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Publications

Research & Publications

Pioneering Surgical Advancements

Dr. RaviShankar K. Diddapur’s research spans laparoscopic surgery, multi-organ transplantation, and surgical innovation. His contributions in peer-reviewed journals, lectures, and presentations have shaped modern surgical practices in Singapore and beyond.

  1. Ravishankar DK ‘Lyon hypothesis-a look back’: Indian Journal of Pathology & Microbiology 1990 JAN; 33(1): [vii-ix]
  2. Ravishankar D.K., A.N. Supe, R.D. Bapat. ‘Non-specific granulomatous lesion of small bowel: A prospective analysis’, Indian Journal of Gastroenterology, 1992: vol. 11, (Suppl 2) A104.
  3. Bapat RD, Ravishankar DK, Rohandia O, Joshi AS, Vora IM. ‘Non-specific granulomatous inflammatory lesions of small bowel.’ J Postgrad Med. 1995 Jan-Mar; 41(1):1-2.
  4. Ravishankar D.K., Kashi S.H., Lam F.T. ‘Organ transplantation from donor who died of cyanide poisoning. A case report.’ Clinical Transplantation, 1998: vol. 12, 142.
  5. K. Diddapur Ravishankar, Tanya Atchison, G.M. Baxter, W. Kincaid et al. ‘The role of Pulsatility index as a prognostic indicator in renal transplantation.’ Nephrology Dialysis Transplantation, 1999: vol. 14, No 8, 2059.
  6. Ethics and Non Heart Beating Donor Programme. – Essay submitted for the Hesperis Diploma of the European College of Transplantation.
  7. Non Heart Beating Donor Programme or The Asystolic Donation Programme. – Essay submitted for the Hesperis Diploma of the European College of Transplantation.
  8. Sutedja DS, Wai CT, Teoh KF, Lee YM, Diddapur RK et al., ‘Long-term post-liver transplant complications of renal impairment and diabetes mellitus: data from Singapore’. Singapore Med J. 2006 Jul; 47(7):604-8
  9. Ravishankar K Diddapur*, Vishalkumar G Shelat. Duodenal carcinoid – rare cause of melena in cirrhotic patient. Singapore Med J 2008; 49(8): e198-201
  10. Khek-Yu Ho, Asim Shabbir, Ravishankar K Diddapur et al. ‘Pancreatic tuberculous abscess diagnosed by endoscopic ultrasound guided fine needle aspiration’ Manuscript submitted to Gastrointestinal endoscopy.
  11. V G Shelat, R K Diddapur. Minimally invasive retroperitoneal pancreatic necrosectomy in necrotising pancreatitis. Singapore Med J. 2007 Aug; 48 (8):e220-3)
  12. Shridhar G Iyer, Ravishankar K Diddapur*. Acute Acalculous Cholecystitis: Challenging the myths. HPB (Oxford). 2007; 9 (2):131-4 HPB the Official Journal of the International Hepato Pancreato Biliary Association.
  13. T-H Loi, J-Y See, Ravishankar K Diddapur, John R Isaac. ‘Emphysematous Gastritis: A Case Report and a Review of Literature.’ Annals Academy of Medicine. January 2007; Vol.36: No.1:72-3
  14. Vishalkumar G Shelat, Andre EJ Cheah, Ravishankar K Diddapur*. Giant ducts from fishpond muck. J Gastroenterol Hepatol. 2007 Jul; 22(7):1164.
  15. Manzhi Wong, Ju-Yaw See, Wajiha Sufyan, Ravishankar K Diddapur Splenic Infarction. A Rare Presentation of Anaplastic Pancreatic Carcinoma and a Review of the Literature. JOP. J Pancreas (Online) 2008; 9(4):493-498.
