27 results on '"Nandy, K."'
Search Results
2. Outcomes of robotic surgery in a single institution high volume hepatobiliary oncology unit.
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Patkar, S., Nandy, K., Goel, M., and Varty, G.
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- 2024
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3. Factors predicting response to neoadjuvant chemotherapy in locally advanced carcinoma gallbladder.
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Polusany, K., Nandy, K., Gundavda, K., Varty, G., Shah, N., Ostwal, V., Ramaswamy, A., Bhargava, P., Patkar, S., and Goel, M.
- Published
- 2024
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4. Outcomes of extended resections for gallbladder cancer from a high volume center in India.
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Kumari, K., Nandy, K., Patkar, S., and Goel, M.
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- 2024
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5. Factors predicting mortality in POPF grade C after pancreaticoduodenectomy.
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Nandy, K., Kamal, P., Bhandare, M., Chaudhari, V., and Shrikhande, S.
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- 2024
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6. Neuroendocrine neoplasms of the gallbladder: a single institute analysis of outcomes and prognostic factors.
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Nandy, K., Varty, G., Gundavda, K., Shah, N., Patkar, S., and Goel, M.
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- 2024
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7. Minimally invasive simultaneous colorectal and liver resection for synchronous colorectal liver metastasis – short-term outcomes.
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Patkar, S., Kazi, M., Nandy, K., deSouza, A., Saklani, A., and Goel, M.
- Published
- 2024
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8. Hospital based gall bladder cancer registry from a referral cancer centre in India.
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Patkar, S., Goel, M., Shah, T., Varty, G., Agarwal, J., Gundavda, K., and Nandy, K.
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- 2024
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9. Realizing Textbook Outcomes Following Liver Resection for Hepatic Neoplasms with Development and Validation of a Predictive Nomogram.
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Gundavda KK, Patkar S, Kannan S, Varty GP, Nandy K, Shah T, Polusany K, Solanki SL, Kulkarni S, Shetty N, Gala K, Ostwal V, Ramaswamy A, Bhargava P, and Goel M
- Subjects
- Humans, Female, Male, Retrospective Studies, Middle Aged, Survival Rate, Aged, Follow-Up Studies, Prognosis, Postoperative Complications etiology, Risk Factors, Nomograms, Hepatectomy mortality, Liver Neoplasms surgery, Liver Neoplasms pathology
- Abstract
Background: 'Textbook Outcome' (TO) represents an effort to define a standardized, composite quality benchmark based on intraoperative and postoperative endpoints. This study aimed to assess the applicability of TO as an outcome measure following liver resection for hepatic neoplasms from a low- to middle-income economy and determine its impact on long-term survival. Based on identified perioperative predictors, we developed and validated a nomogram-based scoring and risk stratification system., Methods: We retrospectively analyzed patients undergoing curative resections for hepatic neoplasms between 2012 and 2023. Rates of TO were assessed over time and factors associated with achieving a TO were evaluated. Using stepwise regression, a prediction nomogram for achieving TO was established based on perioperative risk factors., Results: Of the 1018 consecutive patients who underwent liver resections, a TO was achieved in 64.9% (661/1018). The factor most responsible for not achieving TO was significant post-hepatectomy liver failure (22%). Realization of TO was independently associated with improved overall and disease-free survival. On logistic regression, American Society of Anesthesiologists score of 2 (p = 0.0002), perihilar cholangiocarcinoma (p = 0.011), major hepatectomy (p = 0.0006), blood loss >1500 mL (p = 0.007), and presence of lymphovascular emboli on pathology (p = 0.026) were associated with the non-realization of TO. These independent risk factors were integrated into a nomogram prediction model with the predictive efficiency for TO (area under the curve 75.21%, 95% confidence interval 70.69-79.72%)., Conclusion: TO is a realizable outcome measure and should be adopted. We recommend the use of the nomogram proposed as a convenient tool for patient selection and prognosticating outcomes following hepatectomy., (© 2024. The Author(s).)
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- 2024
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10. Long-term outcomes after resection of extra-ampullary duodenal adenocarcinomas: single-center experience.
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Nandy K, Patel D, Kaderi ASA, Deshpande G, Ostwal V, Ramaswamy A, Chaudhari V, Shrikhande SV, and Bhandare MS
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- Humans, Male, Middle Aged, Female, Aged, Retrospective Studies, Adult, Treatment Outcome, Survival Rate, Chemotherapy, Adjuvant statistics & numerical data, Prognosis, Duodenum surgery, Duodenal Neoplasms surgery, Duodenal Neoplasms pathology, Duodenal Neoplasms mortality, Adenocarcinoma surgery, Adenocarcinoma mortality, Adenocarcinoma pathology, Pancreaticoduodenectomy
- Abstract
Background: Extra-ampullary duodenal adenocarcinoma is a rare neoplasm. The data on long-term outcomes after curative resection are limited, and the role of systemic chemotherapy is not defined in these tumors. This study aimed to investigate the prognostic factors and survival of patients with resected primary duodenal cancers., Methods: A retrospective analysis of patients with resected primary duodenal adenocarcinoma was conducted between January 2010 and December 2023., Results: A total of 59 patients were included in the study. The median age of patients was 60 years (IQR, 33-79), and 79.7% of patients were males. The second part of the duodenum was the most common location of the tumor in 42 patients (71.2%). Pancreaticoduodenectomy was performed in 57 patients (96.6%), and segmental duodenal resection was performed on 2 patients (3.4%). The median lymph node harvest was 18 (IQR, 2-70). Adjuvant chemotherapy was administered to 39 patients (66.1%). At a median follow-up of 32.00 months (IQR, 3.29-166.74), the 5-year overall survival (OS) and disease-free survival rates were 55.0% and 49.3%, respectively. Regarding prognostic factors, lymph node ratio (LNR; hazard ratio [HR], 2.94; 95% CI, 1.01-8.53), adenocarcinoma subtype (intestinal vs nonintestinal; HR, 4.59; 95% CI, 1.59-13.23), and margin of resection (HR, 44.24; 95% CI, 4.02-486.19) were significant factors for OS., Conclusion: Margin-free surgical resection offers the best chance of cure for operable duodenal adenocarcinoma. The intestinal subtype and low LNR are predictors of better survival, and the role of adjuvant chemotherapy remains debatable until prospective randomized trials are conducted., (Copyright © 2024 Society for Surgery of the Alimentary Tract. Published by Elsevier Inc. All rights reserved.)
