold increase (57 to 148) of cases caused by the serotype 4/ST10172 donor lineage in 2022 compared to 2019 and its first appearance in Oregon. Most serotypes showed sequential increases of AEH IPD/all IPD ratios during 2016-2022 (for all serotypes combined, 247/2198, 11.2% during 2022 compared to 405/5317, 7.6% for 2018-2019, p<0.001). Serotypes 4 and 12F each caused more IPD than any other serotypes in AEH during 2020-2022 (207 combined reported cases primarily in 4 western states accounting for 38% of IPD in AEH)., Conclusion: Expansion and increased transmission of serotypes 4 and 12F among adults potentially led to recent genesis of an impactful hybrid "serotype-switch" variant., (Published by Oxford University Press on behalf of Infectious Diseases Society of America 2024.)
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- 2024
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5. Erratum for Misas et al., "Genomic description of acquired fluconazole- and echinocandin-resistance in patients with serial Candida glabrata isolates".
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Misas E, Seagle E, Jenkins EN, Rajeev M, Hurst S, Nunnally NS, Bentz ML, Lyman MM, Berkow E, Harrison LH, Schaffner W, Markus TM, Pierce R, Farley MM, Chow NA, Lockhart SR, and Litvintseva AP
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- 2024
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6. Evaluation of CHROMagar Candida Plus for the detection of C. auris with a panel of 206 fungal isolates and 83 colonization screening skin-swabs.
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Bentz ML, Le N, Min B, Nunnally NS, Sullivan V, Tran M, Lockhart SR, Litvintseva A, Berkow EL, and Sexton DJ
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- Humans, Candida auris, Culture Media, Coloring Agents, Antifungal Agents, Candida, Candidiasis diagnosis, Candidiasis microbiology
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CHROMagar Candida Plus is a new formulation of chromogenic media designed for the detection and differentiation of major clinical Candida species, including Candida auris . The objective of this study is to evaluate CHROMagar Candida Plus when used according to manufacturer's instructions with a panel of 206 fungal isolates and 83 skin-swab specimens originally collected for C. auris colonization screening. Of the 68 C . auris isolates tested, 66/68 displayed the expected light-blue colony morphology and blue halo within 48 h. None of the remaining 138 non- auris isolates appeared similar to C. auris . CHROMagar Candida Plus was, therefore, inclusive to 97% of 68 C . auris isolates tested and supported visual exclusion of 100% of the 138 non- C . auris isolates tested. For the 83 colonization screening specimens, direct plating onto CHROMagar Candida Plus was 60% sensitive and 100% specific when compared to the enrichment broth gold-standard reference method. In sum, these findings demonstrate the utility of this media when working with isolates but also notable limitations when working with primary skin-swabs specimens when competing yeast species are present.IMPORTANCE Candida auris is an emerging fungal pathogen of public health concern. As it continues to spread, it is important to publish evaluations of new diagnostic tools. In this study, we share our experience with a new chromogenic media which can help distinguish C. auris from related species., Competing Interests: The authors declare no conflict of interest.
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- 2024
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7. Genomic description of acquired fluconazole- and echinocandin-resistance in patients with serial Candida glabrata isolates.
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Misas E, Seagle E, Jenkins EN, Rajeev M, Hurst S, Nunnally NS, Bentz ML, Lyman MM, Berkow E, Harrison LH, Schaffner W, Markus TM, Pierce R, Farley MM, Chow NA, Lockhart SR, and Litvintseva AP
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- Humans, Fluconazole pharmacology, Fluconazole therapeutic use, Candida glabrata, Retrospective Studies, Phylogeny, Microbial Sensitivity Tests, Antifungal Agents pharmacology, Antifungal Agents therapeutic use, Mutation, Genomics, Drug Resistance, Fungal genetics, Echinocandins pharmacology, Echinocandins therapeutic use, Candidemia microbiology
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Candida glabrata is one of the most common causes of systemic candidiasis, often resistant to antifungal medications. To describe the genomic context of emerging resistance, we conducted a retrospective analysis of 82 serially collected isolates from 33 patients from population-based candidemia surveillance in the United States. We used whole-genome sequencing to determine the genetic relationships between isolates obtained from the same patient. Phylogenetic analysis demonstrated that isolates from 29 patients were clustered by patient. The median SNPs between isolates from the same patient was 30 (range: 7-96 SNPs), while unrelated strains infected four patients. Twenty-one isolates were resistant to echinocandins, and 24 were resistant to fluconazole. All echinocandin-resistant isolates carried a mutation either in the FKS1 or FKS2 HS1 region. Of the 24 fluconazole-resistant isolates, 17 (71%) had non-synonymous polymorphisms in the PDR1 gene, which were absent in susceptible isolates. In 11 patients, a genetically related resistant isolate was collected after recovering susceptible isolates, indicating in vivo acquisition of resistance. These findings allowed us to estimate the intra-host diversity of C. glabrata and propose an upper boundary of 96 SNPs for defining genetically related isolates, which can be used to assess donor-to-host transmission, nosocomial transmission , or acquired resistance. IMPORTANCE In our study, mutations associated to azole resistance and echinocandin resistance were detected in Candida glabrata isolates using a whole-genome sequence. C. glabrata is the second most common cause of candidemia in the United States, which rapidly acquires resistance to antifungals, in vitro and in vivo ., Competing Interests: The authors declare no conflict of interest.
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- 2024
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8. Making Headway in Surgical Education at Home and Abroad: Use of an Inexpensive Three-Dimensional Learning Model to Improve Plastic Surgery Resident Confidence in Mohs Defect Assessment and Closure Planning.
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Shaffrey EC, Grotting AG, Michelotti BF, Siebert JW, Larson JD, and Bentz ML
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- Humans, Surgical Flaps, Mohs Surgery methods, Surgery, Plastic, Plastic Surgery Procedures, Internship and Residency
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Background: The development of simulation, particularly low-cost models, has become a focus of interest within plastic surgery education. Current simulators for Mohs reconstruction are either expensive or not reusable. The authors hypothesize that using a Styrofoam head model during an interactive teaching session will positively affect plastic surgery trainee comfort in designing Mohs reconstructive options., Methods: A cohort of integrated plastic surgery residents at a single institution performed a preactivity questionnaire to obtain baseline comfort in defect assessment and design for five Mohs defects. They subsequently underwent an interactive learning session and were instructed to design flaps on life-size Styrofoam heads with feedback from the senior author (M.L.B.). A postactivity questionnaire was completed to assess improvement in comfort in defect assessment and flap design. Three attending surgeons then compared trainee designs with the senior author's design to assess accuracy. All surveys were based on a five-point Likert scale., Results: When analyzing all defects, average postactivity scores increased by 0.63 (SD, ±0.24) ( P = 0.008). Junior residents ( n = 8) had a greater increase in average score responses [mean, 1.07 (0.5 to 1.75)] compared with senior residents ( n = 9) [mean, 0.27 (0 to 1)] ( P < 0.001). When assessed by senior-level surgeons, senior residents had significantly greater accuracy in design for each defect ( P < 0.05) except cheek advancement flap ( P = 0.08)., Conclusion: Participation in an interactive educational activity using a Styrofoam head model demonstrated significant improvements in trainee assessment and design of reconstructive options for Mohs defects., (Copyright © 2023 by the American Society of Plastic Surgeons.)
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- 2023
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9. Diversity in the Plastic Surgery Match: The Effect of Program Chair, Program Director, and Faculties' Race and Sex on Matched Applicants.
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Steiner Q, Edalatpour A, Seitz AJ, Bentz ML, and Afifi AM
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- Humans, Male, Female, Surgery, Plastic education, Internship and Residency
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Introduction: Prior studies have identified the lack of diversity within the field of plastic surgery (PS) and associated residency matches. In this study, the authors aimed to examine the effect of PS program chairs (PCs), program directors (PD), and faculty members' race and sex on PS applicants and matriculants within the same program., Methods: Deidentified applicant data from 2017 to 2021 submitted to the University of Wisconsin-Madison's integrated PS program were analyzed. Applicants' self-reported sex and race were collected. Integrated PS program websites were assessed to determine whether applicants matched the program. Race and sex of PCs, PDs, and faculty members were collected from each program's website., Results: Overall, 79 integrated PS programs' websites and 1470 applicants were reviewed. The majority of PCs, PDs, and faculty members were male (87.3%, 81.0%, and 69.6%, respectively) and white (74.7%, 70.9%, and 68.8%, respectively). Most applicants were male (54.0%) and white (60.8%). For a given program, white PCs and PDs have 5 and 6 times the odds of matching an applicant of the same race ( P <0.001 for both). Having male PCs and PDs did not significantly increase the odds of matching an applicant of the same sex ( P =0.198 and 0.905, respectively)., Conclusion: Although the field of PS has made great strides to close the sex gap within the residency match process, this study highlights ongoing racial disparities among nonwhite applicants., Competing Interests: The authors declare no conflict of interest., (Copyright © 2023 by Mutaz B. Habal, MD.)
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- 2023
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10. Objective Residency Applicant Assessment Using a Linear Rank Model.
