Academia

Publications

• Patient reported outcomes in elective laparoscopic cholecystectomy. Mak MHW, Chew WL, Junnarkar SP, Woon WWL, Low JK, Huey TCW, Shelat VG. Ann Hepatobiliary Pancreat Surg. 2019 Feb;23(1):20-33.
• Preoperative Neutrophil-to-Lymphocyte Ratio Plus Platelet-to-Lymphocyte Ratio Predicts the Outcomes after Curative Resection for Hepatocellular Carcinoma.
• Kabir T, Ye M, Mohd Noor NA, Woon W, Junnarkar SP, Shelat VG. Int J Hepatol. 2019 Apr 2;2019
• Predictive value of post-operative drain amylase levels for post-operative pancreatic fistula.  Tang ELS, Shelatkumar V, Padmakumar JS, Huey CHT, Low JK, B Wang, Woon WWL.  Ann Hepatobiliary Pancreat Surg. 2018 Nov;22(4):397-404
• Spontaneous hepaticoduodenal fistula following extended right hemihepatectomy.
• Huynh F, Junnarkar SP, Huey TCW, Punamiya SJ, Woon WWL.  ANZ J Surg. 2018 Sep 11.
• Are traditional scoring systems for severity stratification of acute pancreatitis sufficient?
• Kiat TTJ, Gunasekaran SK, Junnarkar SP, Low JK, Woon W, Shelat VG.  Ann Hepatobiliary Pancreat Surg. 2018 May;22(2):105-115
• Index admission laparoscopic cholecystectomy for acute cholecystitis restores Gastrointestinal Quality of Life Index (GIQLI) score.  Yu H, Chan EE, Lingam P, Lee J, Woon WWL, Low JK, Shelat VG.  Ann Hepatobiliary Pancreat Surg. 2018 Feb;22(1):58-65.
• Predicting morbidity of liver resection.  Madhavan S, Shelat VG, Soong SL, Woon WWL, Huey T, Chan YH, Junnarkar SP.  Langenbecks Arch Surg. 2018  May;403(3):359-369
• Validity of the Barcelona Clinic Liver Cancer and Hong Kong Liver Cancer staging system for hepatocellular carcinoma in Singapore.  Selby LK, Tay RX, Woon WW, Low JK, Bei W, Shelat VG, Pang TC, Junnarkar SP. J Hepatobiliary Pancreat Sci. 2017 Mar;24(3):143-152.
• Tokyo Guidelines 2013 may be too restrictive and patients with moderate and severe acute cholecystitis can be managed by early cholecystectomy too. Amirthalingam V, Low JK, Woon W, Shelat V. Surg Endosc. 2017 Jul;31(7):2892-2900.
• Patients with culture negative pyogenic liver abscess have the same outcomes compared to those with Klebsiella pneumoniae pyogenic liver abscess. Shelat VG, Wang Q, Chia CL, Wang Z, Low JK, Woon WW. Hepatobiliary Pancreat Dis Int. 2016 Oct;15(5):504-51
• Does diabetes mellitus affect presentation, stage and survival in operable pancreatic cancer? Chia CL, Lee AY, Shelat VG, Ahmed S, Junnarkar SP, Woon WW, Low JK. Hepatobiliary Surg Nutr. 2016 Feb;5(1):38-42.
• Outcomes of percutaneous cholecystostomy and predictors of eventual cholecystectomy.
• Yeo CS, Tay VW, Low JK, Woon WW, Punamiya SJ, Shelat VG. J Hepatobiliary Pancreat Sci. 2016 Jan;23(1):65-73
• Outcomes of slit mesh in laparoscopic totally extraperitoneal inguinal hernia repair: Does it affect recurrence? Chia CL, Su J, Hoe Y, Shelat VG, Junnarkar SP, Low J, Woon WW.
• Asian J Endosc Surg. 2015 Nov;8(4):434-8
• Liver abscesses, elevated carbohydrate antigen 19-9 and concomitant malignancies. Lo JZ, Leow JJ, Low JK, Junnarkar SP, Woon WW. J Hepatobiliary Pancreat Sci. 2015 Aug;22(8):E48-9. doi: 10.1002/jhbp.267.