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- 2024
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11. Differential impact of incrementally elevated CA 19-9 levels on prognosis of resected pancreatic ductal adenocarcinoma.
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Bhandare MS, Gupta V, Chaudhari V, Nandy K, Ostwal V, Ramaswamy A, Nashikkar C, Engineer R, Krishnatry R, and Shrikhande SV
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- Humans, Male, Female, Retrospective Studies, Middle Aged, Aged, Prognosis, Adult, Predictive Value of Tests, Aged, 80 and over, Treatment Outcome, Neoadjuvant Therapy, Carcinoma, Pancreatic Ductal surgery, Carcinoma, Pancreatic Ductal blood, Carcinoma, Pancreatic Ductal mortality, CA-19-9 Antigen blood, Pancreatic Neoplasms surgery, Pancreatic Neoplasms blood, Pancreatic Neoplasms mortality, Biomarkers, Tumor blood, Pancreatectomy
- Abstract
Background: CA 19-9 is an extremely useful biomarker for pancreatic ductal adenocarcinomas (PDACs). However, the optimal cut-off and prognostic significance at higher cut-offs are yet to be determined., Methods: Retrospective analysis included patients with PDAC who underwent curative resection from January 2010 to May 2020 at Tata Memorial Centre, Mumbai. The pretherapy CA 19-9 was dichotomized using various cut-off levels and analysed., Results: In 244 included patients, the median overall survival (OS) for those with CA19-9 level (IU/ml) < or >78, 200, 500, 1000, and 2000 was 27, 24, 23, 22, 21 months versus 18, 16, 15, 14, 13 months; respectively, and was statistically significant (p-value- 0.002, 0.001, 0.002, 0.002 and 0.004, respectively). The number of recurrences and mortality had significant correlation with CA 19-9 cut-offs. On multivariate analysis, adjuvant treatment completion (p-0.004) and decreasing or stable CA19-9 after Neoadjuvant therapy (NAT) (p- 0.031) were associated with improved OS., Conclusion: The prognostic significance of CA 19-9 was observed at all the cut-off levels examined, beyond mere elevated value as per the standard cut-off level. In patients with high CA19-9 level, surgery should be offered if technically and conditionally feasible, only when a response in CA19-9 level to NAT is achieved., (Copyright © 2024 International Hepato-Pancreato-Biliary Association Inc. All rights reserved.)
- Published
- 2024
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12. Clinical correlates of anxious depression in youth from the Texas Youth Depression and Suicide Research Network (TX-YDSRN).
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Ayvaci ER, Nandy K, Gorman A, Minhajuddin A, Riddle D, Storch EA, Soutullo CA, Hettema JM, Slater H, Wakefield SM, and Trivedi MH
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- Humans, Adolescent, Female, Male, Child, Texas epidemiology, Young Adult, Prevalence, Comorbidity, Depressive Disorder epidemiology, Depressive Disorder psychology, Anxiety epidemiology, Anxiety psychology, Severity of Illness Index, Suicide statistics & numerical data, Suicide psychology, Depression epidemiology, Depression psychology, Suicidal Ideation, Psychiatric Status Rating Scales, Anxiety Disorders epidemiology, Anxiety Disorders psychology
- Abstract
Background: Anxious depression is a prevalent subtype of depression associated with adverse outcomes such as higher depression severity and higher rates of suicidality. This study leveraged a state-wide research registry of depressed and/or suicidal youth to compare the prevalence, clinical correlates, and symptom patterns of those with versus without anxious depression., Methods: We included baseline data from 797 participants (ages 8-20) with a diagnosis of a depressive disorder. A score on the Generalized Anxiety Disorder Scale (GAD-7) ≥ 10 was used to define individuals with and without anxious depression. A structured battery was used to capture psychiatric diagnostic status, depression/anxiety severity, suicide risk, history of trauma, functioning, and resilience., Results: The prevalence of anxious depression among youth with depressive disorders was 59.5 % (n = 474). Youth with anxious depression had greater depression severity and anxiety symptoms, higher suicidality, and a higher prevalence of comorbid anxiety disorders than those without. Youth with anxious depression had greater impairment in functioning defined as worse pain interference, pain severity, fatigue, and social relationships compared to those without anxious depression. Youth with anxious depression also reported higher rates of depressive symptoms such as irritable mood, feelings of guilt, and psychomotor agitation compared to those without anxious depression., Conclusion: Anxious depression is associated with worse depression severity, higher suicidality, and lower functioning. Longitudinal work is needed to examine long-term courses of anxious depression to explore its stability as a diagnostic subcategory., Competing Interests: Declaration of competing interest Drs. Ayvaci, Nandy, Minhajuddin, Riddle, Hettema, and Slater and Ms. Gorman report no conflicts of interest. Dr. Storch reports receiving research funding to his institution from the Ream Foundation, International OCD Foundation, and NIH. He was formerly a consultant for Brainsway and Biohaven Pharmaceuticals in the past 12 months. He owns stock less than $5000 in NView. He receives book royalties from Elsevier, Wiley, Oxford, American Psychological Association, Guildford, Springer, Routledge, and Jessica Kingsley. Dr. Soutullo has been in the past 3 years a Consultant / Advisory Board member of: NeuroTech Solutions Ltd., Limbix Health & Big Health (DSMB) and Innosphere (ad hoc). He has served on the Speaker bureau of Bial, Medice, Rubio and Tecnofarma/Adium. He has received Departmental (non-personal) research funds from the Vivian L. Smith Foundation and the Favrot Fund, in support of the Child & Adolescent Mood Disorders Program (ChAMP Clinic). He receives book and Master courses royalties from Editorial Medica Panamericana. He is a full-time employee of The University of Texas (UT Health) Houston since 9/2019, where he is John S. Dunn Endowed Professor of Psychiatry and Behavioral Sciences