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Shaffrey EC, Moura SP, Wirth PJ, Attaluri PK, Schappe A, Edalatpour A, Bentz ML, and Rao VK
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- Humans, Personnel Selection, Internship and Residency, Surgery, Plastic education, Plastic Surgery Procedures
- Abstract
Objectives: Residency applicant assessment is imperfect, with little objectivity built into the process, which, unfortunately, impacts recruitment diversity. Linear rank modeling (LRM) is an algorithm that standardizes applicant assessment to model expert judgment. Over the last 5 years, we have used LRM to assist with screening and ranking integrated plastic surgery (PRS) residency applicants. This study's primary objective was to determine if LRM scores are predictive of match success and, secondarily, to compare LRM scores between gender and self-identified race categories., Design: Data was collected on applicant demographics, traditional application metrics, global intuition rank, and match success. LRM scores were calculated for screened and interviewed applicants, and scores were compared by demographic groups. Univariate logistic regression was used to evaluate the association of LRM scores and traditional application metrics with match success., Setting: University of Wisconsin, Division of Plastic and Reconstructive Surgery. Academic institution., Participants: Six hundred seventeen candidates who applied to a single institution over 4 application cycles (2019-2022)., Results: Using area under the curve modeling, LRM score was the most predictive indicator for match success. With every one-point increase in LRM score, there was an 11% and 8.3% increase in the likelihood of screened and interviewed applicant match success (p < 0.001). An algorithm was developed to estimate the probability of match success based on LRM score. No significant differences in LRM scores were appreciated for interviewed applicant gender or self-identified race groups., Conclusions: LRM score is the most predictive indicator of match success for PRS applicants and can be used to estimate an applicant's probability of successfully matching into an integrated PRS residency. Furthermore, it provides a holistic evaluation of the applicant that can streamline the application process and improve recruitment diversity. In the future, this model could be applied to assist in the match process for other specialties., (Copyright © 2023 Association of Program Directors in Surgery. Published by Elsevier Inc. All rights reserved.)
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- 2023
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11. Sushruta: The Ultimate Mentor-But What Happened to His Mentees?
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Attaluri P, Shaffrey E, Zhang R, Bentz ML, and Gosain AK
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- Humans, Program Evaluation, Mentors, Mentoring
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- 2023
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12. USMLE Step 1 Pass/Fail is Here: Are Plastic Surgery Applicants Really Better Off?
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Girard AO, Khoo KH, Lopez CD, Lake IV, Qiu C, Bentz ML, Taub PJ, and Yang R
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- Humans, United States, Cross-Sectional Studies, Licensure, Educational Measurement, Surgery, Plastic, Medicine, Plastic Surgery Procedures, Internship and Residency
- Abstract
Objective: As of January 26, 2022, the United States Medical Licensing Examination(USMLE) Step 1 score reporting will be changed from a numeric scoring system to pass/fail. Although the new scoring policy is expected to benefit medical students, there is concern that it will also amplify preexisting disadvantages and worsen disparities for students applying in the already-competitive plastic surgery match. Whether the reporting change will tangibly benefit applicants to plastic surgery has yet to be elucidated., Design: A cross-sectional survey was distributed to medical students and graduates via social media platforms. Data were analyzed using Student t test and Chi-squared statistic, with an alpha level set at 0.05., Setting: Data collection and analysis was performed at Johns Hopkins University School of Medicine., Participants: This study included a sample of 120 American Medical Trainees (AMTs) and International Medical Trainees (IMTs) who are interested in plastic surgery., Results: The plurality of respondents were against the new Step 1 score reporting (AMT: 40.7%; IMT: 44.3%), but differences existed between AMTs when compared to IMTs, especially regarding opinions about the reporting change on stress levels and competitiveness of highly competitive specialties. Regardless of training status, respondents felt that the pass/fail scoring system would increase their likelihood to engage with more research, dual apply, prioritize studying for Step 2 CK, and consider a dedicated research year., Conclusions: While a pass/fail reporting system for Step 1 may alleviate some stress for medical trainees, other issues arise that may perpetuate disparities and bias against students with little resources in the field of plastic surgery. Residency programs should offer anticipatory guidance regarding prioritization of aspects of application to ease this psychosocial and financial pressure, as well as help students reorganize their constrained time., (Copyright © 2022 Association of Program Directors in Surgery. Published by Elsevier Inc. All rights reserved.)
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- 2023
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13. Quality improvement study on the effectiveness of intranasal povidone-iodine decolonization on surgery patients.
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Hammond EN, Kates AE, Putman-Buehler N, Watson L, Godfrey JJ, Riley CN, Dixon J, Brys N, Haleem A, Bentz ML, and Safdar N
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Background: Surgical site infection prevention and treatment remains a challenge in healthcare settings globally. The routine use of intranasal mupirocin for decolonization has challenges and preoperative intranasal povidone-iodine decolonization is another option. The purpose of this quality improvement study was to assess if a one-time preoperative intranasal povidone-iodine application could reduce the risk of the likelihood of nasal carriage of Staphylococcus aureus after surgery., Methods: Ambulatory Surgery Center patients were enrolled in an intranasal povidone-iodine decolonization quality improvement study as they reported at the pre-operative holding area. Pre-decolonization intranasal samples were collected, followed by intranasal application of povidone-iodine. Patients waited for a minimum of 20 minutes after application before proceeding with surgery. Nasal samples were again collected after surgery. Each sample was tested for S. aureus colonization using the 16S rRNA-mecA-nuc triplex polymerase chain reaction, standard biochemical tests, and qualitative culturing., Findings: In the 98 patients enrolled, 36% of these patients had intranasal colonization with S. aureus by 16S rRNA-mecA-nuc triplex polymerase chain reaction before surgery. Using a qualitative culture technique, 28% of patients tested positive for S. aureus before surgery and 20% of patients tested positive for S. aureus after surgery ( P = 0.039)., Conclusion: Intranasal preoperative povidone-iodine is an effective strategy in the decolonization of S. aureus from the nares if properly implemented., (© 2023 The Authors.)
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- 2023
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14. A quality improvement study on the relationship between intranasal povidone-iodine and anesthesia and the nasal microbiota of surgery patients.
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Hammond EN, Kates AE, Putman-Buehler N, Watson L, Godfrey JJ, Brys N, Deblois C, Steinberger AJ, Cox MS, Skarlupka JH, Haleem A, Bentz ML, Suen G, and Safdar N
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- Humans, Quality Improvement, RNA, Ribosomal, 16S genetics, Nose surgery, Nose microbiology, Administration, Intranasal, Staphylococcus, Bacteria genetics, Povidone-Iodine, Anti-Infective Agents, Local therapeutic use
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Introduction: The composition of the nasal microbiota in surgical patients in the context of general anesthesia and nasal povidone-iodine decolonization is unknown. The purpose of this quality improvement study was to determine: (i) if general anesthesia is associated with changes in the nasal microbiota of surgery patients and (ii) if preoperative intranasal povidone-iodine decolonization is associated with changes in the nasal microbiota of surgery patients., Materials and Methods: One hundred and fifty-one ambulatory patients presenting for surgery were enrolled in a quality improvement study by convenience sampling. Pre- and post-surgery nasal samples were collected from patients in the no intranasal decolonization group (control group, n = 54). Pre-decolonization nasal samples were collected from the preoperative intranasal povidone-iodine decolonization group (povidone-iodine group, n = 97). Intranasal povidone-iodine was administered immediately prior to surgery and continued for 20 minutes before patients proceeded for surgery. Post-nasal samples were then collected. General anesthesia was administered to both groups. DNA from the samples was extracted for 16S rRNA sequencing on an Illumina MiSeq., Results: In the control group, there was no evidence of change in bacterial diversity between pre- and post-surgery samples. In the povidone-iodine group, nasal bacterial diversity was greater in post-surgery, relative to pre-surgery (Shannon's Diversity Index (P = 0.038), Chao's richness estimate (P = 0.02) and Inverse Simpson index (P = 0.027). Among all the genera, only the relative abundance of the genus Staphylococcus trended towards a decrease in patients after application (FDR adjusted P = 0.06). Abundant genera common to both povidone-iodine and control groups included Staphylococcus, Bradyrhizobium, Corynebacterium, Dolosigranulum, Lactobacillus, and Moraxella., Conclusions: We found general anesthesia was not associated with changes in the nasal microbiota. Povidone-iodine treatment was associated with nasal microbial diversity and decreased abundance of Staphylococcus. Future studies should examine the nasal microbiota structure and function longitudinally in surgical patients receiving intranasal povidone-iodine., Competing Interests: The authors have declared that no competing interests exist., (Copyright: This is an open access article, free of all copyright, and may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose. The work is made available under the Creative Commons CC0 public domain dedication.)
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- 2022
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15. Effectiveness of two and three mRNA COVID-19 vaccine doses against Omicron- and Delta-Related outpatient illness among adults, October 2021-February 2022.
