Publications :

• Raj PP, Bhattacharya S, Kumar SS, Parthasarathi R, Palanivelu C. Concomitant intraperitoneal Onlay mesh repair with endoscopic component separation and sleeve gastrectomy. Journal of minimal access surgery. 2017 Dec 11.

• Bhattacharya S, Kumar SS, Swamy PD, Palanivelu C, Raj PP. Deep vein thrombosis prophylaxis: Are we overdoing? An Asian survey on trends in bariatric surgery with a systematic review of the literature. Journal of minimal access surgery. 2017 Dec 11.

• Raj PP, Bhattacharya S, Kumar SS, Sabnis SC, Parthasarathi R, Swamy PD, Palanivelu C. Comparison of effects of sleeve gastrectomy and gastric bypass on lipid profile parameters in Indian obese: a case-matched analysis. Bariatric Surgery. 2017 Oct 1;27(10):2606-12.

• Raj PP, Bhattacharya S, Kumar SS, Sabnis SC, Parthasarathi R, Swamy PD, Palanivelu C. Do bariatric surgery-related type 2 diabetes remission predictors add clinical value? A study on Asian Indian obese diabetics. Bariatric Surgery. 2017 Aug 1;27(8):2113-9.

• Raj PP, Gomes RM, Kumar S, Senthilnathan P, Parathasarathi R, Rajapandian S, Palanivelu C. Role of routine pre-operative screening venous duplex ultrasound in morbidly obese patients undergoing bariatric surgery. Journal of minimal access surgery. 2017 Jul;13(3):205

• Praveenraj P, Gomes RM, Kumar S, Senthilnathan P, Parthasarathi R, Rajapandian S, Palanivelu C. Management of gastric leaks after laparoscopic sleeve gastrectomy for morbid obesity: A tertiary care experience and design of a management algorithm. Journal of minimal access surgery. 2016 Oct;12(4):342

• Praveenraj P, Gomes RM, Kumar S, Perumal S, Senthilnathan P, Parthasarathi R, Rajapandian S, Palanivelu C. Comparison of weight loss outcomes 1 year after sleeve gastrectomy and Roux-en-Y gastric bypass in patients aged above 50 years. Journal of minimal access surgery. 2016 Jul;12(3):220.

• Praveenraj P, Gomes RM, Basuraju S, Kumar S, Senthilnathan P, Parathasarathi R, Rajapandian S, Palanivelu C. Preliminary evaluation of acoustic radiation force impulse shear wave imaging to detect hepatic fibrosis in morbidly obese patients before bariatric surgery. Journal of Laparoendoscopic & Advanced Surgical Techniques. 2016 Mar 1;26(3):192-5.

• Praveenraj P, Gomes RM, Kumar S, Senthilnathan P, Parthasarathi R, Rajapandian S, Palanivelu C. Concomitant bariatric surgery with laparoscopic intra-peritoneal onlay mesh repair for recurrent ventral hernias in morbidly obese patients: an evolving standard of care. Bariatric Surgery. 2016 Jun 1;26(6):1191-4.

• Praveenraj P, Gomes RM, Kumar S, Senthilnathan P, Parthasarathi R, Rajapandian S, Palanivelu C. Laparoscopic Undo of Fundoplication with Roux-en-Y Gastric Bypass in a Morbidly Obese Patient with Prior Nissen’s Fundoplication: A Video Report. Bariatric Surgery. 2016 Jan 1;26(1):241.

• Praveenraj P, Gomes RM, Kumar S, Senthilnathan P, Parthasarathi R, Rajapandian S, Palanivelu C. Management of Type 1 Late Sleeve Leak with Gastrobronchial Fistula by Laparoscopic Suturing and Conversion to Roux-en-Y Gastric Bypass: Video Report. Bariatric Surgery. 2015 Dec 1;25(12):2462.

• Praveenraj P, Gomes RM, Kumar S, Karthikeyan P, Shankar A, Parthasarathi R, Senthilnathan P, Rajapandian S, Palanivelu C. Prevalence and predictors of non-alcoholic fatty liver disease in morbidly obese south Indian patients undergoing bariatric surgery. Bariatric Surgery. 2015 Nov 1;25(11):2078-87

• Raj PP, Gomes RM, Kumar S, Senthilnathan P, Karthikeyan P, Shankar A, Palanivelu C. The effect of surgically induced weight loss on nonalcoholic fatty liver disease in morbidly obese Indians: “NASHOST” prospective observational trial. Surgery for Obesity and Related Diseases. 2015 Nov 1;11(6):1315-22.