  16. Lee Kwang How, Vishal G Shelat, Low How Cheng, Ho khek Yu, Ravishankar K Diddapur. Recurrent Pancreatitis Secondary to Pancreatic Ascariasis. Singapore Med J 2009; 50(6): e218-9
  17. Vishalkumar G Shelat, Ravishankar K Diddapur*. Gastrobiliary fistula from a giant gastric ulcer. Digestive Endoscopy (2008) 20. 207-209
  18. Vishalkumar G Shelat, Ravishankar K Diddapur* An early experience of liver transplantation in portal vein thrombosis. Singapore Med J. 2008 Feb; 49 (2):e37-41
  19. Vishal G Shelat, Garvi J Pandya, Asim Shabbir, Ravishankar K Diddapur*. Post Radiation Chylous Ascites: A case Report. Cases Journal 2009, 2:9393 Doi:10.1186/1757-1626-2-9393
  1. Laparoscopic Left Hepatectomy at “New Le@ds in Laparoscopic HPB and Robotic Surgery”. 6th & 7th July 2006, Hepatopancreatobiliary & Transplant Unit, St. James’s University Hospital, LEEDS (UNITED KINGDOM)
  1. Invited Faculty & Course Director for Laparoscopic Liver & Pancreatic Surgery workshop at the PSG SURGICON 2010 held from 20-24 February 2010 at Coimbatore India.
  2. Chairman for the Plenary Session on laparoscopic upper GI Surgery at the 11th International Surgical Congress of the Society of Surgeons of Bangladesh held from December 18-21, 2009 at Dhaka, Bangladesh.
  3. Plenary Presentation on “SILS – Single incision Laparoscopic Surgery” at the 11th International Surgical Congress of the Society of Surgeons of Bangladesh held from December 18-21, 2009 at Dhaka, Bangladesh.
  4. “Pancreas Transplantation” at the 10th Annual conference of the Indian Association of Endocrine Surgeons at Chennai on 10th October 2009.
  5. Laparoscopic Liver Surgery at the International Conference on Surgical Technology and Techniques “Tech & Tech2009” and Bangalore International Conference of Endocrinology Bangalore, India, August 29-30, 2009.
  6. Liver Transplantation. At the 27th Annual conference KSC ASICON/ASI South Zone held at Bangalore from 20-22 February 2009
  7. Guest lecture on pancreas transplantation at the 3rd International Conference on Diabetes- India. Held at Bangalore from 5-7 December 2008
  8. “Pancreatic Transplantation in Diabetes – where do we stand”. At the 9th Annual Conference of Indian Association of Endocrine Surgeons held at M.S. Ramaiah Memorial Hospital, Bangalore, 29-31 August 2008
  9. “Technique of Pancreatic transplantation” At the 9th Annual Conference of Indian Association of Endocrine Surgeons held at M.S. Ramaiah Memorial Hospital, Bangalore, 29-31 August 2008
  10. Guest Lecture on “Liver Transplantation, Recent advances”. at the “XVIII Annual conference of the Indian Society of Organ Transplantation” held at Bangalore from 5th to 7th October 2007
  11. “Special Guest Lecture” on Liver Transplantation, Recent Advances and Long Term Results at The Annual Conference of the “Association of Surgeons of India” Held at Banaras Hindu University from 26/12/06 to 30/12/06.
  12. “Laparoscopic Liver Resection. International College of Surgeons, Indian Chapter,” National Surgical Update at the Kempe Gowda Institute of Medical Sciences, Bangalore. INDIA from 21/08/06 to 25/08/06.
  13. “Hepatic Transplantation Current Status and Future Progress.” Indian Association of Surgical Gastroenterology – Annual Conference Held at Postgraduate Institute of Medical Education & Research Chandigarh, INDIA. From September 8-11, 2005.
  14. “Liver Transplant for Hepatocellular Carcinoma- Latest Surgical advances.” Liver Transplantation Update 2005” Held at Four Seasons Hotel Singapore Friday, 3rd June 2005.