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Kim SS, Chung JR, Talbot HK, Grijalva CG, Wernli KJ, Kiniry E, Martin ET, Monto AS, Belongia EA, McLean HQ, Gaglani M, Mamawala M, Nowalk MP, Moehling Geffel K, Tartof SY, Florea A, Lee JS, Tenforde MW, Patel MM, Flannery B, Bentz ML, Burgin A, Burroughs M, Davis ML, Howard D, Lacek K, Madden JC, Nobles S, Padilla J, and Sheth M
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- Adult, Humans, COVID-19 Testing, COVID-19 Vaccines, SARS-CoV-2 genetics, RNA, Messenger genetics, Outpatients, COVID-19 prevention & control
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Background: We estimated SARS-CoV-2 Delta- and Omicron-specific effectiveness of two and three mRNA COVID-19 vaccine doses in adults against symptomatic illness in US outpatient settings., Methods: Between October 1, 2021, and February 12, 2022, research staff consented and enrolled eligible participants who had fever, cough, or loss of taste or smell and sought outpatient medical care or clinical SARS-CoV-2 testing within 10 days of illness onset. Using the test-negative design, we compared the odds of receiving two or three mRNA COVID-19 vaccine doses among SARS-CoV-2 cases versus controls using logistic regression. Regression models were adjusted for study site, age, onset week, and prior SARS-CoV-2 infection. Vaccine effectiveness (VE) was calculated as (1 - adjusted odds ratio) × 100%., Results: Among 3847 participants included for analysis, 574 (32%) of 1775 tested positive for SARS-CoV-2 during the Delta predominant period and 1006 (56%) of 1794 participants tested positive during the Omicron predominant period. When Delta predominated, VE against symptomatic illness in outpatient settings was 63% (95% CI: 51% to 72%) among mRNA two-dose recipients and 96% (95% CI: 93% to 98%) for three-dose recipients. When Omicron predominated, VE was 21% (95% CI: -6% to 41%) among two-dose recipients and 62% (95% CI: 48% to 72%) among three-dose recipients., Conclusions: In this adult population, three mRNA COVID-19 vaccine doses provided substantial protection against symptomatic illness in outpatient settings when the Omicron variant became the predominant cause of COVID-19 in the United States. These findings support the recommendation for a third mRNA COVID-19 vaccine dose., Competing Interests: Ana Florea reports unrelated institutional grant support for research from Gilead, GlaxoSmithKline, Moderna, and Pfizer. Carlos G. Grijalva reports consulting fees from Merck, Pfizer, and Sanofi Pasteur, and institutional grant support from the Agency for Health Care Research and Quality, Campbell Alliance/Syneos Health, the Food and Drug Administration, and the National Institutes of Health. Emily T. Martin reports institutional grant support from Merck. Arnold S. Monto reports personal fees from Sanofi and non‐financial support from Seqirus. Mary Patricia Nowalk reports unrelated institutional grant support and personal fees from Merck Sharp & Dohme and institutional investigator‐initiated grant support from Sanofi Pasteur. Sara Y. Tartof reports unrelated institutional grant support from Pfizer and GlaxoSmithKline. No other potential conflicts of interest were disclosed., (Published 2022. This article is a U.S. Government work and is in the public domain in the USA. Influenza and Other Respiratory Viruses published by John Wiley & Sons Ltd.)
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- 2022
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16. Clinical Characteristics, Health Care Utilization, and Outcomes Among Patients in a Pilot Surveillance System for Invasive Mold Disease-Georgia, United States, 2017-2019.
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Gold JAW, Revis A, Thomas S, Perry L, Blakney RA, Chambers T, Bentz ML, Berkow EL, Lockhart SR, Lysen C, Nunnally NS, Jordan A, Kelly HC, Montero AJ, Farley MM, Oliver NT, Pouch SM, Webster AS, Jackson BR, and Beer KD
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Background: Invasive mold diseases (IMDs) cause severe illness, but public health surveillance data are lacking. We describe data collected from a laboratory-based, pilot IMD surveillance system., Methods: During 2017-2019, the Emerging Infections Program conducted active IMD surveillance at 3 Atlanta-area hospitals. We ascertained potential cases by reviewing histopathology, culture, and Aspergillus galactomannan results and classified patients as having an IMD case (based on European Organization for Research and Treatment of Cancer/Invasive Fungal Infections Cooperative Group and the National Institute of Allergy and Infectious Diseases Mycoses Study Group [MSG] criteria) or a non-MSG IMD case (based on the treating clinician's diagnosis and use of mold-active antifungal therapy). We described patient features and compared patients with MSG vs non-MSG IMD cases., Results: Among 304 patients with potential IMD, 104 (34.2%) met an IMD case definition (41 MSG, 63 non-MSG). The most common IMD types were invasive aspergillosis (n = 66 [63.5%]), mucormycosis (n = 8 [7.7%]), and fusariosis (n = 4 [3.8%]); the most frequently affected body sites were pulmonary (n = 66 [63.5%]), otorhinolaryngologic (n = 17 [16.3%]), and cutaneous/deep tissue (n = 9 [8.7%]). Forty-five (43.3%) IMD patients received intensive care unit-level care, and 90-day all-cause mortality was 32.7%; these outcomes did not differ significantly between MSG and non-MSG IMD patients., Conclusions: IMD patients had high mortality rates and a variety of clinical presentations. Comprehensive IMD surveillance is needed to assess emerging trends, and strict application of MSG criteria for surveillance might exclude over one-half of clinically significant IMD cases., (Published by Oxford University Press on behalf of Infectious Diseases Society of America 2022. This work is written by (a) US Government employee(s) and is in the public domain in the US.)
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- 2022
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17. Genomic Surveillance for SARS-CoV-2 Variants: Predominance of the Delta (B.1.617.2) and Omicron (B.1.1.529) Variants - United States, June 2021-January 2022.
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Lambrou AS, Shirk P, Steele MK, Paul P, Paden CR, Cadwell B, Reese HE, Aoki Y, Hassell N, Zheng XY, Talarico S, Chen JC, Oberste MS, Batra D, McMullan LK, Halpin AL, Galloway SE, MacCannell DR, Kondor R, Barnes J, MacNeil A, Silk BJ, Dugan VG, Scobie HM, Wentworth DE, Caravas J, Kovacs NA, Gerhart JG, Jia Ng H, Beck A, Chau R, Cintron R, Cook PW, Gulvik CA, Howard D, Jang Y, Knipe K, Lacek KA, Moser KA, Paskey AC, Rambo-Martin BL, Nagilla RR, Retchless AC, Schmerer MW, Seby S, Shepard SS, Stanton RA, Stark TJ, Uehara A, Unoarumhi Y, Bentz ML, Burgin A, Burroughs M, Davis ML, Keller MW, Keong LM, Le SS, Lee JS, Madden Jr JC, Nobles S, Owuor DC, Padilla J, Sheth M, and Wilson MM
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- Centers for Disease Control and Prevention, U.S., Genomics, Humans, Prevalence, Public Health Surveillance methods, United States epidemiology, COVID-19 epidemiology, COVID-19 virology, SARS-CoV-2 genetics
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Genomic surveillance is a critical tool for tracking emerging variants of SARS-CoV-2 (the virus that causes COVID-19), which can exhibit characteristics that potentially affect public health and clinical interventions, including increased transmissibility, illness severity, and capacity for immune escape. During June 2021-January 2022, CDC expanded genomic surveillance data sources to incorporate sequence data from public repositories to produce weighted estimates of variant proportions at the jurisdiction level and refined analytic methods to enhance the timeliness and accuracy of national and regional variant proportion estimates. These changes also allowed for more comprehensive variant proportion estimation at the jurisdictional level (i.e., U.S. state, district, territory, and freely associated state). The data in this report are a summary of findings of recent proportions of circulating variants that are updated weekly on CDC's COVID Data Tracker website to enable timely public health action.
† The SARS-CoV-2 Delta (B.1.617.2 and AY sublineages) variant rose from 1% to >50% of viral lineages circulating nationally during 8 weeks, from May 1-June 26, 2021. Delta-associated infections remained predominant until being rapidly overtaken by infections associated with the Omicron (B.1.1.529 and BA sublineages) variant in December 2021, when Omicron increased from 1% to >50% of circulating viral lineages during a 2-week period. As of the week ending January 22, 2022, Omicron was estimated to account for 99.2% (95% CI = 99.0%-99.5%) of SARS-CoV-2 infections nationwide, and Delta for 0.7% (95% CI = 0.5%-1.0%). The dynamic landscape of SARS-CoV-2 variants in 2021, including Delta- and Omicron-driven resurgences of SARS-CoV-2 transmission across the United States, underscores the importance of robust genomic surveillance efforts to inform public health planning and practice., Competing Interests: All authors have completed and submitted the International Committee of Medical Journal Editors form for disclosure of potential conflicts of interest. No potential conflicts of interest were disclosed.- Published
- 2022
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18. Diversity in Plastic Surgery Authorship: A 14-Year Analysis of 2688 Articles Published in Plastic and Reconstructive Surgery.
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Gunderson KA, Edalatpour A, Wood KL, Nkana ZH, Bentz ML, and Afifi AM
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- Female, Humans, Male, Authorship, Bibliometrics, Evidence-Based Medicine, Periodicals as Topic, Plastic Surgery Procedures, Surgery, Plastic
- Abstract
Background: Publication in peer-reviewed journals is a duty and privilege. It is essential to the advancement of evidence-based medicine and often used as a proxy for academic achievement, contributing to decisions around promotion in academia. Within plastic surgery, authors have historically been male surgeons affiliated with academic institutions, lacking representation of women, private practice, medical students, and international collaboration. This study analyzes differences in authors' gender, practice affiliation, degree of education, and international collaboration in articles published in Plastic and Reconstructive Surgery, which was chosen as the representative journal given its high impact factor (3.946) and consistent ranking as the number one journal in plastic surgery worldwide., Methods: A list of Breast, Cosmetic, and Hand/Peripheral Nerve articles published between 2006 and 2019 was compiled from the online archive of Plastic and Reconstructive Surgery. Demographic author characteristics were recorded, and statistical analyses were performed to identify trends over time., Results: A total of 2688 articles were analyzed. The proportion of articles written by female authors in the Breast category, authors in private practice with academic affiliation in the Cosmetic section, and U.S. collaboration with other countries increased over time (p = 0.038, p = 0.029, p < 0.001, respectively). First authors with bachelor's, master's, and doctorate degrees have also been contributing increasingly., Conclusions: This analysis revealed increasing demographic heterogeneity of authors in Plastic and Reconstructive Surgery over time, with increasing contributions from women, surgeons in private practice with academic affiliation, medical students, and international collaborations. The Journal is capturing contributions from an increasingly diverse authorship, consistent with the changing demographics of plastic surgeons., (Copyright © 2022 by the American Society of Plastic Surgeons.)
