Name                                            Dr. Kalayarasan Raja Date of Birth                               31-05-1981 Designation                                   Associate Professor Department                                  Surgical Gastroenterology Tel.No . (Office)                          +91 413 -2297365 Mobile number                            +91 9843015499 E-mail Address                            kalayarasanraja@yahoo.com                                                 Address (Office)                          Room No 5442, Department of Surgical                                                         Gastroenterology, Fourth Floor, Superspeciality                                                        Block, Jawaharlal Institute of Postgraduate Medical                                                        Education & Research (JIPMER), Pondicherry                                                        (Puducherry) - 605006, INDIA     CURRENT POSITION Since July 2017 – Associate Professor Department of Surgical Gastroenterology Jawaharlal Institute of Post Graduate Medical Education and Research (JIPMER), Puducherry, India ACADEMIC QUALIFICATION   07/1998-12/2002 Bachelor of Medicine, Bachelor of Surgery (M.B.B.S.) Jawaharlal Institute of Post Graduate Medical Education and Research (JIPMER), Puducherry, India   04/2004-03/2007 Master of Surgery (M.S.), General Surgery Jawaharlal Institute of Post Graduate Medical Education and Research (JIPMER), Puducherry, India   2008 – Diplomate in National Board (DNB), General surgery   08/2009-07/2012 Magister Chirurgiae (M.Ch.), Gastrointestinal Surgery GB Pant Hospital & Maulana Azad Medical College, New Delhi, India   02/2013-04/2013 Fellowship in liver surgery and transplantation Samsung Medical Center, Seoul, Korea   04/2013-05/2013 Fellowship in colorectal surgery Asan Medical center, Seoul, Korea   HONORS, AWARDS 6/1999 First class with distinction, first MBBS Examination JIPMER, Puducherry, India   12/2000 First class with distinction, second MBBS Examination JIPMER, Puducherry, India   12/2001 First class with distinction, final MBBS Examination-I JIPMER, Puducherry, India   12/2001 South Arcot CSMS Gold medal for scoring highest marks in Ophthalmology, final MBBS Examination-I, JIPMER, Puducherry, India   12/2002 First class with distinction, final MBBS Examination-II JIPMER, Puducherry, India       01/2005 Research Grant Department of science, technology and environment for the research project “Estrogen and Progesterone receptors in Esophageal Carcinoma”   10/2006 Best Oral paper Award “Estrogen and Progesterone receptors in Esophageal Carcinoma”. 16th Annual Conference of the Indian Association of Surgical Gastroenterology, Lucknow, India   03/2007 Balakrishna Rao Gold medal, MS General Surgery JIPMER, Puducherry, India   03/2007 S.C Mitra and Geeta Mitra Endowment prize, MS General Surgery JIPMER, Puducherry, India   03/2007 S. B. Sen Memorial Gold medal, MS General Surgery JIPMER, Puducherry, India   10/2010 Travel Bursary 20th Annual Conference of the Indian Association of Surgical Gastroenterology, Hyderabad, India   07/2012 Educational Grant From IHPBA India, to attend the 10th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Paris, France   10/2012 Best Oral paper (biliary) Award “Role of staging laparoscopy in primary gall bladder cancer: An analysis of 409 patients”. 22nd Annual Conference of the Indian Association of Surgical Gastroenterology, Bangalore, India   10/2012 Second Prize, Poster (biliary) “Gall bladder cancer management impacted by coexistent tuberculosis”. 22nd Annual Conference of the Indian Association of Surgical Gastroenterology, Bangalore, India   10/2012 Best E video (biliary) “Laparoscopic radical cholecystectomy for Gallbladder cancer”.   22nd Annual Conference of the Indian Association of Surgical Gastroenterology, Bangalore, India   10/2013 Second Prize, Poster (Miscellaneous) “Acute on chronic EHPVO: Distinct clinical entity”. 23rd Annual Conference of the Indian Association of Surgical Gastroenterology, Kolkata, India   03/2014 Educational Grant From IHPBA India, to attend 11th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Seoul, Korea   03/2014 Best Poster Oral Award “Gallbladder cancer with right hepatic artery involvement: Can the artery be ligated?”. 11th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Seoul, Korea   06/2014 Travel Grant From Japanese HBP Society to attend 26th Meeting of Japanese Society of Hepato-Biliary-Pancreatic Surgery, Wakayama, Japan   04/2016 Best paper award Dr BN BISHT Endowment award for junior faculty, JIPMER Scientific Society   04/2016 Educational Grant From IHPBA India, to attend 12th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Sao Paulo, Korea   09/2016 Travel Fellowship award From European Society of Surgical Oncology (ESSO) to attend ESSO36, Krakow, Poland   02/2017 Best poster award “Simplifying pancreatic reconstruction in laparoscopic pancreatoduodenectomy – modified binding pancreatogastrostomy” ELSA visionary summit 2017, Seoul, Korea   04/2017 KSELS outstanding innovation video award “Total Laparoscopic midcolon esophagocoloplasty for corrosive stricture esophagus” 40th Annual meeting of KSELS & 2017 International symposium, Busan, Korea   09/2017 Young Investigator award "Asia Pacific Digestive Week 2017", Hong Kong   10/2017 Organizing Secretary 27th Annual conference of Indian Association of Surgical Gastroenterology (IASGCON 2017), Puducherry, India   05/2018 SSAT – IASG Traveling fellowship award To attend Digestive Disease Week (DDW) 2018, Washington DC and visit Mayo Clinic, Rochester       03/2019 Research Grant From Indian Council of Medical research (ICMR) for the research project “Role of ERCC1 and Class III beta tubulin in predicting response to Neoadjuvant chemoradiotherapy in esophageal cancer”   06/2019 Organizing Secretary Conference and Certificate course in Robotic GI surgery, Puducherry, India   12/2019 Organizing secretary Advanced Hands on cadaveric course on Laparoscopic Gastrointestinal surgery, JIPMER, Puducherry, India       CONFERENCE PRESENTATIONS, LECTURES   10/2006 Estrogen and progesterone receptors in esophageal carcinoma. Best oral paper (Award session), 16th Annual Conference of the Indian Association of Surgical Gastroenterology, Lucknow, India   10/2010 Are all incidental gall bladder cancer truly incidental? Free oral paper, 20th Annual Conference of the Indian Association of Surgical Gastroenterology, Hyderabad, India.   12/2010 All cholecystectomy specimens must be sent for histopathology to detect inapparent gallbladder cancer. Free oral paper, Indian Chapter of International Hepato-Pancreato-Biliary association (IHPBA) Conference, New Delhi, India. 12/2010 Extent of Surgery for Gall Bladder Cancer: An analysis of a single center experience of 513 operated patients. Poster, Indian Chapter of International Hepato-Pancreato-Biliary association (IHPBA) Conference, New Delhi, India. 12/2010 Incidental Gall Bladder Cancer. Poster, Indian Chapter of International Hepato-Pancreato-Biliary association (IHPBA) Conference, New Delhi, India. 09/2011 Role of staging laparoscopy in Gall bladder cancer: analysis of 406 patients. Free oral paper, 3rd Biennial congress of the Asia Pacific Hepato-Pancreato-Biliary association (APHPBA), Melbourne, Australia.   09/2011 Duodenal involvement on imaging in Gallbladder Cancer- How accurate? How significant. Free oral paper, 3rd Biennial congress of the Asia Pacific Hepato-Pancreato-Biliary association (APHPBA), Melbourne, Australia.   09/2011 Adenosquamous and squamous cell carcinoma of gallbladder: Are they biologically different from adenocarcinoma. Poster, 3rd Biennial congress of the Asia Pacific Hepato-Pancreato-Biliary association (APHPBA), Melbourne, Australia.   07/2012 Mass forming xanthogranulomatous cholecystitis masquerading as Gallbladder cancer. Best oral paper. 10th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Paris, France.   07/2012 Routine inter-aortocaval lymph node sampling biopsy in Gallbladder carcinoma. Best oral paper. 10th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Paris, France.   07/2012 Laparoscopic radical cholecystectomy for T3 Gallbladder carcinoma. Poster, 10th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Paris, France.   07/2012 Laparoscopic management of recurrent pyogenic cholangitis. Video Paper, 10th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Paris, France.   10/2012 Role of staging laparoscopy in primary gall bladder cancer: An analysis of 409 patients. Oral paper, 22nd Annual Conference of the Indian Association of Surgical Gastroenterology, Bangalore, India.   10/2012 Gall bladder cancer management impacted by coexistent tuberculosis, Poster, 22nd Annual Conference of the Indian Association of Surgical Gastroenterology, Bangalore, India.   10/2012 Laparoscopic radical cholecystectomy for Gallbladder carcinoma, Video, 22nd Annual  Conference of the Indian Association of Surgical Gastroenterology, Bangalore, India.   08/2013 Delivered lecture on portal hypertension – liver, spleen, varices, artery, vein and stones: a pictorial image essay, 6th certificate course of IHPBA India, JIPMER, Puducherry.   08/2013 Delivered lecture on cysts and rare tumors of pancreas – a pictorial image essay, 6th certificate course of IHPBA India, JIPMER, Puducherry.   10/2013 Acute on chronic EHPVO: Distinct clinical entity, poster, 23rd Annual Conference of the Indian Association of Surgical Gastroenterology, Kolkata, India.   11/2013  Delivered Faculty lecture on “Types of stoma”. World ostomy day 2013 CME, JIPMER, Puducherry   03/2014 Abdominal wall scar recurrence in incidental gallbladder cancer is not always disseminated disease!.  Poster, 11th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Seoul, Korea.   03/2014 Adjacent viscera involvement in gallbladder cancer: Is aggressive resection worthwhile? , poster, 11th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Seoul, Korea.   03/2014 Laparoscopic left hepatectomy. E poster, 11th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Seoul, Korea.   03/2014 Gallbladder cancer with right hepatic artery involvement: Can the artery be ligated?. Poster oral, 11th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Seoul, Korea.   03/2014 Minimally invasive vs. conventional open surgical approach of radical cholecystectomy for gallbladder cancer: A comparative study. Oral, 11th International Hepato-Pancreato-Biliary association (IHPBA) world congress, Seoul, Korea.   