• The incidence of clinically significant venous thromboembolism in an Asian population after major hepatobiliary and pancreatic surgery. B.C. Toh, T.C.Y. Pang, W.W.L. Woon, D.X.W. Yeo, Y.Z. Lee, S.P. Junnarkar, J. K. Low. Int J Hepatobiliary Pancreat Dis 2015;5:61–66
• Pyogenic Liver Abscess: Does Escherichia Coli Cause more Adverse Outcomes than Klebsiella Pneumoniae? Shelat VG, Chia CL, Yeo CS, Qiao W, Woon W, Junnarkar SP.
• World J Surg. 2015 Jul 2.
• Percutaneous drainage for giant pyogenic liver abscess-is it safe and sufficient? Ahmed S, Chia CL, Junnarkar SP, Woon W, Shelat VG. Am J Surg. 2016 Jan;211(1):95-101
• Analysis of actual healthcare costs of early versus interval cholecystectomy in acute cholecystitis.  CHM Tan, TCY Pang, WWL Woon, JK Low, SP Junnarkar.  Journal of Hepato-Biliary-Pancreatic Sciences. (12/2014)
• Predictors of Therapy Failure in a Series of 741 Adult Pyogenic Liver Abscesses. Zhiwen Joseph LO, Jiajun Jeffrey LEOW, Ling Fei Perryn NG, Hui Qi LEE, Jee Keem LOW, Sameer P JUNNARKAR, Winston W Woon.  Journal of Hepato-Biliary-Pancreatic Sciences.  (09/2014).
• Incidence of DVT and its pharmacological prophylaxis in Asians – a systematic review.  Yeo D, Balasubramanian S, Tan Y, Junnarkar S, Low JK, Woon W, Pang TCY World Journal of Surgery (09/2014).
• Estrogen receptor expression in pancreas cancer – Is there a future for hormonal therapy?  Vishalkumar Shelat, Bernard CS Ho, Jee Keem Low, Sameer Junnarkar, Winston Woon.  Pancreatology. June 2014, Vol. 14, Issue 3, Supplement 1, Pages S71.
• Leow JJ, How KY, Goh MH, Woon WW, Low JK. Non-operative management of obturator hernia in an elderly female. Hernia. 2014 Jun;18(3):431-3
• Hand assisted laparoscopic live donor nephrectomy: The Prince of Wales Hospital experience.  JW Chang, D Wanaguru, W Woon, M Glasel, K Haghighi.  ANZ Journal of Surgery. 05/2009; 79
• Woon WW, Haghighi KS, Zuckerman RS, Morris DL. Liver resection and cryotherapy for metastatic melanoma. Int Surg. 2008 Sep-Oct;93(5):274-7.
• Hobson ML, Johari AS, Woon W, Haghighi KS. Mesenteric panniculitis causing ischemic bowel: a case report. Int Surg. 2008 Jul-Aug;93(4):238-40.
• K.S. Haghighi, W.W.L. Woon, J.A. Akhter, E. Bolton, S. Riordan, D.L. Morris. A New Source of Hepatocytes for Transplantation. Transplant Proc. 2004 Oct;36(8):2466-8.

Presentations

• 7th Biennial Congress of the Asian-Pacific Hepato-Pancreato-Biliary Association. 4th to 7th September 2019 – COEX, Seoul, Korea. Pancreatectomy with Major Vessel Resection and Anastomosis
• ANZGOSA ANZHPBA Combined 2018 NZ Meeting, 8th to 9th October 2018, Wellington, New Zealand.  Solitary CRC Liver metastases in Segment 7
  Robotic Approach. Winston Woon
• The 2nd Asean laparoscopic HPB conference. 13th to 14th July 2018. Singapore. Adjuncts to Laparoscopic Liver Resection
• The 19th Beijing International HPB Surgery Summit. 20th to 22nd April 2018. Beijing, China. Choosing the Adjuncts to Assist in Laparoscopic Liver Resections. Winston Woon
• 2017 ANZHPBA Annual Meeting from 23rd to 24th October 2017. Intercontinental Hotel Adelaide, Australia.  ERCP Injuries. Winston Woon.
• "Surgery in the Elderly" Symposium on 5th August 2017. Tan Tock Seng Hospital, Singapore. Emergency Surgery in the Elderly. Winston Woon.
• SingHealth Duke-NUS Surgical and Anaesthesia Congress 28th July to 6th August 2017. Academia, Singapore General Hospital.  Tan Tock Seng Hospital Experience with Laparoscopic and Robotic Pancreatic Surgery. Winston Woon.
• TTSH HPB GP Forum. 26th November 2016. Tan Tock Seng Hospital, Singapore.  Pancreatic Cancer – A Neglected Stepchild. Surgeon’s Role in Management.  Basics to Robotics. Winston Woon.    