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- 2022
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19. Positive Correlation Between Candida auris Skin-Colonization Burden and Environmental Contamination at a Ventilator-Capable Skilled Nursing Facility in Chicago.
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Sexton DJ, Bentz ML, Welsh RM, Derado G, Furin W, Rose LJ, Noble-Wang J, Pacilli M, McPherson TD, Black S, Kemble SK, Herzegh O, Ahmad A, Forsberg K, Jackson B, and Litvintseva AP
- Subjects
- Chicago, Infection Control, Ventilators, Mechanical, Candida, Skilled Nursing Facilities
- Abstract
Background: Candida auris is an emerging multidrug-resistant yeast that contaminates healthcare environments causing healthcare-associated outbreaks. The mechanisms facilitating contamination are not established., Methods: C. auris was quantified in residents' bilateral axillary/inguinal composite skin swabs and environmental samples during a point-prevalence survey at a ventilator-capable skilled-nursing facility (vSNF A) with documented high colonization prevalence. Environmental samples were collected from all doorknobs, windowsills and handrails of each bed in 12 rooms. C. auris concentrations were measured using culture and C. auris-specific quantitative polymerase chain reaction (qPCR) The relationship between C. auris concentrations in residents' swabs and associated environmental samples were evaluated using Kendall's tau-b (τ b) correlation coefficient., Results: C. auris was detected in 70/100 tested environmental samples and 31/57 tested resident skin swabs. The mean C. auris concentration in skin swabs was 1.22 × 105 cells/mL by culture and 1.08 × 106 cells/mL by qPCR. C. auris was detected on all handrails of beds occupied by colonized residents, as well as 10/24 doorknobs and 9/12 windowsills. A positive correlation was identified between the concentrations of C. auris in skin swabs and associated handrail samples based on culture (τ b = 0.54, P = .0004) and qPCR (τ b = 0.66, P = 3.83e-6). Two uncolonized residents resided in beds contaminated with C. auris., Conclusions: Colonized residents can have high C. auris burdens on their skin, which was positively related with contamination of their surrounding healthcare environment. These findings underscore the importance of hand hygiene, transmission-based precautions, and particularly environmental disinfection in preventing spread in healthcare facilities., (© The Author(s) 2021. Published by Oxford University Press for the Infectious Diseases Society of America.)
- Published
- 2021
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20. Skin Metagenomic Sequence Analysis of Early Candida auris Outbreaks in U.S. Nursing Homes.
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Huang X, Welsh RM, Deming C, Proctor DM, Thomas PJ, Gussin GM, Huang SS, Kong HH, Bentz ML, Vallabhaneni S, Chiller T, Jackson BR, Forsberg K, Conlan S, Litvintseva AP, and Segre JA
- Subjects
- Candidiasis microbiology, Disease Outbreaks, Humans, Metagenome, Mycobiome genetics, Risk Factors, United States epidemiology, Candida auris genetics, Candidiasis epidemiology, Metagenomics methods, Nursing Homes statistics & numerical data, Skin microbiology
- Abstract
Candida auris is a human fungal pathogen classified as an urgent threat to the delivery of health care due to its extensive antimicrobial resistance and the high mortality rates associated with invasive infections. Global outbreaks have occurred in health care facilities, particularly, long-term care hospitals and nursing homes. Skin is the primary site of colonization for C. auris. To accelerate research studies, we developed microbiome sequencing protocols, including amplicon and metagenomic sequencing, directly from patient samples at health care facilities with ongoing C. auris outbreaks. We characterized the skin mycobiome with a database optimized to classify Candida species and C. auris to the clade level. While Malassezia species were the predominant skin-associated fungi, nursing home residents also harbored Candida species, including C. albicans, and C. parapsilosis. Amplicon sequencing was concordant with culturing studies to identify C. auris-colonized patients and provided further resolution that distinct clades of C. auris are colonizing facilities in New York and Illinois. Shotgun metagenomic sequencing from a clinical sample with a high fungal bioburden generated a skin-associated profile of the C. auris genome. Future larger scale clinical studies are warranted to more systematically investigate the effects of commensal microbes and patient risk factors on the colonization and transmission of C. auris. IMPORTANCE Candida auris is a human pathogen of high concern due to its extensive antifungal drug resistance and high mortality rates associated with invasive infections. Candida auris skin colonization and persistence on environmental surfaces make this pathogen difficult to control once it enters a health care facility. Residents in long-term care hospitals and nursing homes are especially vulnerable. In this study, we developed microbiome sequencing protocols directly from surveillance samples, including amplicon and metagenomic sequencing, demonstrating concordance between sequencing results and culturing.
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- 2021
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21. Antifungal activity of nikkomycin Z against Candida auris.
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Bentz ML, Nunnally N, Lockhart SR, Sexton DJ, and Berkow EL
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- Aminoglycosides pharmacology, Microbial Sensitivity Tests, Antifungal Agents pharmacology, Antifungal Agents therapeutic use, Candida
- Abstract
Background: Nikkomycin Z is a competitive inhibitor of chitin synthase-an enzyme needed for synthesis of the fungal cell wall. Nikkomycin Z shows promise as a treatment for coccidioidomycoses and mixed activity has been described against other fungi and yeast. To our knowledge, it has not previously been tested against the emerging fungal pathogen Candida auris., Objectives: To determine the in vitro activity of nikkomycin Z against C. auris., Methods: Nikkomycin Z was tested by broth microdilution against a panel of 100 isolates of genetically diverse C. auris from around the world., Results: Nikkomycin Z showed mixed activity against the tested isolates, with an MIC range of 0.125 to >64 mg/L. The MIC50 and MIC90 were 2 and 32 mg/L, respectively., Conclusions: These findings suggest nikkomycin Z has in vitro activity against some, but not all isolates of C. auris., (Published by Oxford University Press on behalf of the British Society for Antimicrobial Chemotherapy 2021. This work is written by (a) US Government employee(s) and is in the public domain in the US.)
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- 2021
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22. Facial Reconstruction: Ian Jackson, an Innovator and Gentleman.
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Bentz ML
- Subjects
- Humans, Mandible, Mandibular Nerve
- Abstract
Competing Interests: The author has no conflicts of interest to disclose.
- Published
- 2021
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23. Nasal povidone-iodine implementation for preventing surgical site infections: Perspectives of surgical nurses.
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Hammond EN, Brys N, Kates A, Musuuza JS, Haleem A, Bentz ML, and Safdar N
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- Humans, Interviews as Topic, Outcome Assessment, Health Care, Preoperative Care, Quality Improvement, Nose surgery, Nurses psychology, Povidone-Iodine administration & dosage, Surgical Wound Infection prevention & control
- Abstract
Introduction: Preoperative nasal decolonization of surgical patients with nasal povidone-iodine (PI) has potential to eliminate pathogenic organisms responsible for surgical site infections. However, data on implementation of PI for quality improvement in clinical practice is limited. The purpose of this study was to evaluate the implementation feasibility, fidelity and acceptability of intranasal PI solution application by surgical nurses using the Integrated Promoting Action on Research Implementation in Health Services (i-PARIHS) conceptual framework., Materials and Methods: Using the i-PARIHS framework to frame questions and guide interview content areas, we conducted 15 semi-structured interviews of pre- and post-operative care nurses in two facilities. We analyzed the data using deductive content analysis to evaluate nurses' experience and perceptions on preoperative intranasal PI solution decolonization implementation. Open coding was used to analyze the data to ensure all relevant information was captured., Results: Each facility adopted a different quality improvement implementation strategy. The mode of facilitation, training, and educational materials provided to the nurses varied by facility. Barriers identified included lack of effective communication, insufficient information and lack of systematic implementation protocol. Action taken to mitigate some of the barriers included a collaboration between the study team and nurses to develop a systematic written protocol. The training assisted nurses to systematically follow the implementation protocol smoothly to ensure PI administration compliance, and to meet the goal of the facilities. Nurses' observations and feedback showed that PI did not cause any adverse effects on patients., Conclusions: We found that PI implementation was feasible and acceptable by nurses and could be extended to other facilities. However further studies are required to ensure standardization of PI application., Competing Interests: The authors have declared that no competing interests exist.
- Published
- 2020
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24. Academic Productivity in Plastic Surgery: A Comparison of US and International Medical Graduates.