06/2014 Bacteriological profile of pancreatic juice in patients with chronic pancreatitis – A prospective study. Poster, International Digestive Disease Forum 2014, Hong Kong.   06/2014 Mucinous cystadenoma of the liver with biliary communication. An exception to the current classification. Poster, 26th Meeting of Japanese Society of Hepato-Biliary-Pancreatic Surgery, Wakayama, Japan.   06/2014 Benign biliary obstruction in chronic pancreatitis – Optimizing indications for biliary drainage: Single center experience of 54 patients. Poster, 26th Meeting of Japanese Society of Hepato-Biliary-Pancreatic Surgery, Wakayama, Japan.   08/2014 Delivered lecture on “Acute lower gastrointestinal bleeding”, CME on gastrointestinal bleeding (under the aegis of Indian Association of Surgical Gastroenterology), JIPMER, Puducherry, India   09/2014 Thoracoscopic esophagectomy with lymphadenectomy along the left recurrent laryngeal nerve following neoadjuvant chemoradiotherapy for squamous cell carcinoma of the esophagus: feasibility and significance. Poster, 14th World Congress of the International Society for Diseases of the Esophagus (ISDE), Vancouver, Canada.   10/2014 Can early estimation of drain fluid amylase predict postoperative pancreatic fistula in patients with chronic pancreatitis? A pilot study. Poster, 24th Annual Conference of the Indian Association of Surgical Gastroenterology, Ahmedabad, India    11/2014 Chaired session on laparoscopic incisional hernia repair, live laparoscopic hernia workshop, 2014, JIPMER, Puducherry, India.   03/2015 Panel member, Panel discussion on colorectal cancer, MIDASICON 2015, MGMC&RI, Puducherry, India.   04/2015 Delivered Guest Lecture on “Surgery for chronic pancreatitis – Current evidence”, ASI Puducherry branch meet, Puducherry, India.   07/2015 Delivered Faculty lecture on “Advanced laparoscopic instrumentation” at Advanced Laparoscopic gastro intestinal surgery conference and certificate course, JIPMER, Puducherry, India.   07/2015 Delivered Faculty lecture on “Laparoscopic heller’s myotomy” at Advanced Laparoscopic gastro intestinal surgery conference and certificate course, JIPMER, Puducherry, India.   10/2015 Chaired session on Endotherapy for pancreatic diseases, Puducherry Annual Gastroenterology meet (PAGE 2015), Puducherry, India.   10/2015 Chairperson, oral free paper session - Esophagus, 25th Annual Conference of the Indian Association of Surgical Gastroenterology, Pune, India.    11/2015 Invited speaker, “Telemedicine activities at JIPMER”, 9th Asia Telemedicine symposium 2015, Cheongju, South Korea.   12/2015 Delivered lecture on “Surgical disorders affecting the gastrointestinal tract”, 1st National Conference on Gastrointestinal Nursing, Puducherry, India.   02/2016 Delivered faculty lecture on “Troubleshooting during laparoscopy” 39th AMASI skill course, MGMC, Puducherry, India.   04/2016 Laparoscopic left lateral sectionectomy using a standardized technique, poster. 3rd International Liver Symposium (ILS), Gurgaon, Delhi, India.   04/2016 Delivered faculty lecture on "Management of obstructive jaundice with gallbladder cancer” IHPBA 2016, Sao Paulo, Brazil.   05/2016 Resource faculty “MULLERSIM 2016” 2-day laparoscopy simulation workshop. Father Muller Hospital, Mangalore, India.   06/2016 Modified binding Pancreaticogastrostomy – simplifying pancreatic reconstruction in laparoscopic pancreatoduodenectomy. Poster, 28th Meeting of Japanese Society of Hepato-Biliary-Pancreatic Surgery, Osaka, Japan.   06/2016 Clinical and management profile of amebic liver abscess – has anything changed? Poster, International Digestive Disease Forum 2016, Hong Kong.   07/2016 Delivered faculty lecture “Radical cholecystectomy for gallbladder cancer”. Global gastro update 2016, Chennai, India.   08/2016 Delivered faculty lecture "Thoracoscopic management of esophageal mucocele”. APAN 42 Medical Working group session on esophageal surgery, Hong Kong.   09/2016 Thoracoscopic esophagectomy with total mediastinal lymphadenectomy in esophageal cancer patients with near complete response to neoadjuvant chemoradiotherapy: feasibility and significance, oral paper, 26th World congress of IASGO, Seoul, Korea.   09/2016 Does neutrophil lymphocyte ratio predict response to neoadjuvant chemoradiotherapy in esophageal cancer? Poster, 15th World congress of ISDE, Singapore.   09/2016 Delivered faculty lecture “Recent trends in the management of esophageal cancer”. Conférence National sur Gastrointestinal Supérieur et Chirurgie Hépatobiliare, MGMC, Puducherry, India.   10/2016 Chaired operative workshop session on Laparoscopic Pancreatoduodenectomy. 26th Annual Conference of the Indian Association of Surgical Gastroenterology, Coimbatore, India.      10/2016 Delivered faculty lecture on “Novel surgical procedures for obesity”. Conference and Certificate course in bariatric surgery. JIPMER, Puducherry, India   11/2016 Resource faculty “NU-MEDISIM 2016” 2-day laparoscopy simulation workshop. KS Hegde Charitable Hospital, Mangalore, India.   