• 2nd Annual TTSH Public Forum – Liver, Pancreas and Gallbladder Diseases. 22nd October 2016. Tan Tock Seng Hospital, Singapore. Winston Woon
• The 9th Annual Conference of China Hernia Society. 7th to 9th July 2016. Guangzhou Baiyun International Convention Centre.  Tips and Tricks of Laparoscopic TEP Inguinal Hernia Repair. Winston Woon.
• 1st Singapore Ethicon Biosurgery Train the Trainer Programme & Animal Lab Hands-On Workshop. 26 October 2015. Tan Tock Seng Hospital. Winston Woon
• 3rd SG ASEAN Lap Hernia Live Surgery and Cadaveric Workshop. 22nd October 2015. Tan Tock Seng Hospital. Total Extra Peritoneal Inguinal Hernia Repair, live surgery. Winston Woon
• Singhealth Surgical Congress 2015. 21st to 27th October 2015. Singapore General Hospital. Advanced laparoscopy workshop (HPB). Presentation on techniques of laparoscopic distal pancreatectomy.  Winston Woon
• Singapore Liver Disease Awareness Week. Gallstones and cholecystectomy. Tan Tock Seng Hospital.  10th October 2015. Winston Woon
• 12th Asia-Pacific Congress of Endoscopic and Laparoscopic Surgery (ELSA 2015). 2nd to 5th September. Daegu, South Korea. Video presentation, Laparoscopic Whipples Resection. Winston Woon
• 2015 Physician Training: Hernia Repair. Cathay General Hospital. Taiwan Hernia Society. 30th to 31st May 2015. Live Surgery - Laparoscopic TEP Repair and presentation on “Why and How I do it”. Winston Woon
• SG-INDIA Hernia Excellence Exchange on 27-28th March. ASTC National University Hospital, Singapore. Lap Inguinal Hernia Repair: How we handle it? Thought Process and Experience. Winston Woon
• 2015 Gastrointestinal Cancers Symposium.  15th to 17th January, Moscone West Building, San Francisco, California, USA. Recurrence-free survival results from a pilot study of adjuvant gefitinib in resected hepatocellular carcinoma (HCC).  Akhil Chopra, Gilberto Lopes, Lavina D. Bharwani, Chung Yip Chan, Alexander Chung, Peng Chung Cheow, Choon Kiat Ho, Kui Hin Liau, Winston Woon, Jee Keem Low, Alex Yuang-Chi Chang
• The 6th Congress of the Chinese Chapter of the International Hepato-Pancreato-Biliary Association. 14th to 16th November 2014, Wuhan, China Eurasian Exhibition International Hotel.  Current status of laparoscopic Whipples’ Surgery. Winston Woon
• Singhealth Transplant Academic Meeting 18 October 2014. Faculty for live animal transplant workshop.  Laparoscopic liver resection and liver transplant.
• 20th Biennial Surgeons’ Conference.  Chatrium Hotel Royal Lake Yangon, Myanmar. 17th to 19th October 2014. Keynote lecture. Radiofrequency Ablation in Surgery. Winston Woon
• 1st Myanmar Radiofrequency Ablation Workshop 2014. Summit Park View Hotel, Yangon, Myanmar /New Yangon General Hospital. 16th October 2014.  Interventional Oncology: A surgeon’s perspective. Winston Woon
• The International Congress of Endoscopic and Laparoscopic Surgeons of Asia (ELSA 2014), 8 – 11 October 2014, at Bali Nusa Dua Convention Centre (BNDCC), Nusa Dua, Bali, Indonesia. Laparoscopic pancreatic surgery: a single institution analysis of safety, efficacy and ongoing challenges. Mr Philip Toonson, Mr Sameer Junnarka, Mr Jee Keem Low, Mr Winston Woon
• 2nd SG-ASEAN Cadaveric Laparoscopic Hernia Workshop and Live Surgery: Advancing Surgical Techniques in Hernia Repair. 3rd to 4th September 2014.  Evolution of Mesh Fixation in Laparoscopic Hernia Repair.
• Bard Live Surgery Symposium. Laparoscopic TEP repair. Tan Tock Seng Hospital, Singapore. 13th to 14th August 2014.
• Live surgery. Laparoscopic TEP Inguinal hernia repair. 108 Military Hospital, Hanoi, Vietnam. 13th May 2014.