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Edalatpour A, Nkana ZH, Bentz ML, and Afifi AM
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- Cross-Sectional Studies, Efficiency, Fellowships and Scholarships, Humans, Internship and Residency, United States, Bibliometrics, Surgery, Plastic education
- Abstract
Introduction: International medical graduates (IMGs) make up nearly 10% of plastic surgeons in the United States, yet there is little information regarding their relative contributions to the field of academic plastic surgery. This study compares the research productivity and academic rank of IMG academic plastic surgeons and their US medical graduate (USMG) counterparts., Method: A cross-sectional study was performed to include all IMG and USMG full-time academic plastic surgeons in the United States. For each IMG and USMG academic plastic surgeon, bibliometric variables such as the Hirsch index (h-index), i10-index, total number of publications, total number of citations, and greatest number of citations for a single published work were computed., Results: One-hundred and forty-four full-time IMG and 828 USMG academic plastic surgeons met inclusion criteria. There were no significant differences between IMGs and USMGs regarding h-index, i10-index, total number of publications, and total number of citations. Both IMGs and USMGs have higher numbers of publications following graduation from a plastic surgery residency or fellowship as compared to pre-residency or fellowship (37.2 ± 71.5 versus 8.0 ± 19.2 and 45.0 ± 73.1 versus 9.1 ± 15.5, respectively)., Conclusions: IMG and USMG plastic surgeons have nearly equivalent research productivity. Both cohorts continue to have high research outputs following graduation from a plastic surgery residency or fellowship.
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- 2020
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25. Evaluation of nine surface disinfectants against Candida auris using a quantitative disk carrier method: EPA SOP-MB-35.
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Sexton DJ, Welsh RM, Bentz ML, Forsberg K, Jackson B, Berkow EL, and Litvintseva AP
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- Candida, Humans, Hydrogen Peroxide pharmacology, Intercellular Signaling Peptides and Proteins, Disinfectants pharmacology
- Abstract
We tested 9 disinfectants against Candida auris using the quantitative disk carrier method EPA-MB-35-00: 5 products with hydrogen peroxide or alcohol-based chemistries were effective and 4 quaternary ammonium compound-based products were not. This work supported a FIFRA Section 18 emergency exemption granted by the US Environmental Protection Agency to expand disinfectant guidance for C. auris.
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- 2020
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26. Resident Perspectives on Effective Surgical Training: Incivility, Confidence, and Mindset.
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Babchenko O, Scott K, Jung S, Frank S, Elmaraghi S, Thiagarajasubramanian S, Rendell V, Poore SO, Bentz ML, and Garland CB
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- Faculty, Medical, Humans, Learning, Surveys and Questionnaires, Universities, Incivility, Internship and Residency
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Objective: Ample evidence exists that one's internal state (e.g., mindset, emotion) impacts one's performance. Both the military and sports organizations have focused on optimizing internal states of their service members and athletes, respectively, to improve performance and wellbeing. The internal states of surgical residents and the factors that influence their internal states have not yet been examined. Our goal is to better understand whether certain internal states are beneficial for resident operative performance, and how to optimize these during surgical training., Design: A 17-question survey, containing both open-ended and multiple-choice questions, was distributed to all (n = 134) surgical residents at the University of Wisconsin. In open-ended questions, recurring themes were identified utilizing content analysis. Recurring themes stated by 25% or more of the respondents are reported., Setting: Department of Surgery at the University of Wisconsin-Madison., Participants: Surgical residents at the University of Wisconsin., Results: The survey response rate varied between n = 47 (35%) and n = 32 (24%), as not all respondents answered all questions. (1) Effective surgical educators were identified to demonstrate humanism and focus on teaching. (2) Nearly all residents affirmed that certain mindsets help them excel in the OR, including positive and confident mindsets. (3) Nearly all residents affirmed that faculty and senior residents influence their mindsets. (4) Constructive resident mindsets were promoted by positive faculty behaviors and personal preparation, while negative faculty behaviors were identified to stifle constructive mindsets. (5) Factors contributing to favorable OR performance included personal preparation and positive OR environments. (6) Factors contributing to poor OR performance included inadequate preparation and negative interactions with faculty., Conclusions: Residents near unanimously believe that certain mindsets help them excel, and that faculty impact their mindsets. As teachers, we must strive to better understand how to foster constructive mindsets in residents to optimize learning, performance, and wellbeing., (Copyright © 2020 Association of Program Directors in Surgery. Published by Elsevier Inc. All rights reserved.)
- Published
- 2020
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27. "Doctor, You're COVID (+)": Twenty Next Steps for Plastic Surgeons.
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Bentz ML
- Published
- 2020
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28. Multispecialty Microsurgical Course Utilizing the Blue-Blood Chicken Thigh Model Significantly Improves Resident Comfort, Confidence, and Attitudes in Multiple Domains.
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Shulzhenko NO, Zeng W, Albano NJ, Lyon SM, Wieland AM, Mahajan AY, Williams D, Bentz ML, and Poore SO
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- Animals, Attitude, Clinical Competence, Humans, Microsurgery, Thigh, Chickens, Internship and Residency
- Abstract
Background: The high level of technical skill required by microsurgical procedures has prompted the development of in vitro educational models. Current models are cost-ineffective, unrealistic, or carry ethical implications and are utilized as isolated experiences within single surgical specialties. The purpose of this study was to assess the educational and interprofessional effect of a microsurgical training course utilizing the nonliving "Blue-Blood" chicken thigh model (BBCTM) in a multidisciplinary environment., Methods: A 10-hour course was developed integrating didactic lectures, case presentations, and one-on-one practical sessions utilizing hydrogel microvessels and the BBCTM. Pre- and postcourse surveys were administered assessing participants' self-reported comfort and confidence within fundamental microsurgical domains, assessments of the models utilized, and the effects of a multidisciplinary environment on the experience., Results: A total of 19 residents attended the course on two separate occasions ( n = 10 and n = 9, respectively). Respondents varied from postgraduate year-2 (PGY-2) to PGY-6+ and represented plastic and reconstructive surgery ( n = 10), urology ( n = 6), and otolaryngology ( n = 3). On average, each participant performed 4.3 end-to-end, 1.3 end-to-side, and 0.4 coupler-assisted anastomoses. Following the course, participants felt significantly more comfortable operating a microscope and handling microsurgical instruments. They felt significantly more confident handling tissues, manipulating needles, microdissecting, performing end-to-end anastomoses, performing end-to-side anastomoses, using an anastomotic coupler, and declaring anastomoses suitable (all p < 0.05). The majority of participants believed that the use of live animals in the course would have minimally improved their learning. All but two respondents believed the course improved their awareness of the value of microsurgery in other specialties "very much" or "incredibly.", Conclusion: A microsurgical training course utilizing nonliving models such as the "BBCTM significantly improves resident comfort and confidence in core operative domains and offers an in vivo experience without the use of live animals. Multispecialty training experiences in microsurgery are beneficial, desired, and likely underutilized., Competing Interests: None declared., (Thieme Medical Publishers 333 Seventh Avenue, New York, NY 10001, USA.)
- Published
- 2020
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29. The Surgical Treatment of Adult Acquired Buried Penis Syndrome: A New Classification System.
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Hesse MA, Israel JS, Shulzhenko NO, Sanchez RJ, Garland CB, Siebert JW, Bentz ML, Williams DH, and Poore SO
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- Adult, Aged, Aged, 80 and over, Body Mass Index, Clinical Decision-Making methods, Humans, Male, Middle Aged, Penile Diseases surgery, Preoperative Period, Skin Transplantation methods, Syndrome, Treatment Outcome, Young Adult, Abdominoplasty methods, Penile Diseases classification, Penis surgery, Plastic Surgery Procedures methods, Scrotum surgery
- Abstract
Background: Adult acquired buried penis syndrome may be associated with an inability to void, sexual dysfunction, and recurrent infection. Previously published classification systems rely on intraoperative findings, such as penile skin quality., Objectives: The purpose of this study was to evaluate outcomes after adult acquired buried penis repair and to develop a classification system based on preoperative assessment., Methods: The authors reviewed data from patients who underwent buried penis reconstruction at a single institution. Patient history and physical examination guided the development of a classification system for surgical planning., Results: Of the 27 patients included, the mean age was 56 ± 15 years and mean body mass index was 49 ± 14 kg/m2. Patients were classified into 4 groups based on examination findings: (I) buried penis due to skin deficiency, iatrogenic scarring, and/or diseased penile skin (n = 3); (II) excess abdominal skin and fat (n = 6); (III) excess skin and fat with diseased penile skin (n = 16); and (IV) type III plus severe scrotal edema (n = 2). Surgical treatment (eg, excision and grafting, mons suspension, panniculectomy, translocation of testes, and/or scrotectomy) was tailored based on classification. Complications included wound breakdown (n = 3), cellulitis (n = 4), and hematoma (n = 1). Nearly all patients (96%) reported early satisfaction and improvement in their symptoms postoperatively., Conclusions: Classifying patients with buried penis according to preoperative examination findings may guide surgical decision-making and preoperative counseling and allow for optimized aesthetics to enhance self-esteem and sexual well-being., (© 2018 The American Society for Aesthetic Plastic Surgery, Inc. Reprints and permission: journals.permissions@oup.com.)
- Published
- 2019
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30. Discussion: A Growing Epidemic: Plastic Surgeons and Burnout-A Literature Review.
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Bentz ML
- Subjects
- Burnout, Psychological, Humans, Burnout, Professional, Surgeons
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- 2019
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31. Phenotypic switching in newly emerged multidrug-resistant pathogen Candida auris.
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Bentz ML, Sexton DJ, Welsh RM, and Litvintseva AP
- Abstract
Candida auris is an emerging, multidrug-resistant yeast that can spread rapidly in healthcare settings. Phenotypic switching has been observed in other Candida species and can potentially interfere with correct identification. The aim of this study is to address misidentification of C. auris by describing alternate phenotypes after broth enrichment and subculturing on CHROMagar Candida. Each isolate displayed different frequencies of phenotypic switching, suggesting a strain to strain variability. Increased knowledge of the multiple phenotypes of C. auris increases the chance of isolating and identifying C. auris by reducing the risk of discarding false negative alternate colony morphologies., (Published by Oxford University Press on behalf of The International Society for Human and Animal Mycology 2018.)