12/2016 Chaired session on “How does Bariatric surgery work” BARICON 2016, New Delhi, India   01/2017 Delivered Faculty lecture on “Liver resection strategies for colorectal cancer liver metastasis” FALS-colorectal 2017, New Delhi, India   02/2017 Delivered Faculty Lecture on "Laparoscopic pancreatoduodenectomy" 42nd Asia Pacific Advanced Telemedicine Network, New Delhi, India   03/2017 Delivered Faculty lecture on "Risks and benefits of bariatric surgery in morbid obese patients with kidney disease", CME on Kidney Disease and obesity, JIPMER, Puducherry, India   03/2017 Delivered faculty lecture on “Minimally invasive esophagectomy – approaches”. IASG midterm CME and Upper GI surgery update, Vellore, India   03/2017 Delivered faculty lecture on “Chyle leak after esophagectomy”. IASG midterm CME and Upper GI surgery update, Vellore, India   04/2017 Advisory board member – 1st Asia Pacific ablation council. Tokyo, Japan   05/2017 Delivered faculty lecture on "Minimally Invasive Esophagectomy – Current Concepts" 1st International conference on Diseases of Esophagus and stomach – ISESCON 2017, Coimbatore, India   05/2017 Delivered faculty lecture on "Sentinel node mapping in lap D2 Gastrectomy" 1st International conference on Diseases of Esophagus and stomach – ISESCON 2017, Coimbatore, India   06/2017 Delivered faculty lecture on "Laparoscopic pancreatoduodenectomy" PSG SURGICON 2017- an update on HPB surgery, Coimbatore, India   07/2017 Resource faculty “NU-MEDISIM 2016” 2-day laparoscopy simulation workshop. KS Hegde Charitable Hospital, Mangalore, India.   07/2017 Resource faculty “MULLERSIM 2017” 2-day laparoscopy simulation workshop. Father Muller Hospital, Mangalore, India.   09/2017 Delivered faculty lecture on "Minimally Invasive gastrointestinal surgery" in the state level workshop on "Recent advances in Diagnostics and Interventions in Gastroenterology", Puducherry, India   09/2017 Delivered faculty lecture on "Complications of stoma" in the 40th National conference of the Association of colon and rectal surgeons of India, Coimbatore, India   09/2017 "Minimally invasive esophagectomy with thoracic duct resection post neoadjuvant chemoradiotherapy for carcinoma esophagus - impact on lymph node yield and hemodynamic parameters" Poster, Asia Pacific Digestive week 2017, Hong Kong   10/2017 Delivered faculty lecture on " Minimally invasive surgery for pancreatobiliary tumors" in the CME on Pancreatobiliary tumors, Puducherry, India   11/2017 Moderated session on “Preoperative evaluation for bariatric surgery” in Laparofit 2017, Coimbatore, India   01/2018 Chaired session on “How I do it – Biliary” in 15th Annual conference of the Indian chapter of the International Hepato-Pancreato-Biliary Association (IHPBA), Pune, India   02/2018 Chaired operative session on Robotic Left Hepatectomy in 17th Annual International Conference organized by Rajiv Gandhi Cancer Institute & Research Centre, Delhi, India   02/2018 Delivered faculty lecture on esophageal cancer – principles of management, in Puducherry City brach ASI meeting, Puducherry, India   02/2018 moderated and delivered lecture on bariatric Surgery in the Bariatric surgery workshop organized as part of IAPEN2018 National conference, Puducherry, India   02/2018 Operating faculty at TANGI-LAPCON, organized by Tanjore medical college, Tanjavur, India   03/2018, Oral presentation, Splenoadrenal shunt for portal hypertension, HBP Surgery Week 2018 & 48th Annual Congress of the Korean Association of HBP Surgery, Busan, Korea. 03/2018 Moderator, Panel discussion on Upper GI bleed, JIPMER Surgery update 2018, Puducherry, India   06/2018 Delivered faculty lecture on Gastroesophageal junction tumors – impact of MIS at ICES 2018, International conference on Esophagus and Stomach, Chennai.   06/2018 Delivered faculty lecture on “Acute corrosive injuries” at CME on Abdominal emergencies at MGMCRI, Puducherry   07/2018 Delivered faculty lecture on “Principles of Surgical stapling” at Stapler workshop, Pondicherry Institute of Medical Sciences, Puducherry   08/2018 Delivered faculty lectures on “Current Role of Staging Laparoscopy in HPB diseases”, “Is there any difference in oncological outcomes in Lap vs Open Pancreatic Surgery”, “Anatomic landmarks and approach to pancreas in laparoscopy” at FALS HPB course, Hyderabad   09/2018 Advisory Board Faculty, Gastric Advisory action forum on D2 gastrectomy in India, Mumbai, India   10/2018 IASG-SSAT Fellow report, 28th Annual Conference of Indian Association of Surgical Gastroenterology, Chandigarh   11/2018 Faculty, Panel discussion on colorectal cancer, MIST 2018, MGMC&RI, Puducherry   12/2018 Faculty, Panel discussion on GI strictures, ASICON 2018, Chennai, India   02/2019 Delivered lecture on Robotic Pancreatoduodenectomy with pancreatojejunostomy using Blumgart technique, APAN 47, Korea   02/2019 Faculty, chaired session on living donor liver transplantation, IHPBA 2019, Jaipur   02/2019, Faculty, Delivered lecture on management of colon cancer, PIMS, Surgery update 2019, Puducherry   03/2019, Faculty, Delivered Inaugural CME lecture of Puducherry chapter of ASI on “Recent trends in the management of colon cancer”   04/2019 Faculty, Delivered lecture on “Positive esophageal margin after total gastrectomy – How to manage?” at Korean International Gastric Cancer Association (KINGCA) week, Incheon Seoul   05/2019 Faculty, Delivered oration on “Recent advances in Surgical Gastroenterology” at AVMC surgical meet, Puducherry   06/2019 Faculty, Delivered lecture on “Why robotic surgery in the era of minimal access surgery” at Conference and Certificate course in Robotic GI surgery, Puducherry, India   07/2019 