• Praveenraj P, Gomes RM, Kumar S, Senthilnathan P, Parthasarathi R, Rajapandian S, Palanivelu C. Management of Type 2 Late Sleeve Leak by Laparoscopic Suturing and Conversion to Roux-en-Y Gastric Bypass: Video Report. Bariatric Surgery. 2015 Oct 1;25(10):1984

• Praveenraj P, Gomes RM, Kumar S, Senthilnathan P, Parathasarathi R, Rajapandian S, Palanivelu C. Diagnostic yield and clinical implications of preoperative upper gastrointestinal endoscopy in morbidly obese patients undergoing bariatric surgery. Journal of Laparoendoscopic & Advanced Surgical Techniques. 2015 Jun 1;25(6):465-9.

•Kumar S, Gomes RM. Preoperative evaluation and contraindications to bariatric surgery. In Bariatric Surgical Practice Guide.Springer, Singapore; 2017.pp.29-38

• Praveenraj P, Gomes RM, Kumar S,et al. Comparison of weight loss outcomes 1 year after sleeve gastrectomy and Roux-en-y gastric bypass in patients aged above 50 years.J Min Acc Surg.2016;12(3):220

• Kumar S,Gomes RM. Preoperative predictors of diabetes remission following bariatric surgery.In Bariatric Surgical Practice guide. Springer, Singapore; 2017.pp 55-61

• Raj PP, Bhattacharya S, Kumar SS, et al. Do bariatric surgery related type-2 diabetes remission predictors add clinical value? A study on Asian Indian obese diabetics. Obes Surg.2017;27(8);2113-9

•Praveen Raj P, Bhattacharya S, Kumar SS,et al. Non-alcoholic staetohepatitis(NASH)and metabolic surgery in Asia.Ann Laparosc Endosc Surg.2017;2(8):139

• Raj PP, Gomes RM, Kumar S, et al. The effect of surgically induced weight loss on nonalcoholic fatty liver disease in morbidly obese Indians;” NASHOST” prospective observational trial. Surg Obes Relat Dis.2015;11(6);1315-22

• Raj PP, Bhattacharya S, Kumar SS, et al. Concomitant intraperitoneal on lay mesh repair with endoscopic component separation and sleeve gastrectomy. J Min Access Surg.2018;14(3):256

• Raj PP, Bhattacharya S, Parthasarathi R, Senthilnathan P, Rajapandian S, Kumar SS, Palanivelu C. Evolution and Standardisation of Techniques in Single-Incision Laparoscopic Bariatric Surgery. Bariatric Surgery. 2018 Feb 1;28(2):574-83.6

• Praveenraj P, Gomes RM, Kumar S, et al. Concomitant bariatric surgery with laparoscopic intra-peritoneal onlay mesh repair for recurrent ventral hernias in morbidly obese patients: an evolving standard of care. Obes Surg.2016;26(6);1191-4

• gastrectomy and Roux-en-Y gastric bypass: A prospective comparative study. Surgery for Obesity and Related Diseases. 15. 10.1016/j.soard.2019.05.017.

• Praveenraj P, Gomes RM, Kumar S, et al. Concomitant bariatric surgery with laparoscopic intra-peritoneal onlay mesh repair for recurrent ventral hernias in morbidly obese patients: an evolving standard of care. Obes Surg.2016;26(6);1191-4

• Bhattacharya S, Kumar SS, Swamy PD, et al. Deep vein thrombosis prophylaxis: Are we overdoing? An Asian survey on trends in bariatric surgery with a systemic review of literature. J Min Access Surg.2018;14(4):285-90

• gastrectomy and Roux-en-Y gastric bypass: A prospective comparative study. Surgery for Obesity and Related Diseases. 15. 10.1016/j.soard.2019.05.017

• Praveenraj P, Gomes RM, Kumar S, et al. Concomitant bariatric surgery with laparoscopic intra-peritoneal onlay mesh repair for recurrent ventral hernias in morbidly obese patients: an evolving standard of care. Obes Surg.2016;26(6);1191-4

• Bhattacharya S, Kumar SS, Swamy PD, et al. Deep vein thrombosis prophylaxis: Are we overdoing? An Asian survey on trends in bariatric surgery with a systemic review of literature. J Min Access Surg.2018;14(4):285-90

• Raj PP, Bhattacharya S, Kumar SS, et al. Role of routine preoperative screening venous duplex ultrasound in morbidly obese patients undergoing bariatric surgery. J Min Access Surg.2017;13(3):205

• Kumar S. Gallstone disease before and after bariatric surgery. In: Bariatric Surgical Practice guide. Springer, Singapore; 2017.pp 115-22

• Praveenraj P, Gomes RM, Kumar S, et al. Management of gastric leaks after laparoscopic sleeve gastrectomy for morbidly obesity: a tertiary care experience and design of a management algorithm. J Min Access Surg. 2016;12(4):342

• Palanivelu PR, Kumar S. Revisional surgical options after laparoscopic Roux-en-Y gastric bypass. In: Bariatric Surgical Practice guide. Springer, Singapore; 2017.pp.263-68

• Gupta, P., Misra, S., Kumar, S.S. et al. Response to: Comment on: Relevance of Posterior Gastric vessel in Bariatric Surgery. OBES SURG 31, 5458 (2021). https://doi.org/10.1007/s11695-021-05230-2