since 3/2023. Dr. Wakefield serves as an Executive Committee Member of the Texas Child Mental Health Care Consortium. Dr. Trivedi has provided consulting services to Acadia Pharmaceuticals, Alkermes Inc., Alto Neuroscience Inc, Axsome Therapeutics, BasePoint Health management LLC, Biogen MA Inc, Cerebral Inc., Circular Genomics Inc., Compass Pathfinder Limited, Daiichi Sankyo Inc., GH Research, GreenLight VitalSign6 Inc, Heading Health, Janssen Pharmaceutical, Legion Health, Merck Sharp & Dohme Corp., Mind Medicine Inc., Myriad Neuroscience, Naki Health Ltd, Neurocrine Biosciences Inc., Noema Pharma AG, Orexo US Inc., Otsuka America Pharmaceutical Inc., Otsuka Europe LTD, Otsuka Pharmaceutical Development & Commercialization Inc., Praxis Precision Medicines Inc, PureTech LYT Inc, Relmada Therapeutics Inc., SAGE Therapeutics, Signant Health, Sparian Biosciences, Titan Pharmaceuticals, Takeda Pharmaceuticals Inc, WebMD. He has received grant/research funding from NIMH, NIDA, NCATS, American Foundation for Suicide Prevention, Patient-Centered Outcomes Research Institute (PCORI), Blue Cross Blue Shield of Texas, SAMHSA, and the DoD. Additionally, he has received editorial compensation from Elsevier and Oxford University Press., (Copyright © 2024 Elsevier B.V. All rights reserved.)
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- 2024
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13. Evidence-based guidelines for the interpretation of the 9-item Concise Health Risk Tracking - Self-Report (CHRT-SR 9 ) measure of suicidal risk.
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Nandy K, Nandy RR, Rush AJ, Mayes TL, and Trivedi MH
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- Humans, Male, Adolescent, Female, Adult, Young Adult, Risk Assessment methods, Suicide psychology, Suicide statistics & numerical data, Middle Aged, Surveys and Questionnaires standards, Self Report, Suicidal Ideation
- Abstract
Background: The 9-item Concise Health Risk Tracking - Self-Report (CHRT-SR
9 ) is a widely used patient-reported outcome measure of suicidal risk. The goal of this article is to provide an evidence-based interpretation of the CHRT-SR9 total score in terms of four clinically actionable categories of suicidal risk (none, mild, moderate, and severe)., Methods: Data from two large programs involving adolescents and adults were combined in this paper. In these studies, the CHRT-SR9 was anchored against an independent measure of suicidal risk, the suicide item (Item #9) in the Patient Health Questionnaire (PHQ-9), with categories 0 (none), 1 (mild), 2 (moderate), and 3 (severe). In the combined data ( n = 1945), we calculated the cumulative percentage of data across these four categories and the percentile score of the CHRT-SR9 total score that corresponded to these percentages; from this, we developed ranges of the CHRT-SR9 total score that corresponded to the four categories of Item #9 of PHQ-9. We also calculated similar ranges for two broad subscales of the CHRT-SR9 total score; Propensity and Suicidal Thoughts. To assess the robustness of our findings, we repeated the analysis at another timepoint across studies., Results: Findings indicated that the CHRT-SR9 total score (range: 0-36) can be categorized as none (0-14), mild (15-21), moderate (22-26), and severe (27-36). Similar categories were calculated for the Propensity and Suicidal Thoughts subscales. The findings were the same when repeated at another timepoint., Conclusion: This categorization of the CHRT-SR9 total score can place patients into clinically meaningful and actionable categories of suicidal risk., Competing Interests: Declaration of conflicting interestsThe author(s) declared the following potential conflicts of interest with respect to the research, authorship, and/or publication of this article: A.J.R. has received consulting fees from Compass Inc., Curbstone Consultant LLC, Emmes Corp., Evecxia Therapeutics, Inc., Holmusk Technologies, Inc., ICON, PLC, Johnson and Johnson (Janssen), Liva-Nova, MindStreet, Inc., Neurocrine Biosciences Inc., Otsuka-US; speaking fees from Liva-Nova, Johnson and Johnson (Janssen); and royalties from Wolters Kluwer Health, Guilford Press, and the University of Texas Southwestern Medical Center, Dallas, TX (for the Inventory of Depressive Symptoms and its derivatives). He is also named co-inventor on two patents: U.S. Patent No. 7,795,033: Methods to Predict the Outcome of Treatment with Antidepressant Medication, Inventors: F. J. McMahon, G. Laje, H. Manji, A. J. Rush, S. Paddock, A. S. Wilson; and U.S. Patent No. 7,906,283: Methods to Identify Patients at Risk of Developing Adverse Events During Treatment with Antidepressant Medication, Inventors: F. J. McMahon, G. Laje, H. Manji, A. J. Rush, S. Paddock. M.H.T. has provided consulting services to Acadia Pharmaceuticals, Alkermes Inc., Alto Neuroscience Inc., Axsome Therapeutics, Biogen MA Inc., Cerebral Inc., Circular Genomics Inc., Compass Pathfinder Limited, GH Research, GreenLight VitalSign6 Inc., Heading Health, Janssen Pharmaceutical, Legion Health, Merck Sharp & Dohme Corp., Mind Medicine Inc., Myriad Neuroscience, Naki Health Ltd, Navitor, Neurocrine Biosciences Inc., Noema Pharma AG, Orexo US Inc., Otsuka America Pharmaceutical Inc., Perception Neuroscience Holdings, Pharmerit International, Policy Analysis Inc., Praxis Precision Medicines Inc., PureTech LYT Inc., Relmada Therapeutics Inc., Rexahn Pharmaceuticals, Inc., SAGE Therapeutics, Signant Health, Sparian Biosciences, Titan Pharmaceuticals, Takeda Pharmaceuticals Inc., WebMD. He has received grant/research funding from NIMH, NIDA, NCATS, American Foundation for Suicide Prevention, Patient-Centered Outcomes Research Institute (PCORI), and Blue Cross Blue Shield of Texas. Additionally, he has received editorial compensation from Engage Health Media, and Oxford University Press. K.N., R.R.N., and T.L.M. declare no conflicts of interest.- Published
- 2024
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14. Tumor burden score as a prognostic factor in patients with intermediate and locally advanced hepatocellular carcinoma undergoing liver resection: an attempt to extend resectability criteria.