Faculty, Moderated panel discussion on “Management of Esophageal cancer” at Oncofest 2019, MGMCRI, Puducherry   08/2019 Faculty, Delivered faculty lecture on “Robotic HPB surgery - Hype or Hope” at IHPBA certificate course, Puducherry, India   08/2019 Faculty, Moderated operative workshop on thoracolaparoscopic esophagectomy at ISES 2019, Delhi, India   08/2019, Moderated session on “newer techniques in laparoscopic surgery” at Minimally invasive liver surgery workshop 2019, Chennai, India   08/2019 Delivered faculty lecture on “Minimally invasive esophagectomy – tips and tricks” at West Bengal ASICON chapter meeting at Kolkata, India   08/2019 Delivered faculty lecture on “Robotic RYHJ for biliary stricture and choledochal cyst” at CRSA India chapter meeting at Delhi, India   09/2019 Presented operative video of “Pancreatojejunostomy using modified Blumgart technique adapted for minimally invasive pancreatoduodenectomy” in the Best video session of APHPBA 2019, Seoul, Korea   09/2019 Delivered faculty lecture on “Role of laparoscopy in gallbladder cancer” and “Laparoscopic pancreatoduodenectomy” at “Beyond 25 years of laparoscopic surgery” CME at KEM Hospital, Mumbai, India   10/2019 Delivered faculty lecture on “Segment IV b and 5 excision for carcinoma gall bladder (Miyazaki technique)” and member panel discussion “True multidisciplinary care: Placing patient before all other considerations” at IASGCON 2019, AIIMS New Delhi, India   11/2019 Panelist, panel discussion on Ca Stomach at AMASICON 2019, Nagpur, India   11/2019 Advisory Board Faculty, Gastric Advisory action forum on D2 gastrectomy in India, Mumbai, India   11/2019 Moderated live operative workshop at 2nd International meeting on Bariatric and Metabolic Surgery, New Delhi, India   11/2019 Delivered faculty lecture on “Surgical aspects in managing complications in Acute Pancreatitis” and moderated panel discussion on “Selection of surgical procedure in chronic pancreatitis” at SURGICON, AIIMS Raipur, India   11/2019 Delivered faculty lecture on “Robotic esophagectomy” and “Optimal lymphadenectomy for esophageal cancer” at FALS upper GI course, Chennai, India   12/2019 Delivered faculty lecture on Robotic Pancreatoduodenectomy at IHPBA certificate course, ILBS, New Delhi, India   12/2019 Delivered faculty lecture on “writing a review article” at National Workshop on 'Skills in scientific writing' at MGMC, Puducherry, India   01/2020 Delivered faculty lecture on  “Tips and Tricks for safe uncinate process removal in robotic PD” at 17th Annual Conference of the Indian Chapter of International Hepato Pancreato Billiary Association (IHPBA), Bhubaneswar, India   02/2020 Moderated panel discussion on “perioperative complications of gastrectomy” at 8th Asia Pacific gastroesophageal cancer congress, Chennai, India   08/2020 Delivered faculty lecture on “Robotic anatomical IVb/V resection for gallbladder cancer” at Medical working group session of 51st Asia Pacific Advanced Network (APAN 51), Hong Kong   10/2020 Delivered faculty lecture on “Robotic esophagectomy – How I do it?” at 3rd International Annual conference IAGES RCSED Collaborative meeting (INDO UK SURGICON 2020) [virtual] 10/2020 Delivered faculty lecture on “Robotic hepaticojejunostomy for postcholecystectomy benign biliary stricture” at Annual Conference of Clinical Robotic Surgery Association (India Chapter) CRSA INDIA 2020 [virtual] 11/2020 Delivered faculty lecture on “Robotic distal pancreatectomy” at 15th Annual International Conference of Association of Minimal Access Surgeons of India (AMASICON) [virtual]   11/2020 Delivered faculty lecture on “Robotic esophagectomy – How I do it?” at 43rd Annual State Conference of ASI AP Chapter (APASICON) [virtual]   12/2020 Delivered faculty lecture on “Laparoscopic heller’s myotomy with Dor fundoplication – How I do it” at 1st Annual State Conference of Puducherry AP Chapter (PONSICON) [virtual]         PUBLICATIONS – PUBMED INDEXED JOURNALS   Kalayarasan R, Ananthakrishnan N, Kate V, Basu D. Estrogen and progesterone receptors in esophageal carcinoma. Dis Esophagus. 2008; 21:298-303. PubMed PMID: 18477250.   Rathod KJ, Kalayarasan R, Kate V, Jagdish S, Ananthakrishnan N, Parija SC. Helicobacter pylori positivity in esophageal and esophagogastric junction adenocarcinoma. Indian J Gastroenterol. 2008; 27:248. PubMed PMID: 19405262. Nishanth S, Sivaram G, Kalayarasan R, Kate V, Ananthakrishnan N. Does elective re-siting of intravenous cannulae decrease peripheral thrombophlebitis? A randomized controlled study.Natl Med J India. 2009; 22:60-2. PubMed PMID: 19852337. Adithan S, Venkatesan B, Sundarajan E, Kate V, Kalayarasan R. Color Doppler evaluation of left gastric vein hemodynamics in cirrhosis with portal hypertension and its correlation with esophageal varices and variceal bleed. Indian J Radiol Imaging. 2010; 20:289-93. PubMed PMID: 21423905 Bhatia V, Rastogi A, Saluja SS, Kumar M, Bihari C, Kalayarasan R, Gupta NL. Cystic pancreatic lymphangioma. The first report of a preoperative pathological diagnosis by endoscopic ultrasound-guided cyst aspiration. JOP. 2011; 12:473-6.PubMed PMID: 21904074. Javed A, Kalayarasan R, Agarwal AK. Liver Hydatid with HIV Infection: an Association?J Gastrointest Surg. 2012; 16:1275-7. PubMed PMID: 21997433.7.Saluja SS, Kalayarasan R, Mishra PK, Saran RK. Duodenal MALToma with Gastric Outlet Obstruction. Case Report and Review of Literature. J Gastrointest Cancer.2012; 43:329-31. PubMed PMID: 22045274.8.Agarwal AK, Kalayarasan R, Singh S, Javed A, Sakhuja P. All cholecystectomy specimens must be sent for histopathology to detect inapparent gallbladder cancer. HPB (Oxford). 