- Published
- 2019
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32. Psychological Theory as It Applies to Surgical Training.
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Babchenko O, Garland CB, Bentz ML, and Poore SO
- Subjects
- Humans, General Surgery education, Internship and Residency, Psychological Theory, Students, Medical psychology
- Published
- 2019
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33. Outcomes Analysis of Gynecologic Oncologic Reconstruction.
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Block LM, Hartmann EC, King J, Chakmakchy S, King T, and Bentz ML
- Abstract
Background: Defects resulting from gynecologic oncology resections can range from small external defects to total exenterations, requiring complex pelvic reconstruction. We aim to investigate the patient and surgical factors that influence complication rates, reoperation rates, and length of stay. We hypothesize that this patient cohort will have high complication and reoperation rates that are likely most affected by their medical and extirpative surgery factors, with less direct impact from their reconstructive surgery procedures., Methods: All cases of reconstruction following resection of a gynecological oncology tumor at the University of Wisconsin Hospital over the last 14 years were reviewed. Forty-three patients were identified who required 66 flaps for reconstruction., Results: Mean follow-up period was 19 months. Overall complication rate was 65% and reoperation rate was 33%. Plastic surgery flap-specific complication and reoperation rates were 47% and 19%, respectively, and were not significantly associated with any patient risk factors. Flap reconstruction subtype was not associated with time to complete healing, complication rate, or reoperation. Prior chemotherapy was significantly correlated with increased rate of overall complication ( P = 0.0253) and reoperation ( P = 0.0448), but prior radiation was not. Mean hospital stay was 11 days (SD ± 9 d). Factors found to be significantly associated with an increase in hospitalization length were increasing number of comorbidities ( P = 0.021), exenteration defects ( P = 0.0122), myocutaneous flap reconstruction ( P = 0.0003), radiation ( P = 0.0004), and chemotherapy P = 0.0035)., Conclusion: This patient cohort has an overall high complication and reoperation rate; however, increasingly complex reconstruction is not associated with significant differences in complication rates or reoperation.
- Published
- 2019
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34. Direct Detection of Emergent Fungal Pathogen Candida auris in Clinical Skin Swabs by SYBR Green-Based Quantitative PCR Assay.
- Author
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Sexton DJ, Kordalewska M, Bentz ML, Welsh RM, Perlin DS, and Litvintseva AP
- Subjects
- Candida genetics, Candidiasis microbiology, DNA, Fungal genetics, Fluorescent Dyes, Humans, Sensitivity and Specificity, Specimen Handling, Time Factors, Candida isolation & purification, Candidiasis diagnosis, Microbiological Techniques methods, Real-Time Polymerase Chain Reaction standards, Skin microbiology
- Abstract
The recent emergence of the multidrug-resistant and pathogenic yeast Candida auris continues to cause public health concern worldwide. C. auris is alarming because it causes health care-associated outbreaks and can establish invasive infections with high mortality rates. Transmission between patients is facilitated by the ability of C. auris to persistently colonize multiple body sites, including the skin, and survive for weeks on surfaces in health care settings. Rapid identification of colonized patients is needed to implement timely infection control measures. Currently, CDC laboratories use an enrichment culture-based approach that can take up to 2 weeks to identify C. auris from composite swabs from the bilateral axillae and groin. A rapid SYBR green quantitative PCR (qPCR) assay that can identify C. auris in a single day was recently described. In this study, we developed the SYBR green qPCR assay further by incorporating a DNA extraction procedure for skin swabs and by including an internal amplification control based on the distinguishable melt curve of a lambda DNA amplicon. The assay was conducted using 103 clinical axilla/groin skin swab samples. Using the enrichment culture-based approach as a gold standard, we determined that the SYBR green C. auris qPCR has a sensitivity of 0.93 and specificity of 0.96. Overall, we found that the SYBR green C. auris qPCR assay can be successfully applied for rapid and accurate detection of C. auris in patient skin swabs, thereby increasing diagnostic options for this emerging pathogen., (Copyright © 2018 American Society for Microbiology.)
- Published
- 2018
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35. What Influences a Plastic Surgery Resident to Pursue an Academic Career?
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Mandel BA, Weber SM, Gutowski KA, Salyapongse AN, and Bentz ML
- Abstract
Background: A previous study demonstrated that independent model plastic surgery residents are less likely to pursue a career in academic surgery than those graduating from other surgical fellowships. This study was designed to evaluate whether a significant curriculum change emphasizing academic plastic surgery skills would be significant in influencing a plastic surgery resident's decision to pursue a career in academic plastic surgery., Methods: A survey was sent to 30 consecutive graduates of a university plastic surgery residency program. This program had transitioned from a clinically focused independent residency-training model to an integrated model with a new and structured academic emphasis. Respondents who graduated after this transition ("ACADEMIC" n = 19) were compared with those who graduated before ("CLINICAL" n = 9). Results were analyzed using Fisher's exact test and Wilcoxon rank sum test., Results: There were a total of 28 respondents (response rate = 93%). A higher percentage of the ACADEMIC group, in contrast to the CLINICAL group reported that they spent time during residency performing clinical research (84% versus 33%, P = 0.013), and that they are currently conducting clinical research in their practices (79% versus 0%, P < 0.001). These graduates were also more likely to have engaged their mentor both regarding professional issues (61% versus 0%, P = 0.016), and as a role model when choosing a career plan (72% versus 17%, P = 0.050). Finally, a higher percentage of the ACADEMIC exposed group entered an academic practice after training (44% versus 0%, P = 0.026)., Conclusion: In a single plastic surgery residency program, the transition to strong academic mentorship with a structured academic educational program focus correlated with an increase in academic careers among program graduates. A proactive academically oriented educational and mentoring environment may help attract residents to careers in academic surgery.
- Published
- 2018
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36. Evaluation of a new T2 Magnetic Resonance assay for rapid detection of emergent fungal pathogen Candida auris on clinical skin swab samples.
- Author
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Sexton DJ, Bentz ML, Welsh RM, and Litvintseva AP
- Subjects
- Candida chemistry, Candidiasis microbiology, Carrier State microbiology, Humans, Mass Screening methods, Sensitivity and Specificity, Time Factors, Candida isolation & purification, Candidiasis diagnosis, Carrier State diagnosis, Diagnostic Tests, Routine methods, Magnetic Resonance Spectroscopy methods, Microbiological Techniques methods, Skin microbiology
- Abstract
Candida auris is a multidrug-resistant pathogenic yeast whose recent emergence is of increasing public-health concern. C. auris can colonise multiple body sites, including patients' skin, and survive for weeks in the health care environment, facilitating patient-to-patient transmission and fueling health care-associated outbreaks. Rapid and accurate detection of C. auris colonisation is essential for timely implementation of infection control measures and to prevent transmission. Currently, axilla/groin composite swabs, used to assess colonisation status, are processed using a culture-based method that is sensitive and specific but requires 14 days. This delay limits the opportunity to respond and highlights the need for a faster alternative. The culture-independent T2 Magnetic Resonance (T2MR) system is a rapid diagnostic platform shown to detect target pathogens of interest from unprocessed blood samples in <5 hours. In this study, a new C. auris-specific T2 assay was evaluated for screening of the skin surveillance samples. Inclusivity and limit of detection of the T2 C. auris assay were assessed with spiked samples in a representative skin flora background. The T2 C. auris assay recognised isolates from each of the 4 known clades of C. auris and consistently detected cells at 5 CFU/mL. Finally, 89 clinical axilla/groin swab samples were processed with the T2 C. auris assay. The culture-based diagnostic assay was used as a gold standard to determine performance statistics including sensitivity (0.89) and specificity (0.98). Overall, the T2 C. auris assay performed well as a rapid diagnostic and could help expedite the detection of C. auris in patient skin swabs., (Published 2018. This article is a U.S. Government work and is in the public domain in the USA.)
- Published
- 2018
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37. Survival, Persistence, and Isolation of the Emerging Multidrug-Resistant Pathogenic Yeast Candida auris on a Plastic Health Care Surface.
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Welsh RM, Bentz ML, Shams A, Houston H, Lyons A, Rose LJ, and Litvintseva AP
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- Candida isolation & purification, Candida parapsilosis isolation & purification, Candidiasis microbiology, Drug Resistance, Fungal, Humans, Microbial Sensitivity Tests, Antifungal Agents pharmacology, Candida growth & development, Candida parapsilosis growth & development, Candidiasis transmission, Cross Infection microbiology, Plastics
- Abstract
The emerging multidrug-resistant pathogenic yeast Candida auris represents a serious threat to global health. Unlike most other Candida species, this organism appears to be commonly transmitted within health care facilities and causes health care-associated outbreaks. To better understand the epidemiology of this emerging pathogen, we investigated the ability of C. auris to persist on plastic surfaces common in health care settings compared with that of Candida parapsilosis , a species known to colonize the skin and plastics. Specifically, we compiled comparative and quantitative data essential to understanding the vehicles of spread and the ability of both species to survive and persist on plastic surfaces under controlled conditions (25°C and 57% relative humidity), such as those found in health care settings. When a test suspension of 10
4 cells was applied and dried on plastic surfaces, C. auris remained viable for at least 14 days and C. parapsilosis for at least 28 days, as measured by CFU. However, survival measured by esterase activity was higher for C. auris than C. parapsilosis throughout the 28-day study. Given the notable length of time Candida species survive and persist outside their host, we developed methods to more effectively culture C. auris from patients and their environment. Using our enrichment protocol, public health laboratories and researchers can now readily isolate C. auris from complex microbial communities (such as patient skin, nasopharynx, and stool) as well as environmental biofilms, in order to better understand and prevent C. auris colonization and transmission., (This is a work of the U.S. Government and is not subject to copyright protection in the United States. Foreign copyrights may apply.)- Published
- 2017
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38. Seeing is Believing? Preoperative Magnetic Resonance Imaging for Pressure Ulcers: Implications for Surgical Management.