• Singapore Australasian Live Surgery Symposium 4th to 5th May 2014.  Live surgery, Laparoscopic Ventral Hernia Repair. Winston Woon
• Singapore Australasian Live Surgery Symposium 4th to 5th May 2014. Invited speaker. Current Status of Laparoscopic Pancreatic Surgery.  Winston Woon
• Singapore Trauma Conference 2014. TTSH, Singapore. 12th to 13th April 2014. Invited Speaker. Management Strategies of Deranged Liver Function Test in Acute Cholecystitis.
• Winston Woon
• AETF 21st Workshop, Advanced Laparoscopic Surgery. ATC, Shizuoka, Japan. 14th to 15th March 2014.  Invited Speaker and Faculty. Current Status of Laparoscopic Pancreatic Surgery. Winston Woon
• International Surgical Week, Helsinki, Finland. 25th to 29th August 2013. Outcomes of slit mesh in laparoscopic total extra-peritoneal inguinal hernia repair – does it affect recurrence? C LK Chia, YM Hoe, VG Shelat, LJ Shen, WL Woon
• 19th Asian Congress of Surgery and 1st SingHealth Surgical Congress.  The Academia, Singapore General Hospital Campus. 20th to 21st July 2013. Invited Speaker -Laparoscopy is the Best Approach for Inguinal Hernia Repair. Winston Woon
• TTSH ASEAN Cadaveric Workshop & Live Surgery. Tan Tock Seng Hospital, Singapore.  10th to 11th May 2013. Faculty and Speaker – Open and Laparoscopic Hernia Anatomy. Winston Woon
• 3rd  Asean Cadaveric Workshop. “The Choice of Hernia Repair”. King Chulalongkorn Memorial Hospital, Bangkok, Thailand. 20th to 21st March 2013.  Faculty and Speaker. Evolution of Mesh Fixation Technology. Winston Woon
• Singapore Health & Biomedical Congress 2012. Singapore Expo, Max Atria, 28th to 29th September. Speaker - Hepatocellular Carcinoma, A Surgeon’s Point of View. Winston Woon
• 10th World Congress of the International Hepato-Pancreato-Biliary Association.  Paris, 1st to 5th July 2012. Plenary Session - Adult pyogenic liver abscess – a series of 731 cases and risk factors associated with failure of percutaneous therapy. Joseph Lo, Winston Woon.
• 10th World Congress of the International Hepato-Pancreato-Biliary Association.  Paris, 1st to 5th July 2012. Poster presentation - Outcome of hepatic angioembolisation in blunt liver trauma. Yan Zhiyan, Pua Uei, Appasamy Vijayan, Chiu Ming Terk, Winston Woon, Low Jee Keem
• 10th World Congress of the International Hepato-Pancreato-Biliary Association.  Paris, 1st to 5th July 2012. Poster presentation - Mirizzi Syndrome and Incidence of Gallbladder Cancer: A Single Institution’s Experience. Goh Mui Heng, Sameer, W Woon, Low Jee Keem
• Asian Focus: Breast and Liver Cancer. Ho Chi Minh, Vietnam. 3rd April 2011.  Speaker - Multidisciplinary Management of Liver Cancer. Winston Woon
• Australian New Zealand Gastric and Oesophageal Surgery Association Post Fellowship Weekend. Cypress Lakes Resort, Hunter Valley.  11th to 13th September 2009.  Speaker - What type of fundoplication should be done in a patient with Barrett Oesophagus?  Winston Woon.
• The Royal Australasian College of Surgeons Annual Scientific Congress. Brisbane, Australia. 6th to 9th May 2009.  Free Paper - Hand-Assisted Laparoscopic Live Donor Nephrectomy: The Prince of Wales Hospital Experience.  Jared Chang, Dylan Wanaguru, Winston Woon, Michelle Glasel, Koroush Haghighi
• The Royal Australasian College of Surgeons Annual Scientific Congress Melbourne, Australia. 3rd to 7th May 2004.  Poster Presentation – Radio Frequency Ablation for Pulmonary Metastases in Six Patients with Renal Carcinoma.  W.W.L. Woon, K.S. Haghighi, J. King, D. Glenn, D.L. Morris
• The Royal Australasian College of Surgeons Annual Scientific Congress. Brisbane, Australia. 5th to 9th May 2003.  Free Paper - Liver Resection for Metastatic Melanoma. W.W.L. Woon, K.S. Haghighi, R. S. Zuckerman and D.L. Morris.