2012; 14:269-73. PubMed PMID: 22404266 Javed A, Arora A, Kalayarasan R, Sakhuja P, Agarwal AK. Gall bladder cancer management impacted by coexistent tuberculosis: Analysis from an endemic zone. Trop Gastroenterol 2013; 34:87–90. PubMed PMID: 24377155.   Kalayarasan R, Javed A, Sakhuja P, Agarwal AK. Squamous variant of gallbladder cancer. Is it different from adenocarcinoma? Am J Surg. 2013; 206:380-5. PubMed PMID: 23827515. Agarwal AK, Kalayarasan R, Javed A, Gupta N, Nag HH.Role of Staging Laparoscopy in Primary Gall Bladder Cancer- An Analysis of 409 Patients: A Prospective Study to Evaluate the Role of Staging Laparoscopy in the Management of Gallbladder Cancer. Ann Surg. 2013; 258:318-23. PubMed PMID: 23059504. Agarwal AK, Javed A, Kalayarasan R. Gall bladder cancer involving the extrahepatic bile duct is worthy of resection. Letter to the Editor. Ann Surg. 2013; 258: e10-1. PubMed PMID: 23728286.13.Mishra PK, Saluja SS, Arora A, Kalayarasan R. Is Intraoperative Confirmation of Malignancy During Pancreaticoduodenectomy Mandatory? Letter to the Editor. J Gastrointest Surg. 2013; 17:843. PubMed PMID: 23179907.14.Kalayarasan R, Javed A, Puri AS, Puri SK, Sakhuja P, Agarwal AK. A prospective analysis of the preoperative assessment of duodenal involvement in gallbladder cancer. HPB (Oxford). 2013; 15:203-9. PubMed PMID: 23036027.15.Agarwal AK, Kalayarasan R, Javed A, Sakhuja P. Mass-forming Xanthogranulomatous Cholecystitis Masquerading as Gallbladder Cancer. J Gastrointest Surg. 2013; 17:1257-64. PubMed PMID: 23615807. Kate V, Kalayarasan R, Ananthakrishnan N. Sequential therapy versus standard triple-drug therapy for Helicobacter pylori eradication: a systematic review of recent evidence. Drugs. 2013; 73:815-24. PubMed PMID: 23625272.   Agarwal AK, Kalayarasan R, Javed A, Sakhuja P. Role of routine 16b1 lymph node biopsy in the management of gallbladder cancer: An Analysis.HPB (Oxford). 2014; 16:229-34.PubMed PMID: 23869478. Saluja SS, Kalayarasan R, Mishra PK, Srivastava S, Chandrasekar S, Godhi S. Chronic Pancreatitis with Benign Biliary Obstruction: Management Issues. World J Surg. 2014; 38:2455-9. PubMed PMID: 24817516.   Parida SK, Pottakkat B, Kalayarasan R, Vijayahari R, Lakshmi CP. Bacteriological profile of pancreatic juice in patients with chronic pancreatitis. JOP. 2014; 15:475-7. PubMed PMID: 25262715.   Ananthakrishnan N, Subbarao KSVK, Parthasarathy G, Kate V, Kalayarasan R. Long term results of esophageal bypass for corrosive strictures without esophageal resection using a modified left colonesophagocoloplasty – a report of 105 consecutive patients from a single unit over thirty years. Hepatogastroenterology. 2014; 61:1033-41. PubMed PMID: 26158162.   Agarwal AK, Javed A, Kalayarasan R, Sakhuja P. Minimally invasive versus the conventional open surgical approach of a radical cholecystectomy for gallbladder cancer: a retrospective comparative study. HPB (Oxford). 2015; 17:536-41. PubMed PMID: 25727091.   Agarwal AK, Kalayarasan R, Javed A. Reply to Letter: "Staging Laparoscopy Is Not the Best Option to Identify Unresectable Gallbladder Cancer With 100% of Accuracy". Ann Surg. 2015; 262:e57-8. PubMed PMID:24770448.   Javed A, Manipadam JM, Jain A, Kalayarasan R, Uppal R, Agarwal AK. Minimally invasive oesophagectomy in prone versus lateral decubitus position: A comparative study. J Min Access Surg 2016; 12:10-15. PubMed PMID: 26917913   Vijayaraj P, Chandrasekar S, Kalayarasan R, Pottakkat B. Double Trouble: Synchronous Adenocarcinoma of Gallbladder and Pancreas. J Gastrointest Cancer. 2017 49(3):358-360.   Pavankumar V, Kalayarasan R, Sandip C, Biju P. Thoracoscopic management of oesophageal mucocele: Old complication, new approach. J Minim Access Surg. 2017;13:306-308. PubMed PMID:28695874. 26.Mohan P, Kalayarasan R, Anand S. Role of preoperative endoscopy in bariatric surgery. Indian J Gastroenterol. 2017; 36:334-335. PubMed PMID: 28721508. Gupta N, Javed A, Saravanan MN, Kalayarasan R, Puri S, Agarwal AK. Laparoscopic resectional surgery for hydatid disease of the liver. Trop Gastroenterol. 2017; 38:211-217. Anand S, Kalayarasan R, Chandrasekar S, Gnanasekaran S, Pottakkat B. Minimally Invasive Esophagectomy with Thoracic Duct Resection Post Neoadjuvant Chemoradiotherapy for Carcinoma Esophagus-Impact on Lymph Node Yield and Hemodynamic Parameters. J Gastrointest Cancer. 2018 Jan 18 [Epub ahead of print]. PubMed PMID: 29344808. Nagaraj K, Kalayarasan R, Gnanasekaran S, Pottakkat B. Total laparoscopic Billroth-I gastrectomy for corrosive-induced antropyloric stricture. J Minim Access Surg. 2018 Jun 27. doi: 10.4103/jmas.JMAS_132_18. [Epub ahead ofprint]. PubMed PMID: 29974876.   Gupta S, Kalayarasan R, Chandrasekar S, Gnanasekaran S, Pottakkat B. Laparoscopic Splenectomy for Immune Thrombocytopenic Purpura (ITP) Patients with Very Severe Thrombocytopenia. Indian J Hematol Blood Transfus. 2018; 34:535-539. PubMed PMID:3012756731.Kapil N, Kalayarasan R, Biju P, Sandip C, Senthil G. Laparoscopic Removal of an Ingested Foreign Body with Transesophageal Migration into the Mediastinum. Cureus. 