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McCarthy J, Hartmann E, Bentz ML, Rao VK, Jee Y, Rivedal D, and Poore SO
- Abstract
Background: Pressure ulcers represent a particularly difficult disease process and remain a financially important entity. The underlying bone in advanced ulcers may harbor osteomyelitis. Radiologic diagnosis of osteomyelitis is confounded by chronic pressure and shear. We sought to determine the test characteristics of preoperative magnetic resonance imaging (MRI) in the diagnosis of osteomyelitis compared to intraoperative bone culture., Methods: A retrospective review of patients undergoing flap reconstruction who had preoperative MRI and intraoperative bone cultures between 1995 and 2015 was included. Recorded variables included age, sex, level of spinal cord injury and duration, preoperative MRI interpretation, microbiologic bone culture, smoking history, comorbidities, colostomy or urostomy, healing time, complications, length of stay, and discharge facility., Results: A total of 152 patients (175 flaps) were reconstructed, of which 41 patients (73 flaps) met inclusion criteria. Most patients were male (82.2%) with an average age of 50.4 years. Overall complication rate was 32.4% ( n = 23) of which 34.7% ( n = 8) were major. Positive and negative predictive MRI values were 84.6% and 16.7%, respectively. There were no significant differences in healing time or complication rate in those with or without osteomyelitis. Intraoperative growth was associated with decreased postoperative complications (hazard ratio = 0.361; P = 0.037)., Conclusion: Test properties of MRI for diagnosis of osteomyelitis in patients with chronic pressure ulcers have limited ability to diagnose osteomyelitis and do not aid in surgical management, but do increase health-care expense. The diagnosis of osteomyelitis by intraoperative bone cultures does not predict inferior outcomes and paradoxically may be associated with fewer postoperative complications.
- Published
- 2017
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39. The Plastic Surgeon at Work and Play: Surgeon Health, Practice Stress, and Work-Home Balance.
- Author
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Bentz ML
- Abstract
Plastic surgeon wellness encompasses physical and mental health, considered in the context of practice stress. In addition, the challenges of work-home balance can lead to substantial negative impact on the surgeon, family, staff, and patients. The data-driven impact of each of these three components with personal vignettes, both individually and collectively, is presented by Michael Bentz, MD as the 2016 presidential address of American Association of Plastic Surgeons.
- Published
- 2016
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40. Welcome Letter.
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Bentz ML and Mehrara BJ
- Published
- 2016
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41. Making Master Surgeons Out of Trainees: Part I. Teaching Surgical Judgment.
- Author
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Kempton SJ and Bentz ML
- Subjects
- Accreditation standards, Clinical Competence, Clinical Decision-Making, Curriculum standards, Educational Measurement, Humans, Models, Educational, Perioperative Care, Simulation Training, Surgery, Plastic standards, Internship and Residency methods, Judgment, Surgery, Plastic education
- Abstract
The training of competent and ethical plastic surgery residents has become more difficult, as surgeons face increasing clinical and research demands, concern for medicolegal liability, and pressure to increase efficiency to decrease health care expenditures. The resulting variation in operative experience among plastic surgery trainees exemplifies the need for educational reform to accommodate change. Although the Accreditation Council for Graduate Medical Education has mandated a transition to competency-based training, and state-of-the-art technologies in surgical simulation are being developed to improve operative skills, the construction of a system to teach and assess operative judgment is deficient and should be thoughtfully created and implemented. Established educational methods and curriculums can be used in this effort and include apprenticeship operative teaching, surgical simulation, morbidity and mortality conferences, and resident clinics. The first step in this effort is to require trainees to make decisions, communicating their judgments and recommendations using language that demonstrates clear thinking and thoughtful analysis. For faculty, this means carving out dedicated preoperative teaching time in addition to efficient use of intraoperative time and sharing of postoperative outcomes. For programs, this means developing metrics to evaluate progress and build procedure-specific simulations. The goal should be not just to settle for training safe and ethical surgeons but to produce masterful surgeons with mature judgment.
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- 2016
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42. A Twelve-Year Consecutive Case Experience in Thoracic Reconstruction.
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Chen JT, Bonneau LA, Weigel TL, Maloney JD, Castro F, Shulzhenko N, and Bentz ML
- Abstract
Background: We describe the second largest contemporary series of flaps used in thoracic reconstruction., Methods: A retrospective review of patients undergoing thoracomyoplasty from 2001 to 2013 was conducted. Ninety-one consecutive patients were identified., Results: Thoracomyoplasty was performed for 67 patients with intrathoracic indications and 24 patients with chest wall defects. Malignancy and infection were the most common indications for reconstruction (P < 0.01). The latissimus dorsi (LD), pectoralis major, and serratus anterior muscle flaps remained the workhorses of reconstruction (LD and pectoralis major: 64% flaps in chest wall reconstruction; LD and serratus anterior: 85% of flaps in intrathoracic indication). Only 12% of patients required mesh. Only 6% of patients with <2 ribs resected required mesh when compared with 24% with 3-4 ribs, and 100% with 5 or more ribs resected (P < 0.01). Increased rib resections required in chest wall reconstruction resulted in a longer hospital stay (P < 0.01). Total comorbidities and complications were related to length of stay only in intrathoracic indication (P < 0.01). Average intubation time was significantly higher in patients undergoing intrathoracic indication (5.51 days) than chest wall reconstruction (0.04 days), P < 0.05. Average hospital stay was significantly higher in patients undergoing intrathoracic indication (23 days) than chest wall reconstruction (12 days), P < 0.05. One-year survival was most poor for intrathoracic indication (59%) versus chest wall reconstruction (83%), P = 0.0048., Conclusion: Thoracic reconstruction remains a safe and successful intervention that reliably treats complex and challenging problems, allowing more complex thoracic surgery problems to be salvaged.
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- 2016
- Full Text
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43. Discussion: A Closer Look at the 2013 to 2014 Integrated Plastic Surgery Match.
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Nayar HS, Salyapongse AN, and Bentz ML
- Subjects
- Female, Humans, Male, Education, Medical, Graduate methods, Internship and Residency organization & administration, School Admission Criteria trends, Surgery, Plastic education, Surveys and Questionnaires
- Published
- 2016
- Full Text
- View/download PDF
44. Local delivery of allogeneic bone marrow and adipose tissue-derived mesenchymal stromal cells for cutaneous wound healing in a porcine model.
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Hanson SE, Kleinbeck KR, Cantu D, Kim J, Bentz ML, Faucher LD, Kao WJ, and Hematti P
- Subjects
- Animals, Cell Differentiation, Disease Models, Animal, Epidermis pathology, Female, Male, Polymerase Chain Reaction, Sus scrofa, Swine, Swine, Miniature, Time Factors, Transplantation, Homologous, Adipose Tissue cytology, Bone Marrow Cells cytology, Mesenchymal Stem Cell Transplantation, Mesenchymal Stem Cells cytology, Skin pathology, Wound Healing
- Abstract
Wound healing remains a major challenge in modern medicine. Bone marrow- (BM) and adipose tissue- (AT) derived mesenchymal stromal/stem cells (MSCs) are of great interest for tissue reconstruction due to their unique immunological properties and regenerative potential. The purpose of this study was to characterize BM and AT-MSCs and evaluate their effect when administered in a porcine wound model. MSCs were derived from male Göttingen Minipigs and characterized according to established criteria. Allogeneic BM- or AT-MSCs were administered intradermally (1 x 10(6) cells) into partial-thickness wounds created on female animals, and covered with Vaseline® gauze or fibrin in a randomized pattern. Animals were euthanized at 7, 10, 14 and 21 days. Tissues were analyzed visually for healing and by microscopic examination for epidermal development and remodelling. Polymerase chain reaction (PCR) was used to detect the presence of male DNA in the specimens. All wounds were healed by 14 days. MSC-injected wounds were associated with improved appearance and faster re-epithelialization compared to saline controls. Evaluation of rete ridge depth and architecture showed that MSC treatment promoted a faster rate of epidermal maturation. Male DNA was detected in all samples at days 7 and 10, suggesting the presence of MSCs. We showed the safety, feasibility and potential efficacy of local injection of allogeneic BM- and AT-MSCs for treatment of wounds in a preclinical model. Our data in this large animal model support the potential use of BM- and AT-MSC for treatment of cutaneous wounds through modulation of healing and epithelialization., (Copyright © 2013 John Wiley & Sons, Ltd.)
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- 2016
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45. Reconstructive surgery and patients with spinal cord injury: Perioperative considerations for the plastic surgeon.