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Nandy K, Patkar S, Varty G, Shah T, Pawar A, and Goel M
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- Humans, Male, Female, Retrospective Studies, Middle Aged, Aged, Treatment Outcome, Adult, Databases, Factual, Time Factors, Risk Factors, Prognosis, Patient Selection, Carcinoma, Hepatocellular surgery, Carcinoma, Hepatocellular mortality, Carcinoma, Hepatocellular pathology, Liver Neoplasms surgery, Liver Neoplasms mortality, Liver Neoplasms pathology, Hepatectomy, Tumor Burden, Neoplasm Staging
- Abstract
Background: Surgery is currently recommended as a curative treatment option for hepatocellular carcinomas (HCC) belonging to Barcelona Clinic Liver Cancer (BCLC) stage A only. This study aims to classify various BCLC groups as per Tumor Burden Score (TBS) in an attempt to identify patients who could benefit from resection., Materials and Methods: A retrospective analysis of a prospectively maintained database of all patients operated for HCC between January 2010 and July 2022 was performed. TBS was defined as, TBS
2 = (maximum tumor diameter)2 + (number of tumors)2 ., Results: Two hundred and ninety-one patients who underwent resection were staged as per the latest BCLC (A = 219, B = 45, C = 27) staging. Patients were segregated into low (<7.3) and high (>7.3) TBS. With a median follow-up of 36.2 months, the median OS for stages, A and B in the low TBS group was 107.4 and 42.7 months respectively. Median OS was not reached for patients in the BCLC C stage. In patients with high TBS, the median OS for BCLC A, B and C was 42.3, 25.72, and 16.9 months respectively., Conclusion: TBS is a significant factor influencing survival in patients of HCC. TBS can be used to stratify patients in BCLC B and C stages and help select patients who would benefit from surgical resection to achieve good long-term survival with acceptable morbidity., (Copyright © 2024 International Hepato-Pancreato-Biliary Association Inc. Published by Elsevier Ltd. All rights reserved.)- Published
- 2024
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15. Preventing futile surgery in Intrahepatic and Perihilar cholangiocarcinomas: Can we identify preoperative factors to improve patient selection and optimize outcomes?
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Goel M, Varty GP, Patkar S, Meghana V, Kazi M, Nandy K, Ostwal V, Ramaswamy A, Gala KB, and Shetty NS
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- Humans, Male, Female, Middle Aged, Aged, Follow-Up Studies, Prognosis, Survival Rate, Retrospective Studies, Cholangiocarcinoma surgery, Cholangiocarcinoma pathology, Neoplasm Recurrence, Local pathology, Neoplasm Recurrence, Local surgery, Bile Duct Neoplasms surgery, Bile Duct Neoplasms pathology, Klatskin Tumor surgery, Klatskin Tumor pathology, Hepatectomy methods, Hepatectomy mortality, Patient Selection, Medical Futility
- Abstract
Background: Intraoperative unresectability, postoperative deaths and early recurrences remain devastating futile events in the surgical management of Intrahepatic cholangiocarcinomas (iCCA) and Perihilar cholangiocarcinomas (pCCA). The present study aims to determine the preoperative predictors of futile surgery in cholangiocarcinomas., Methods: Consecutive hepatectomies for iCCA and pCCA, between September 2010 and June 2022 were included. Futility of surgery was defined as either intraoperative unresectability, postoperative 30-day mortality or recurrence within six months of surgery. Multivariable logistic regression was used to identify predictors of futility., Results: One hundred and fifty patients of iCCA and pCCA underwent surgery during the time period. Thirty-seven (38.1 %) out of 97 patients of iCCA and 25(47.16 %) out of 53 patients of pCCA underwent futile resection. The predictive factors of futile surgery for iCCA were tumour number (≥2) (OR, 9.705; 95%CI, 2.378-39.614; p = 0.002), serum aspartate transaminase (OR, 8.31; 95%CI, 2.796-24.703; p < 0.001) and serum CA-19.9 (>37 U/ml) (OR, 2.95; 95%CI, 1.051-8.283; p = 0.04). The predictive factors of futility for pCCA were lymph node involvement (OR, 7.636; 95%CI, 1.824-31.979; p = 0.005) and serum alkaline phosphatase (>562.5 U/L) (OR, 11.211; 95%CI, 1.752-71.750; p = 0.011)., Conclusion: Futile surgery was observed in over one third of our patients. Five strong preoperative predictors of futility were identified. Careful analysis of these factors may reduce futile surgical explorations., Competing Interests: Declaration of competing interest The authors of the present study declare no conflicts of interest., (Copyright © 2024 Elsevier Ltd. All rights reserved.)