2018 ;10(5):e2712. PubMed PMID: 3006590532.Kumar S, Kalayarasan R, Gnanasekaran S, Pottakkat B. Intestinal lymphangiectasia: a rare cause of intussusception in an adolescent. Ann R Coll Surg Engl. 2019; 101: e43-e44. PubMed PMID:30322285.33.Anand S, Chandrasekar S, Kalayarasan R, Pottakkat B. Mucinous cystic neoplasm of the liver with biliary communication: an exception to the current classification. BMJ Case Rep 2019;12:e227063. PubMed PMID: 30635308. Gupta S, Venkata Srinivas G, Chandrasekar AS, Kalayarasan R, Pottakkat B. Splenoadrenal Shunt for Noncirrhotic Portal Hypertension. Indian J Surg 2019; 81: 28-31. Biju P, Midha K, Gupta S, Kalayarasan R, Senthil G. Proximal Splenorenal Shunt in a Rare Renal Vein Anomaly: A Case Report. Cureus 2019; 11:e4754. PubMed PMID: 31363436 Sridharan K, Kalayarasan R, Kamalanathan S, Sahoo J, Kar SS, Nandhini LP, Palui R, Durgia H. Change in insulin resistance, beta cell function, glucagon-like peptide-1 and calcitonin levels two weeks after bariatric surgery. Diabetes Metab Syndr. 2019; 13:2142-2147. PubMed PMID: 31235148. Pavankumar V, Kalayarasan R, Gnanasekaran S, Pottakkat B. The drain fluid amylase level on the first postoperative day predicts pancreatic fistula in chronic pancreatitis patients undergoing Frey procedure. Ann Hepatobiliary Pancreat Surg. 2019; 23:397-402. PubMed PMID: 31825008 Kalayarasan R, Ananthakrishnan N, Kate V. Corrosive Ingestion. IJCCM 2019; 23 (Suppl 4): S1–S5. Gupta S, Pottakkat B, Verma SK, Kalayarasan R, Chandrasekar A S, Pillai AA. Pathological abnormalities in splenic vasculature in non-cirrhotic portal hypertension: Its relevance in the management of portal hypertension. World J Gastrointest Surg 2020; 12:1-8.   Anand S, Kalayarasan R, Chandrasekar S, Mohan P, Pottakkat B, Gnanasekaran S. Is histopathological examination of sleeve gastrectomy specimens necessary in areas endemic for gastric cancer? Natl Med J India. 2019; 32:83-85. PubMed PMID: 31939402   Sasikumar K, Kalayarasan R, Gnanasekaran S, Chandrasekar S, Pottakkat B. Minimally invasive oesophagectomy with a total two‑field lymphadenectomy after neoadjuvant chemoradiotherapy for locally advanced squamous cell carcinoma of the oesophagus: A prospective study. J Min Access Surg 2020 Jan 9. doi: 10.4103 /jmas.JMAS_ 242_19. [Epub ahead of print] PubMed PMID: 31929228. Gurram RP, Gnanasekaran S, Midha K, Biju P, Kalayarasan R. Atypical Presentation of Gastrointestinal Stromal Tumor as Multiple Intra-Abdominal Cysts: A Case Report. Cureus. 2020;12(5):e7999. Published 2020 May 6. doi:10.7759/cureus.7999 Gurram RP, Kalayarasan R, Gnanasekaran S, Pottakkat B. Minimally Invasive Retrosternal Esophageal Bypass Using a Mid-Colon Esophagocoloplasty for Corrosive-Induced Esophageal Stricture [published online ahead of print, 2020 Aug 4]. World J Surg. 2020;10.1007/s00268-020-05719-4. doi:10.1007/s00268-020-05719-4 Gurram RP, Gnanasekaran S, Kalayarasan R, Biju P, Sandip C. Stapled Repair of Benign Acquired Tracheoesophageal Fistula: Description of Novel Technique and Assessment of Outcomes. Cureus. 2020 Aug 18;12(8):e9854. doi: 10.7759/cureus.9854. PMID: 32963896 Gopalakrishnan G, Kalayarasan R, Gnanasekaran S, Pottakkat B. The technique of fourth jejunal artery-based jejunal conduit for oesophagojejunostomy after thoracolaparoscopic oesophagogastrectomy for locally advanced Siewert type II tumour. J Minim Access Surg. 2020 Sep 8. doi: 10.4103/jmas.JMAS_99_20. Epub ahead of print. PMID: 32964877. Gopalakrishnan G, Kalayarasan R, Gnanasekaran S, Pottakkat B. Frey's plus versus Frey's procedure for chronic pancreatitis: Analysis of postoperative outcomes and quality of life. Ann Hepatobiliary Pancreat Surg. 2020 Nov 30;24(4):496-502. doi: 10.14701/ahbps.2020.24.4.496. PMID: 33234753     PUBLICATIONS –NON- PUBMED INDEXED JOURNALS     Deep Vein Thrombosis Following Major Abdominal Surgery: Prevention and Management. Kalayarasan R, Kate V, Ananthakrishnan N. ECAB clinical update 2010 Gastrojejunostomy. Kate V, Kalayarasan R, Rao BB, Kate A. eMedicine from WebMD. Updated September 15, 2011. Available at: http: // emedicine. medscape.com /article/ 1891989-overview. Intestinal Anastomosis. Kate V, Kalayarasan R, Mohta A. eMedicine from WebMD. Updated December 20, 2012. Available at: http: // emedicine.medscape.com /article /1892319- overview. Venous Thromboembolism in Cancer Patients Undergoing Major Abdominal Surgery: Prevention and Management. Bhavana B Rao, Kalayarasan R, Vikram Kate, Ananthakrishnan N. ISRN Vascular Medicine Volume 2012, Article ID 783214, 22 pages doi:10.5402/2012/783214 Surgical Approach to an Adult with Altered Bowel Habit. Kalayarasan R, Nag HH. JIMSA July-September 2013 Vol. 26 No. 3 Tuberculous bronchoesophageal fistula: A case report.Bhati G, Pottakkat B, Kalayarasan R, Barathi D, Mohan P. Int J Adv Med Health Res 2014;1:81-3. Laparoscopic management of a rare tumor at an uncommon location: Porta hepatis mesothelial cyst. Havannavar R, Kalayarasan R, Pottakkat B, Ramesh RA. Int J Adv Med Health Res 2015; 2:109-11. Laparoscopic Feeding Jejunostomy: A Simple Technique Using Kehr’s T-tube, J Laparoendosc Adv Surg Tech Videoscopy. Bhati G, Kalayarasan R, Pottakkat B, XXXX, DOI: 10.1089/vor.2016.0347. Peptic Ulcer disease. Vikram kate, Kalayarasan R, Suresh Kumar.S. In 36th PG CME Surgery Update 2017. Madurai Medical college Inguinal mass: An unusual presentation of gastroesophageal junction adenocarcinoma. Kaushal G, Anand S, Kalayarasan R, Chandrasekar S, Pottakkat B, Gnanasekaran S. Int J Adv Med Health Res 2017;4:85-7. Kate V, Kalayarasan R. Cutting to cure to cutting down the incision: From kindest cut to virtually no cut. Int J Adv Med Health Res 2018;5: 41-2.     