• Misra, S., Nandhini, B.D., Christinajoice, S. et al. Is Laparoscopic Roux-en-Y Gastric Bypass Still the Gold Standard Procedure for Indians? Mid- to Long-Term Outcomes from a Tertiary Care Center. OBES SURG 30, 4482–4493 (2020). https://doi.org/10.1007/s11695-020-04849-x

• Misra, S., Balasubramanian, S., Isaac, U. et al. Is the Current Micronutrient Supplementation Adequate in Preventing Deficiencies in Indian Patients? Short- and Mid-Term Comparison of Sleeve Gastrectomy and Roux-en-Y Gastric Bypass. OBES SURG 30, 3480–3488 (2020). https://doi.org/10.1007/s11695-020-04674-2

• Prabhakaran, S., Misra, S., Magila, M. et al. Randomized Controlled Trial Comparing the Outcomes of Enhanced Recovery After Surgery and Standard Recovery Pathways in Laparoscopic Sleeve Gastrectomy. OBES SURG 30, 3273–3279 (2020). https://doi.org/10.1007/s11695-020-04585-2

• Christinajoice, S., Misra, S., Bhattacharya, S. et al. Impact of Bariatric Surgery on Female Reproductive Health and Maternal Outcomes. OBES SURG 30, 383–390 (2020). https://doi.org/10.1007/s11695-019-04245-0

• Misra, S., Bhattacharya, S., Saravana Kumar, S. et al. Long-term outcomes of laparoscopic sleeve gastrectomy from the Indian subcontinent. OBES SURG 29, 4043–4055 (2019). https://doi.org/10.1007/s11695-019-04103-z

• Bhattacharya, Siddhartha & Raj, P & Kumar, Saravana & Parthasarathy, R & Senthilnathan, Palanisamy & Rajapandian, S. & Palanivelu, C. (2016). Applicability of ABCD score for remission of type 2 diabetes mellitus following bariatric surgery in Indian patients. Non-alcoholic steatohepatitis (NASH) and metabolic surgery in Asia

• Raj, Palanivelu & Bhattacharya, Siddhartha & Sabnis, Sandeep & Parthasarathi, Ramakrishnan & Kumara Swamy, Parimala Devi & Palanivelu, Chinnusamy. (2017). Non-alcoholic steatohepatitis (NASH) and metabolic surgery in Asia. Annals of Laparoscopic and Endoscopic Surgery. 2. 139-139. 10.21037/ales.2017.08.04

• Raj, Palanivelu & Bhattacharya, Siddhartha & Parthasarathi, Ramakrishnan & Cumar, Bharath & Palanivelu, C.. (2019). Morbid obesity with ventral hernia: Is concomitant bariatric surgery with laparoscopic ventral hernia mesh repair the best approach? An experience of over 150 cases. Surgery for Obesity and Related Diseases. 15. 10.1016/j.soard.2019.04.027

•Raj, Praveen & Gomes, Rachel & Kumar, Saravana & Palanivelu, C.. (2015). Improvement in quality of life after bariatric surgery based on bariatric analysis and reporting outcome system. A cross-sectional study in Indian patients S83-S84.

• Gomes, Rachel & Raj, Praveen & Kumar, Saravana & Palanivelu, Chinnusamy. (2015). Prevention of migration of endotracheal tubes used for aided nasogastric tube placement in anesthetized patients. Indian journal of anesthesia. 59. 261-2. 10.4103/0019-5049.155013

• Gomes, R.M., Perumal, S., Kumar, S. et al. Anorectal injury following faulty administration of enemas. Int J Colorectal Dis 30, 859–860 (2015). https://doi.org/10.1007/s00384-014-2067-8

• Raj, P. & Kumar, S. & Palanivelu, C.. (2014). Concomitant ventral hernia repair and bariatric surgery for recurrent ventral hernia hernias A retrospective analysis 1168-1169

• Raj, P. & Kumar, S. & Perumal, S. & Palanivelu, C.. (2014). ROUX EN Y Gastric bypass as a treatment option for obesity in underlying bardet – biedl syndrome – first case report 1303-1303.

• Raj PP, Misra S, Bhattacharya S, Kumar SS, Kumar TS, Khan MJ, Palanivelu C. Lower oesophageal peptic stricture after laparoscopic sleeve gastrectomy: World's first case report. Journal of minimal access surgery. 2019 Apr.

• Raj, P. & Bhattacharya, Siddhartha & Misra, Shivanshu & Khan, Mohd & Gunasekaran, Sridhar & Palanivelu, C.. (2019). Gastro-esophageal reflux related physiological changes following sleeve gastrectomy and Roux-en-Y gastric bypass: A prospective comparative study. Surgery for Obesity and Related Diseases. 15. 10.1016/j.soard.2019.05.017.