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- 2024
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16. En Bloc Inferior Vena Cava (IVC) Resection Without Reconstruction With Right Hepatectomy and Right Nephrectomy for a Large IVC Leiomyosarcoma.
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Varty GP, Patkar S, Nandy K, and Goel M
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- Humans, Female, Middle Aged, Prognosis, Leiomyosarcoma surgery, Leiomyosarcoma pathology, Vena Cava, Inferior surgery, Vena Cava, Inferior pathology, Hepatectomy methods, Nephrectomy methods, Vascular Neoplasms surgery, Vascular Neoplasms pathology
- Abstract
Background: Radical resection remains the only potential cure in the management of inferior vena cava (IVC) leiomyosarcomas with multivisceral resections often needed (Borghi et al. in J Cardiovasc Surg (Torino) 63:649-663, 2022). This video describes the technical nuances of surgical resection of a large retrohepatic IVC leiomyosarcoma., Patient and Methods: Computed tomography of a 60-year-old woman revealed a 12 × 12 × 9.5 cm mass in the right suprarenal region infiltrating the IVC with intraluminal extension up to the hepatic venous confluence. The mass involved the right hepatic vein with infiltration of segment 7 of the liver and splaying of the right portal vein. Robust lumbar venous drainage from the infratumoral IVC was seen. En bloc IVC resection without reconstruction along with a right hepatectomy and right nephrectomy was performed via a right thoracoabdominal approach., Results: After a Catell-Braasch maneuver, the surgery can be broadly divided into four major steps: (1) Right retroperitoneal mobilization of the tumor and right kidney with infratumoral IVC control, (2) mobilization of the right liver with suprahepatic IVC control, (3) division of the right portal structures with right hepatectomy, and (4) en bloc resection of the IVC tumor. Reconstruction of the IVC was not performed owing to the presence of venous collaterals (Langenbecks et al. in Arch Surg 407:1209-1216, 2022). Final histopathology showed a high-grade leiomyosarcoma with histologic organ invasion in the liver and right kidney with resected margins free of the tumor (R0)., Conclusions: Meticulous preoperative planning and expertise in liver resection and retroperitoneal surgeries facilitates such radical yet safe multivisceral resection for a large retrohepatic IVC leiomyosarcoma without the need for a cardiopulmonary bypass., (© 2024. Society of Surgical Oncology.)
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- 2024
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17. Standardizing Surgical Management of Retroperitoneal Sarcomas: Dawn of a New Surgical Subspeciality in India.
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Patkar S, Shah TM, Agarwal J, Varty G, Nandy K, and Goel M
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- Humans, Retrospective Studies, Male, Female, India, Middle Aged, Survival Rate, Follow-Up Studies, Prognosis, Adult, Patient Care Team standards, Prospective Studies, Aged, Specialties, Surgical standards, Retroperitoneal Neoplasms surgery, Retroperitoneal Neoplasms pathology, Sarcoma surgery, Sarcoma pathology
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Background: Retroperitoneal sarcomas are a complex and heterogenous group of tumors. An approach to these tumors should be guided by a clear understanding of the disease biology and anatomical principles, which mandates a dedicated multidisciplinary team approach at all steps of management. We present our experience of evolution as a high-volume sarcoma center with a dedicated multidisciplinary tumor board (the RP clinic) with consequent standardization of surgeries and management protocols., Methods: A retrospective analysis of a prospectively maintained database for patients undergoing surgery from January 2011 to June 2023 was performed. Data were divided into the pre-clinic era (2011-2017) and post-clinic era (2018-2023). Survival curves were obtained using the Kaplan-Meier method, and the Chi-square test was used to test significance for categorical variables. Time trends were analyzed using the one-way analysis of variance (ANOVA) test. A p value ≤ 0.05 was considered significant., Results: Overall, 254 patients were operated during this period; 36.6% of patients underwent surgeries in the pre-RP clinic era (6 years) and 63.3% in the post-RP clinic era (4.5 years). There was a statistically significant increase in the number of cases being operated per year, from an average of 16.3 in the pre-clinic era to 42.4 in the post-RP clinic era (p = 0.001). The post-RP clinic era also showed a significant increase in compartment and multivisceral resections (49% vs. 18.2%; p = 0.0001)., Conclusions: Establishment of a dedicated multidisciplinary tumor board (RP clinic) resulted in standardization of management protocols, resulting in optimal oncological and surgical outcomes., (© 2024. Society of Surgical Oncology.)
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- 2024
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18. EWSR1::ATF1 fusions characterize a group of extra-abdominal epithelioid and round cell mesenchymal neoplasms, phenotypically overlapping with sclerosing epithelioid fibrosarcomas, and intra-abdominal FET::CREB fusion neoplasms.
