6 results on '"Dalfen J"'
Search Results
2. Non-steroidal anti-inflammatory drugs in postoperative hand fracture management: Do they positively or negatively impact recovery?
- Author
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Gorgy A, Dalfen J, Barone N, and Efanov JI
- Abstract
This editorial explores the impact of non-steroidal anti-inflammatory drugs (NSAIDs) on postoperative recovery in hand fracture patients, amidst shifting pain management strategies away from opioids due to their adverse effects. With hand fractures being significantly common and postoperative pain management crucial for recovery, the potential of NSAIDs offers a non-addictive pain control alternative. However, the controversy over NSAIDs' effects on bone healing-stemming from their Cyclooxygenase-2 inhibition and associated risks of fracture non-union or delayed union-necessitates further investigation. Despite a comprehensive literature search, the study finds a lack of specific research on NSAIDs in postoperative hand fracture management, highlighting an urgent need for future studies to balance their benefits against possible risks., Competing Interests: Conflict-of-interest statement: Andrew Gorgy, Jacqueline Dalfen, Natasha Barone, Johnny Ionut Efanov have nothing to disclose., (©The Author(s) 2024. Published by Baishideng Publishing Group Inc. All rights reserved.)
- Published
- 2024
- Full Text
- View/download PDF
3. Advocating for a Functional Nomenclature of the Penile Suspensory Ligament System.
- Author
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Danino MA, Dalfen J, and Laurent R
- Subjects
- Humans, Male, Terminology as Topic, Penis anatomy & histology, Ligaments anatomy & histology
- Published
- 2024
- Full Text
- View/download PDF
4. Silicone Particles in Capsules Around Breast Implants: An Investigation Into Currently Available Implants in North America.
- Author
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Danino MA, Dziubek M, Dalfen J, Bonapace-Potvin M, Gaboury L, Giot JP, and Laurent R
- Subjects
- Humans, Silicone Gels adverse effects, Breast surgery, Saline Solution, North America, Breast Implants adverse effects, Breast Implantation adverse effects
- Abstract
Background: Breast implants have always been composed of a silicone elastomer envelope filled with either silicone gel or saline. Breast implant illness (BII) is a set of symptoms that has previously been linked to the leakage of silicone particles from the implants into the body., Objectives: Our research aimed to quantify the number of silicone particles present in the capsules of breast implants available in North America., Methods: Thirty-five periprosthetic capsules were sampled and analyzed, and silicone particles were counted and measured. The capsule surface area was then measured and utilized to calculate particle density and total number of silicone particles., Results: Eighty-five percent of capsules analyzed from silicone gel implants contained silicone, with an average of 62 particles per mm3 of capsular tissue. These implants had approximately 1 million silicone particles per capsule. In contrast, none of the saline implant capsules contained silicone. Capsules from macrotextured tissue expanders contained fewer and larger silicone particles., Conclusions: Silicone gel implants presented silicone particle bleeding into the periprosthetic capsule, totaling on average 1 million silicone particles per capsule. On the other hand, no silicone particle bleeding was observed from saline breast implants. These data suggest that particle bleeding comes from the inner silicone gel, and not from the smooth outer silicone shell. Previous studies have reported the presence of breast implant illness in patients with both silicone- and saline-filled implants. Therefore, our data suggest that silicone migration is not the sole cause of BII., (© The Author(s) 2023. Published by Oxford University Press on behalf of The Aesthetic Society. All rights reserved. For permissions, please e-mail: journals.permissions@oup.com.)