  15. “Liver Transplant for Acute Liver failure” NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  16. “Liver transplantation for HCC and Post Operative Management”. Liver Transplantation Symposium. Held at the Capitol Hotel, Raj Bhavan Road, Bangalore. India. 24th August 2004.
  17. “Management of Hepatocellular Carcinoma”. The 1st International Symposium Exchange of Memorandum of Understanding Between Cengkareng Hospital and National University Hospital, Cengkareng Hospital, Jakarta. November 2003.
  1. Cholangitis Complicated by Pyle phlebitis. CT Lim, JY See, Ravishankar K Diddapur, JR Isaac. NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004
  2. Adult Choledochal Cyst: Our experience from 1995 – 2004. JY See, EHJ Kua, S Asim, K Mak, Ravishankar K Diddapur, JR Isaac. NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  3. Laparoscopic Left Hepatectomy: Case Report and Review of Literature. Siak Jyh Kuen, JY See, Ravishankar K Diddapur, JR Isaac, Nick O’Reily. NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  4. Fine Needle Aspiration Cytology of Metastatic Carcinoid Tumour: Report of a Case and Review of the Literature. JY See, Ravishankar K Diddapur, JR Isaac, Cheah Wei Keat. NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  5. Emphysematous Gastritis: A Case Report and a Review of Literature. Loi Tsuan Hao, JY See, Ravishankar K Diddapur, NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  6. Necrotising Pancreatitis Management – Exceptions to International Association of Pancreatology Guidelines. CT Lim, JY See, K Mak, Ravishankar K Diddapur, JR Isaac. NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  7. Pancreatic Anaplastic Carcinoma causing Splenic Infarct; A Case Report and Discussion. Wong Ming Hai Eric, JY See, Ravishankar K Diddapur, JR Isaac. NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  8. Orthotopic Liver Transplant in patient with liver disease complicated by portal vein thrombosis. Ravishankar K Diddapur, K Prabhakaran, John R Isaac, Mak SW Kenneth, Dale L Loh, V Mali, Lim Seng Gee, Dede S Sutedja, Lee Yin Mei, Wai CT Desmond, Lee Kang hoe, tan Kenneth, Lee Hwei Ling, Maureen da Costa. NHG Annual Scientific Congress 2004. Held at Raffles City, Convention Centre, Singapore. From 9 – 10 October 2004.
  9. Acute Acalculous Cholecystitis: A Clinical Conundrum. Shridhar G Iyer, Ravishankar K Diddapur*. NHG conference 2006.
  10. Early Experience with Laparoscopic Hepatectomy and Comparison with Living Donor Hepatectomy. Shridhar G Iyer, Ravishankar K Diddapur*. NHG conference 2006.
  11. Minimally invasive retroperitoneal necrosectomy – GIHep 2007, Singapore.
  12. 12. Laparoscopic transgastric pseudocystogastrostomy – GIHep 2007, Singapore
  13. Laparoscopic distal pancreatectomy for chronic pancreatitis – GIHep 2007, Singapore
  14. Liver transplantation in Portal Vein thrombosis – our early experience – International update on Liver Transplantation and Portal Hypertension, IHPBA, 2007, Lucknow, India.
  15. Living related Liver Transplantation – Volumetric analysis – International update on Liver Transplantation and Portal Hypertension, IHPBA, 2007, Lucknow, India.
  16. Devascularisation Surgery for Gastro-oesophageal Variceal Bleeding – GIHep Singapore-2009, Grand Copthorne Waterfront Hotel, Singapore 20-21 June 2009.
  17. Severe Acute Pancreatitis at 20 weeks Pregnancy – GIHep Singapore-2009, Grand Copthorne Waterfront Hotel, Singapore 20-21 June 2009.
  1. UW vs. HTK – which is better in liver transplantation – Annual Scientific Congress 2007, RACS, Christchurch, NewZealand.
  2. Negative pressure wound therapy – a novel approach for pancreatic fistula – Annual Scientific Congress 2007, RACS, Christchurch, NewZealand.
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