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Rekhi B, Dermawan JK, Fritchie KJ, Zimpfer A, Mohammad TM, Ali FS, Nandy K, Zou Y, Stoehr R, and Agaimy A
- Abstract
With the increasing use of next generation sequencing in soft tissue pathology, particularly in neoplasms not fitting any World Health Organization (WHO) category, the spectrum of EWSR1 fusion-associated soft tissue neoplasms has been expanding significantly. Although recurrent EWSR1::ATF1 fusions were initially limited to a triad of mesenchymal neoplasms including clear cell sarcoma of soft tissue, angiomatoid fibrous histiocytoma and malignant gastrointestinal neuroectodermal tumor (MGNET), this family has been expanding. We herein describe 4 unclassified extra-abdominal soft tissue (n = 3) and bone (n = 1) neoplasms displaying epithelioid and round cell morphology and carrying an EWSR1::ATF1 fusion. Affected were 3 males and 1 female aged 20-56 years. All primary tumors were extra-abdominal and deep-seated (chest wall, mediastinum, deltoid, and parapharyngeal soft tissue). Their size ranged 4.4-7.5 cm (median, 6.2). One patient presented with constitutional symptoms. Surgery with (2) or without (1) neo/adjuvant therapy was the treatment. At last follow-up (8-21 months), 2 patients developed progressive disease (1 recurrence; 1 distant metastasis). The immunophenotype of these tumors is potentially misleading with variable expression of EMA (2 of 3), pankeratin (2 of 4), synaptophysin (2 of 3), MUC4 (1 of 3), and ALK (1 of 3). All tumors were negative for S100 and SOX10. These observations point to the existence of heretofore under-recognized group of epithelioid and round cell neoplasms of soft tissue and bone, driven by EWSR1::ATF1 fusions, but distinct from established EWSR1::ATF1-associated soft tissue entities. Their overall morphology and immunophenotype recapitulate that of the emerging EWSR1/FUS::CREB fusion associated intra-abdominal epithelioid/round cell neoplasms. Our cases point to a potentially aggressive clinical behavior. Recognizing this tumor type is mandatory to delineate any inherent biological and/or therapeutic distinctness from other, better-known sarcomas in the differential diagnosis including sclerosing epithelioid fibrosarcoma., (© 2024. The Author(s).)
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- 2024
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19. PlanoUp!: A pilot program for the identification and treatment of depression for youth in low-income secondary schools.
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Anderson JR, Nandy K, Potter NJ, Hughes JL, Kahalnik F, Pipes R, Hancock J, Greer TL, Kulikova A, Elmore JS, Mayes TL, and Trivedi MH
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- Humans, Pilot Projects, Adolescent, Male, Female, Schools, Texas, Health Services Accessibility, School Health Services, Health Promotion methods, Depression therapy, Poverty, Students psychology, School Mental Health Services
- Abstract
Rates of depression in youth are continuing to increase at a steady rate, yet these youth often do not receive mental health services (Bertha & Balázs, 2013; Thomas et al., 2011). Schools are an ideal setting to connect youth to mental health services; however, many barriers exist with respect to schools having adequate resources and access to the appropriate levels of services (Duong et al., 2021; Owens & Peltier, 2002). Schools may collaborate with local community providers with available resources to address these gaps. The current article describes the pilot of a school-based mental health promotion program intended to reduce depression in youth by promoting access to care through referrals to community providers. Data were collected, via self-report measures, every 3 months for 12 months from students from three middle and high schools in North Texas. The students (N = 88) enrolled in this program experienced significant reductions in their depression symptoms at the end of 12 months. This program highlights the importance of school-community partnerships to promote access to care to address mental health concerns. The results from our pilot study demonstrate the feasibility and the potential of school-based programs in improving the mental health of youth in schools through community partnership. (PsycInfo Database Record (c) 2024 APA, all rights reserved).
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- 2024
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20. Simultaneous surgical management of malignancy and coronary heart disease.
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Nandy K, Gangadhara B, Reddy S, Chakravarthy M, Jawali V, Thimmaiah SG, Khan A, and Nayak SP
- Abstract
Coronary heart disease and cancer are the most common causes of mortality across the globe. It has been a dilemma for the surgical team to decide which surgical procedure should be done first when a patient needs surgery for both. This is a single-center retrospective observational study. Six patients who underwent simultaneous coronary artery bypass graft (CABG) and oncological surgeries between January 2018 and July 2021 were included in the study. One patient underwent lung bilobectomy via the same sternotomy incision; one underwent surgery for breast cancer, stomach cancer, and colon cancer; and one patient each of buccal mucosa carcinoma and tongue carcinoma. The median age was 65 years (59-70). Median blood loss was 550 ml (400-800). The median intensive care unit (ICU) stay was 60 h (46-130) and hospital stay was 7.5 days (6-14). The median follow-up of the present study was 31.5 months (6-38). One patient with lung carcinoma developed recurrence after 6 months and the patient is in remission after a follow-up of 32 months. Simultaneous CABG and oncological resection can be performed effectively and safely by an experienced team of cardiothoracic surgeons, surgical oncologists, and anesthetists after good patient selection., Competing Interests: Competing interestsThe authors declare no competing interests., (© Indian Association of Cardiovascular-Thoracic Surgeons 2024. Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.)
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- 2024
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21. Minimally Invasive Simultaneous Colorectal and Liver Resection for Synchronous Colorectal Liver Metastasis-Short-Term Outcomes.
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Nandy K, Kazi M, Patkar S, Varty G, De Souza A, Saklani A, and Goel M
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Surgical management of colorectal disease and liver metastatectomy can be staged or synchronous. A minimally invasive approach in synchronous resection in the selected group of patients may improve postoperative outcomes. The present study aimed to explore the safety and feasibility of simultaneous liver and colorectal resection for synchronous metastasis by a minimally invasive approach in terms of major morbidity and R0 resection rates. The present study is a retrospective review of a prospectively maintained database. All patients who underwent minimally invasive simultaneous resection of colorectal malignancy and liver metastases between January 2020 and April 2023 were included. A total of 39 patients were included in the study. The median age was 54 (23-79) years with 28 male (72%) and 11 female (28%) patients. Rectum ( n = 21, 54%) was the most common primary location. The most commonly performed procedures were low anterior resection ( n = 12) and parenchymal sparing non-anatomical resection ( n = 23, 59%). The median surgery duration was 280 (150-520) min, and the median blood loss was 400 (50-2100) ml. The median hospital stay was 7 (5-18) days. Five (12.6%) patients had major complications. With a median follow-up of 12 months, the 2-year overall survival (OS) and disease-free survival (DFS) were 84.6% and 37%, respectively. Simultaneous liver and colorectal resection by minimal access approach is feasible in selected groups of patients depending on the extent of hepatectomy, the patient's general condition, and surgical team experience. A minimal access approach leads to faster recovery without compromising on the oncological radicality., Competing Interests: Competing InterestsThe authors declare no competing interests., (© The Author(s), under exclusive licence to Indian Association of Surgical Oncology 2024. Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.)