CHAPTERS   Sex hormones and esophageal cancer. Female sex hormones and cancers. Ananthakrishnan N, Kalayarasan R, Kate V. Nova publishers 2010. Surgical Techniques in the Management of Primary Gallbladder Cancer. Agarwal AK, Javed A, Kalayarasan R, Sakhuja P. In Agarwal A, Fong Y, eds. Carcinoma of the Gallbladder. The current scenario. ECAB clinical update 2014 Corrosive injury of esophagus and stomach. Ananthakrishnan N, Kalayarasan R, Kate V. In: Mishra PK, editor. Text Book of Surgical Gastroenterology, 1st ed. New Delhi, India: Jaypee, 2016. Surgery for peptic ulcer disease. Kate V, Kalayarasan R, Elamurugan TP, Ananthakrishnan N. In: Mishra PK, editor. Text Book of Surgical Gastroenterology, 1st ed. New Delhi, India: Jaypee, 2016. Splenic cysts, tumors and abscess. Nag HH, Kalayarasan R. In: Mishra PK, editor. Text Book of Surgical Gastroenterology, 1st ed. New Delhi, India: Jaypee, 2016.   Standard Radical Cholecystectomy for T1 and T2 Gallbladder Cancer. Miyazaki M, Fong Y, Agarwal AK, Kalayarasan R.In: Clavien PA, Sarr MG, Fong Y, & Miyazaki M, editors. Atlas of Upper Gastrointestinal and Hepato-Pancreato-Biliary Surgery, 2nd ed. Berlin Heidelberg, Germany: Springer-Verlag. 2016. Role of staging laparoscopy in hepatopancreatobiliary malignancies. Agarwal AK, Kalayarasan R, Javed A. In: Gayet B, Conrad C. Laparoscopic Liver, Pancreas, and Biliary Surgery: Textbook and Illustrated Video Atlas. 1st ed. John Wiley & sons, 2016 Revision of an article and how to deal with the rejected manuscript. Kate V, Kalayarasan R.In: Parija SC, Kate V editors. Writing and Publishing a Scientific Research Paper, 1st ed. New Delhi, India: Springer-Verlag. 2017. Helicobacter pylori and Duodenal ulcer –What has changed In 35 Years From 1982? Ananthakrishnan N, Kalayarasan R, Subair M, Kate V. In: Puneet, editor. Roshan Lall Gupta’s Recent advances in Surgery, Vol 15. New Delhi, India: Jaypee, 2018. Enhanced recovery after surgery: Applicability and results for Abdominal Surgery and impediments for universal usage. Kate V, Subair M, Kalayarasan R, Ananthakrishnan N. In: Chattopadhyay TK, editor. GI Surgery Annual 2018, Vol 24. New Delhi, India: Springer-Verlag. 2018. How to write a protocol. Wyawahare M, Kalayarasan R, Kate A.In: Parija SC, Kate V editors. Thesis Writing for Master's and Ph.D. Program,1st ed. New Delhi, India: Springer-Verlag. 2018. Management of Colon Cancer: Changing Trends, Recent Advances and Current Practices. Kate V, Kalayarasan R, S Suresh Kumar, Sajal Rai, N Ananthakrishnan. In: Puneet, editor. Roshan Lall Gupta’s Recent advances in Surgery, Vol 16. New Delhi, India: Jaypee, 2019. How to write and publish a research paper. Kate V, Kalayarasan R, Subair M, Ananthakrishnan N. In: Sanjiv Haribhakti, editor. Surgical Gastroenterology, 3rd ed. New Delhi, India: Paras Medical Publisher, 2020. Open and laparoscopic antrectomy. Kalayarasan R. In: Sanjiv Haribhakti, editor. Surgical Gastroenterology (video atlas), 3rd ed. New Delhi, India: Paras Medical Publisher, 2020. Colon replacement of the esophagus. Kalayarasan R. In: Sanjiv Haribhakti, editor. Surgical Gastroenterology (video atlas), 3rd ed. New Delhi, India: Paras Medical Publisher, 2020. Helicobacter pylori and Duodenal ulcer – What has changed In 35 Years From 1982 Helicobacter pylori and Duodenal ulcer – What has changed In 35 Years Fr LICENSING / REGISTRATION / MEMBERSHIP   Tamil Nadu Medical Council Registration number: 73896   Member of International Association of Surgeons, Gastroenterologists and Oncologists (IASGO)   Member of International Society for Diseases of the Esophagus (ISDE) [Membership committee member]   Member of International Gastric cancer Association (IGCA)   Member of Association of Surgeons of India (ASI)   Member of Indian Association of Surgical gastroenterology (IASG)   Member of Obesity Surgery Society of India (OSSI)   Member of Indian Society for Diseases of the Esophagus and Stomach (ISES)   Member of International Society of Liver Surgery (ISLS)   Member of Association of Minimal Access Surgeons of India (AMASI)   Member of International Hepato-Pancreato-Biliary association (IHPBA), Indian chapter   Member of International Hepato-Pancreato-Biliary association (IHPBA)   Member of Asia-Pacific Hepato-Pancreato-Biliary Association (A-PHPBA)   Member of the Society for Surgery of the Alimentary tract (SSAT)   Member of the European Society of Surgical oncology (ESSO)   Member of the European neuroendocrine tumor Society (ENETS)     JOURNAL EDITORIAL BOARD/REVIEWER   Associate editor – Indian Journal of Surgery   Associate editor - International Journal of Advanced Medical and Health Research   Reviewer – Gastroenterology research and practice, Journal of Minimal Access surgery, BMC Gastroenterology, Medical Science Monitor, Frontiers in surgery, Indian journal of cancer, Indian journal of Surgery