- Published
- 2024
- Full Text
- View/download PDF
5. Implant-based breast surgery and capsular formation: when, how and why?-a narrative review.
- Author
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Gorgy A, Barone N, Nepon H, Dalfen J, Efanov JI, Davison P, and Vorstenbosch J
- Abstract
Background and Objective: Implant-based breast surgery is a common procedure for both reconstructive and aesthetic purposes. Breast implants, like any foreign object, trigger the formation of a capsule around them. While generally harmless, the capsule can undergo fibrotic changes leading to capsular contracture, which can negatively impact surgical outcomes and patient well-being. Additionally, rare but serious complications, such as breast implant-associated anaplastic large cell lymphoma (BIA-ALCL) and capsule-associated squamous cell carcinoma, have been reported. This paper aims to review the physiology of capsular formation, identify factors contributing to capsule-related pathologies, and discuss their clinical implications., Methods: A review of relevant literature was conducted by searching databases for articles published between inception and September 2022. The search included but not limited to terms such as "capsular formation" and "capsular contracture". Selected articles were critically analyzed to address the objectives of this review., Key Content and Findings: Capsular formation involves interactions between the implant surface, surrounding tissues, and the immune system. Factors influencing pathological changes in the capsule include genetic predisposition, bacterial contamination, implant characteristics, and surgical techniques. Capsular contracture, characterized by tissue hardening, pain, and implant distortion, remains the most common complication. Rare but life-threatening conditions, such as BIA-ALCL and capsule-associated squamous cell carcinoma, necessitate vigilant monitoring and early detection., Conclusions: Understanding the physiology of capsular formation and its associated pathologies is crucial for healthcare providers involved in implant-based breast surgery. Efforts should focus on minimizing the risk of capsular contracture through improved implant materials, surgical techniques, and infection prevention. The emergence of BIA-ALCL and capsule-associated squamous cell carcinoma underscores the importance of long-term surveillance and prompt diagnosis. Further research is needed to uncover underlying mechanisms and develop preventive measures and treatments for these complications. Enhancing our knowledge and clinical management of capsular formation will lead to safer and more successful outcomes in implant-based breast surgery., Competing Interests: Conflicts of Interest: All authors have completed the ICMJE uniform disclosure form (available at https://atm.amegroups.com/article/view/10.21037/atm-23-131/coif). The series “The Modern Plastic and Reconstructive Surgeon – Collaborator, Innovator, Leader” was commissioned by the editorial office without any funding or sponsorship. JIE served as the unpaid Guest Editor of the special series. The authors have no other conflicts of interest to declare., (2023 Annals of Translational Medicine. All rights reserved.)
- Published
- 2023
- Full Text
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6. Molecular prognostic indicators in HPV-positive oropharyngeal cancer: an updated review.
- Author
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Morand GB, Diaconescu A, Ibrahim I, Lamarche G, Ruas JS, Dalfen J, Hier MP, Alaoui-Jamali MA, Maschietto M, and da Silva SD
- Subjects
- Humans, Papillomaviridae genetics, Prognosis, Quality of Life, Squamous Cell Carcinoma of Head and Neck, Carcinoma, Squamous Cell pathology, Head and Neck Neoplasms, Oropharyngeal Neoplasms genetics, Oropharyngeal Neoplasms pathology, Oropharyngeal Neoplasms therapy, Papillomavirus Infections complications, Papillomavirus Infections genetics
- Abstract
Infection with HPV virus and exposure to extrinsic carcinogens are the main causative factors for oropharyngeal squamous cell carcinoma (OPSCC). While HPV-related OPSCC typically shows a better prognosis and may be a candidate for de-intensification therapy, there is a subset of HPV-related cancers that show aggressive phenotype with frequent metastatic spread. The identification and refinement of molecular markers can better serve for prediction of prognosis and thus improve treatment decisions and outcome. We conducted a systematic review according to the PRISMA guidelines of all relevant studies addressing novel biomarkers in publications prior to July 2021. We identified studies that evaluated the association between molecular markers and prognosis in HPV-positive OPSCC. Full-text publications were entirely reviewed, classified, and selected if a clear predictive/prognostic value was seen in patients with HPV-positive OPSCC. Furthermore, a functional analysis of the target genes was conducted to understand biological processes and molecular pathways impacting on HPV-positive OPSCC outcomes. The systematic review yielded a total of 14 studies that matched the inclusion and exclusion criteria. Differential expression was identified for 31 different biomarkers. The first common pattern identified was the association of HPV-related circulating antibodies to activated immune function. Second, gene-gene interaction analysis further identified interacting gene networks tightly implicated in hypoxia tumor metabolism including the Warburg effect. Survival in HPV-positive OPSCC can be predicted by distinct selective biomarkers mainly indicative of immune host response and oxidative metabolism. Among these markers, some were identified to be unsuitable for HPV-positive de-escalation trials aimed at improving patients' quality of life., (© 2022. The Author(s), under exclusive licence to Springer Nature B.V.)
- Published
- 2022
- Full Text
- View/download PDF
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