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- 2024
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22. Neuroendocrine neoplasms of the gallbladder: A single institute analysis of outcomes and prognostic factors.
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Nandy K, Patkar S, Yadav S, Ostwal V, Ramaswamy A, Bhargav P, and Goel M
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- Humans, Female, Male, Middle Aged, Aged, Retrospective Studies, Adult, Aged, 80 and over, Prognosis, Survival Rate, Follow-Up Studies, Combined Modality Therapy, Gallbladder Neoplasms pathology, Gallbladder Neoplasms therapy, Gallbladder Neoplasms mortality, Neuroendocrine Tumors pathology, Neuroendocrine Tumors therapy, Neuroendocrine Tumors mortality
- Abstract
Introduction: Neuroendocrine neoplasms (NENs) are classified as neuroendocrine tumors (NETs), neuroendocrine carcinomas (NECs), and mixed neuroendocrine and nonneuroendocrine neoplasms (MiNENs) according to World Health Organization classification. We present our experience of NENs of the gallbladder (GB) from a high-volume cancer hospital., Materials and Methods: The present study is a retrospective analysis of all patients with GB NENs who presented between January 2015 and June 2023. The patient details and treatment received with follow-up were noted. The primary endpoint was overall survival (OS)., Results: A total of 147 patients were included in the study. The median age was 52 (27-81) years. There was a female predominance (70.7%). NEC was the most common subtype (84.4%) followed by MiNEN (12.9%) and NET (2.7%). The most common stage at presentation was metastatic (70.7%) followed by locally advanced (21.8%), and early disease (7.5%). The median follow-up was 9.92 (1.77-76.06) months. Median OS was 6.14 (3.93-8.35) months. Median OS in patients who received multimodality treatment was 20.20 (17.99-22.41) months versus 4.00 (2.91-5.10) months in those who did not receive it., Conclusion: GB NENs are rare, but aggressive tumors with NEC being the most common type. Multimodality treatment yields favorable outcomes. However, the development of better systemic therapy is needed to help improve survival further., (© 2024 Wiley Periodicals LLC.)
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- 2024
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23. Role of Intraoperative Frozen Section Assessment of Proximal Bile Duct Margins and the Impact of Additional Re-Resection in Perihilar Cholangiocarcinomas.
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Varty GP, Goel M, Nandy K, Deodhar K, Shah T, and Patkar S
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Intraoperative frozen section (FS) analysis to assess the bile duct margin status is commonly used to assess the completeness of resection during surgery for perihilar cholangiocarcinoma (pCCA) resection. However, the impact of additional re-section on the long-term outcome after obtaining an initial positive margin remains unclear. Patients diagnosed as pCCA on preoperative imaging and subjected to curative intent surgery from May 2013 to June 2021 with a minimum follow-up of 2 years were included. Intraoperative FS analysis of the proximal bile duct margin was performed in all patients. A positive margin was defined by the presence of invasive cancer. Out of the 62 patients with a preoperative diagnosis of pCCA on imaging, 35 patients were included for final analyses after excluding patients with inoperable disease (on staging laparoscopy or local exploration) and other/benign pathology on the final histopathology report. Out of the 35 patients, patients with postoperative 90-day mortality were excluded from the final survival analysis. FS analysis revealed an initial positive margin in 10 (28.5%) patients. Among 10 patients who underwent re-resection to achieve negative proximal margins, only 5 patients achieved a negative margin (secondary R0). An initial positive margin was associated with poor long-term outcomes. Median disease-free survival (DFS) and overall survival (OS) were 16 and 19.6 months for patients with an initial positive margin, but 36 and 58.2 months for patients with an initial negative margin, respectively ( p = 0.012). The median DFS and OS were significantly lower for those with secondary R0 as compared to primary R0 (16 vs. 36 months for DFS, p = 0.117 and 19.6 vs. 58.2 months for OS, p = 0.027, respectively). An intraoperative FS positive proximal hepatic duct margin dictates poor long-term outcomes for patients with resectable pCCA. Additional resection has a questionable benefit on survival, when a secondary negative margin is achieved., Competing Interests: Competing InterestsThe authors declare no competing interests., (© The Author(s), under exclusive licence to Indian Association of Surgical Oncology 2024. Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.)
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- 2024
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24. Outcomes of Robotic Surgery in a Single-institution, High-volume Hepatobiliary Oncology Unit.