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Israel JS, Carlson AR, Bonneau LA, Kempton SJ, King TW, Bentz ML, and Afifi AM
- Subjects
- Autonomic Dysreflexia diagnosis, Autonomic Dysreflexia etiology, Autonomic Dysreflexia prevention & control, Humans, Hypotension, Orthostatic diagnosis, Hypotension, Orthostatic etiology, Hypotension, Orthostatic prevention & control, Muscle Spasticity etiology, Muscle Spasticity prevention & control, Pain Management, Venous Thrombosis etiology, Venous Thrombosis prevention & control, Perioperative Care, Spinal Cord Injuries complications
- Abstract
Background: Patients with spinal cord injury (SCI) requiring reconstructive surgery, particularly for pressure ulcers, are ubiquitous in Plastic and Reconstructive Surgery practices. Much of the current literature focuses on operative techniques, antibiotic indications, sitting protocols, and dressing and bedding choices., Methods: This paper reviews normal neuroanatomy, outlines changes in neurophysiology observed in spinal cord injury, and addresses concepts related to perioperative care that are highly relevant but often under-emphasised., Results: Vascular disturbances such as autonomic dysreflexia and orthostatic hypotension are dangerous phenomena occurring in this patient population that, if not properly recognised and treated, may result in complications such as haematoma, flap loss, inadequate tissue perfusion, and death. The management of spasticity, deep venous thrombosis, and perioperative pain are also relevant and discussed in this paper., Conclusion: A basic understanding of these concepts is essential for the Plastic Surgeon involved in the care of patients with SCI and pressure ulcers, particularly before and after debridement or reconstruction.
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- 2016
- Full Text
- View/download PDF
46. Denying the Obvious: Four Extreme Cases of Neglected Tumors.
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Block LM, Jee YM, Baskaya MK, Bentz ML, and Poore SO
- Abstract
Background: Little is known about the relatively common phenomenon of patients neglecting tumors as part of a denial mechanism to presumably cope with the obvious, outward and clearly visible signs of cancer. As a result of this tumor neglect, disease progression continues unchecked, resulting in excessive tumor growth, invasion of nearby structures, (often) metastatic spread, and significant disfigurement., Methods: In this case series, we present 4 extreme cases of neglected tumors that posed significant reconstructive challenges and explore the biopsychosocial components of tumor neglect., Results: In this series, we present 4 cases representing various cases of extreme tumor neglect. These 4 cases required multidisciplinary efforts involved in tumor resection, adjuvant treatments and the complex reconstructive efforts after tumor extirpation., Conclusions: The tumor neglect phenomenon is of broad interest to the field of plastic and reconstructive surgery. Given the complex patient factors that contribute to the extreme state of disease progress upon presentation, all cases required extensive extirpative efforts with complex and challenging reconstructive solutions. Cases of extreme tumor neglect provide insight into the biopsychosocial underpinnings of this specific patient population and have implications for a further understanding of the potential immunoprotective effect of these large, longstanding, and often nonmetastatic tumors.
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- 2015
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47. Reply: Surgical Treatment and Reconstruction of Nonmelanoma Facial Skin Cancers.
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Rogers-Vizena CR, Lalonde DH, Menick FJ, and Bentz ML
- Subjects
- Humans, Facial Neoplasms surgery, Rhytidoplasty methods, Skin Neoplasms surgery, Skin Transplantation methods, Surgical Flaps
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- 2015
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48. The Current State of Global Surgery Training in Plastic Surgery Residency.
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Nayar HS, Salyapongse AN, Mount DL, and Bentz ML
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- Accreditation, Curriculum, International Cooperation, Surveys and Questionnaires, United States, Internship and Residency, Surgery, Plastic education
- Abstract
Background: The current state of global surgery training in U.S. plastic surgery residency programs remains largely undefined., Methods: An electronic survey was distributed to Accreditation Council for Graduate Medical Education-certified plastic surgery residency programs. Programs with global health curricula were queried regarding classification, collaboration details, regions visited, conditions/procedures encountered, costs, accreditation, and personal sentiment. Residencies without global health curricula were asked to select barriers., Results: Sixty-four of 81 residency programs returned questionnaires (response rate, 79 percent). Twenty-six programs (41 percent) reported including a formal global health curriculum; 38 did not (59 percent). When asked to classify this curriculum, most selected clinical care experience [n = 24 (92 percent)], followed by educational experience [n = 19 (73 percent)]. Personal reference was the most common means of establishing the international collaboration [n = 19 (73 percent)]. The most commonly encountered conditions were cleft lip-cleft palate [n = 26 (100 percent)], thermal injury [n = 17 (65 percent)], and posttraumatic reconstruction [n = 15 (57 percent)]. Dominant funding sources were primarily nonprofit organizations [n = 14 (53 percent)]. Although the majority of programs had not applied for residency review committee accreditation [n = 23 (88 percent)], many considered applying [n = 16 (62 percent)]. Overall, 96 percent of programs (n = 25) supported global health training in residency, choosing exposure to different health systems [n = 22 (88 percent)] and surgical education [n = 17 (68 percent)] as reasons. Programs not offering a global health experience most commonly reported lack of residency review committee/plastic surgery operative log recognition of cases performed abroad [n = 27 (71 percent)], funding for trip expenses [n = 25 (66 percent)], and salary support [n = 24 (63 percent)] as barriers., Conclusions: Residencies incorporating global health training describe the experience positively. Funding and case accreditation are the major obstacles to implementing these curricula.
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- 2015
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49. Transition to surgical residency: a multi-institutional study of perceived intern preparedness and the effect of a formal residency preparatory course in the fourth year of medical school.
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Minter RM, Amos KD, Bentz ML, Blair PG, Brandt C, D'Cunha J, Davis E, Delman KA, Deutsch ES, Divino C, Kingsley D, Klingensmith M, Meterissian S, Sachdeva AK, Terhune K, Termuhlen PM, and Mullan PB
- Subjects
- Canada, Curriculum, Education, Medical, Graduate, Female, Humans, Male, Surveys and Questionnaires, United States, Clinical Competence, Education, Medical, Undergraduate standards, General Surgery education, Internship and Residency, Self-Assessment
- Abstract
Purpose: To evaluate interns' perceived preparedness for defined surgical residency responsibilities and to determine whether fourth-year medical school (M4) preparatory courses ("bootcamps") facilitate transition to internship., Method: The authors conducted a multi-institutional, mixed-methods study (June 2009) evaluating interns from 11 U.S. and Canadian surgery residency programs. Interns completed structured surveys and answered open-ended reflective questions about their preparedness for their surgery internship. Analyses include t tests comparing ratings of interns who had and had not participated in formal internship preparation programs. The authors calculated Cohen d for effect size and used grounded theory to identify themes in the interns' reflections., Results: Of 221 eligible interns, 158 (71.5%) participated. Interns self-reported only moderate preparation for most defined care responsibilities in the medical knowledge and patient care domains but, overall, felt well prepared in the professionalism, interpersonal communication, practice-based learning, and systems-based practice domains. Interns who participated in M4 preparatory curricula had higher self-assessed ratings of surgical technical skills, professionalism, interpersonal communication skills, and overall preparation, at statistically significant levels (P < .05) with medium effect sizes. Themes identified in interns' characterizations of their greatest internship challenges included anxiety or lack of preparation related to performance of technical skills or procedures, managing simultaneous demands, being first responders for critically ill patients, clinical management of predictable postoperative conditions, and difficult communications., Conclusions: Entering surgical residency, interns report not feeling prepared to fulfill common clinical and professional responsibilities. As M4 curricula may enhance preparation, programs facilitating transition to residency should be developed and evaluated.
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- 2015
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50. Identification of Best Practices for Resident Aesthetic Clinics in Plastic Surgery Training: The ACAPS National Survey.
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Hultman CS, Wu C, Bentz ML, Redett RJ, Shack RB, David LR, Taub PJ, and Janis JE
- Abstract
Introduction: Resident aesthetic clinics (RACs) have demonstrated good outcomes and acceptable patient satisfaction, but few studies have evaluated their educational, financial, or medicolegal components. We sought to determine RAC best practices., Methods: We surveyed American Council of Academic Plastic Surgeon members (n = 399), focusing on operational details, resident supervision, patient safety, medicolegal history, financial viability, and research opportunities. Of the 96 respondents, 63 reported having a RAC, and 56% of plastic surgery residency program directors responded., Results: RACs averaged 243 patient encounters and 53.9 procedures annually, having been in existence for 19.6 years (mean). Full-time faculty (73%) supervised chief residents (84%) in all aspects of care (65%). Of the 63 RACs, 45 were accredited, 40 had licensed procedural suites, 28 had inclusion/exclusion criteria, and 31 used anesthesiologists. Seventeen had overnight capability, and 17 had a Life Safety Plan. No cases of malignant hyperthermia occurred, but 1 facility death was reported. Sixteen RACs had been involved in a lawsuit, and 33 respondents reported financial viability of the RACs. Net revenue was transferred to both the residents' educational fund (41%) and divisional/departmental overhead (37%). Quality measures included case logs (78%), morbidity/mortality conference (62%), resident surveys (52%), and patient satisfaction scores (46%). Of 63 respondents, 14 have presented or published RAC-specific research; 80 of 96 of those who were surveyed believed RACs enhanced education., Conclusions: RACs are an important component of plastic surgery education. Most clinics are financially viable but carry high malpractice risk and consume significant resources. Best practices, to maximize patient safety and optimize resident education, include use of accredited procedural rooms and direct faculty supervision of all components of care.
- Published
- 2015
- Full Text
- View/download PDF
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