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Nandy K, Patkar S, Varty G, Shah T, and Goel M
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Hepatobiliary surgery has traditionally been performed via an open approach. With the advent of robotic surgery, the minimal access approach in hepatobiliary oncology has gained impetus due to its technical superiority and favorable learning curve over laparoscopy. We present our experience with the Da Vinci Xi system in hepatobiliary oncology. This is a retrospective study from a prospectively maintained database. All patients who underwent surgery between June 2015 and July 2023 for suspected gallbladder cancer and primary or metastatic liver tumors were included. After excluding all inoperables and conversions, a total of 92 patients were included for analysis. There was a conversion rate of 15.6% (17 of 109 patients). Sixty-four (69.6%) patients underwent surgery for gallbladder-related pathologies that included 39 (60.9%) radical cholecystectomies, 24 (37.5%) simple cholecystectomies, and 1 (0.01%) revision cholecystectomy. Twenty-eight patients underwent surgeries for primary or metastatic liver tumors, which included 25 (92.9%) minor and 2 (7.1%) major hepatectomies. Significant morbidity (Clavien-Dindo grade III or more) was seen in 8 (8.6%). There was no postoperative mortality. In the group with gallbladder cancer, the median lymph nodal yield was 7 (2-22) in patients who underwent lymph nodal dissection. The median follow-up was 63.9 (0.49-100.67) (IQR = 37.76) months. The 5-year OS and DFS were 76.4 and 71.3%, respectively. Robotic hepatobiliary surgery is feasible and can be performed safely after adequate training. Patient selection is of utmost importance and is the key to establishing a robust robotic hepatobiliary oncosurgery program., Competing Interests: Competing InterestsThe authors declare no competing interests., (© The Author(s), under exclusive licence to Indian Association of Surgical Oncology 2024. Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.)
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- 2024
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25. Bilobed Pectoralis Major Myocutaneous Flap Reconstruction: a Single Institution Experience of 150 Patients and Methods to Prevent Complications.
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Nandy K, Jayaprakash D, Bhatt S, Mithi M, Kumar P, and Rathod P
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Introduction: Bilobed PMMC flap is done for patients who have diseases that require resection of oral cavity mucosa along with the overlying skin, either because of direct tumor invasion to the skin or for achieving adequate tumor-free base of resection. The versatility of the flap allows it to be used to cover both inner and outer linings for a full-thickness defect., Materials and Methods: This was a single-center, retrospective, observational study carried out in the Department of Head and Neck Oncology at a regional cancer center from January 2019 to December 2019. A minimum follow-up duration for all patients was 6 months. The primary endpoint was to study the results and complications associated with bilobed PMMC flap reconstruction and factors affecting it, as well as their management., Results: The median age was 45 years [24-71 years]. There were 96(64%) males and 54(36%) females. The most common sites reconstructed were lower gingivobuccal sulcus (39.1%), buccal mucosa (30.2%), and lower alveolus (16.7%). The overall complication rate was 41.3%, with 10(6.6%) patients requiring re-exploration. The average hospital stay was 11 days [5-28 days]. On doing a multivariate analysis, for various factors affecting flap necrosis, none of the factors reached statistical significance ( p value > 0.05)., Conclusion: PMMC flap remains the workhorse of head and neck reconstruction. In cases of full-thickness defects in oral cancer patients, in our country, in the setup which lacks the expertise in microvascular anastomosis and with immense caseload in the head and neck cancer department, bilobed PMMC flap remains a safe and favorite alternative method for reconstruction., Competing Interests: Conflict of interestThe authors declare no conflict of interest., (© The Association of Oral and Maxillofacial Surgeons of India 2021.)
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- 2024
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26. Pyrites: A Mystifying Sacral Mass.
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Singha Roy P, Sengupta S, Bari EA, Nandy K, and Adnan A
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- Humans, Iron, Sulfides
- Abstract
Competing Interests: The authors declare no conflict of interest.
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- 2024
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27. Is polypropylene mesh reconstruction functionally superior to non reconstructive group following total scapular resection? A retrospective analysis of 16 patients and a systematic review of the literature.
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Salunke AA, Nandy K, Kamani M, Parmar R, Bharwani N, Pathak S, Patel K, and Pandya S
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Background: Various reconstruction methods have been described in medical literature on scapular tumor resection depending on the type of resection and other factors. However the ideal method of reconstructions has been still debatable. The purpose of the current study was to assess whether polypropylene mesh reconstruction is superior as compared to non reconstructive group following total scapular resection.We also evaluated how our method of reconstruction fare as compared to reported reconstruction methods in the published literature., Methods: During 2014 to 2019; Total scapulectomy (Type III scapular resection) was performed in 16 patients for malignant tumor involving scapula bone. Reconstruction with polyprolene mesh(Group I) was performed in 56 % patient and non reconstruction technique (Group II) was observed in 44 % patient. The mean follow-up duration of current study was 28.3 months (range 13-67 months). The search method of PubMed and Cochrane databases provided 121 articles; of which 5 studies having 144 cases were utilised for final analysis. The reconstruction method used were dynamic humeral suspension (39.5%), non reconstruction method (35 %), scapular prosthesis (18 %) and static humeral suspension (5.5%)., Results: The mean Musculoskeletal tumor society score (MSTS) of the study cohort was 19.8(0-23); and that in polyprolene mesh or static suspension method (Group I) and non reconstructive technique (Group II) was 67 % and 61% respectively. The emotional acceptance score in group I was 4.5 and that in group II was 4.2 points. There was no difference in the shoulder movements in both the groups. The mean surgical durations in group I and group II was was 186 min and 140 min respectively. The systematic review showed the mean Musculoskeletal tumor society score (MSTS) of dynamic suspension and non reconstruction method were 63 % and 63.5% respectively. The mean Musculoskeletal tumor society score (MSTS) of scapula prosthesis tended to be higher than those with dynamic suspension (77 % vs 65 %)., Conclusions: The reconstruction with polypropylene mesh had better functional outcome and emotional acceptance as compared to non-reconstructive group in patients with total scapular resection surgery. The findings of systematic review suggest that; patients treated by reconstruction with polypropylene mesh and non-reconstructive group as compared to scapular prosthesis had limited shoulder movements with no difference in hand position, manual dexterity and lifting ability., Competing Interests: There is no conflict of interest in this paper.:NIL., (© 2024 Professor P K Surendran Memorial Education Foundation. Published by Elsevier B.V. All rights reserved.)
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- 2024
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