Mr Michael Hii
FRACS, MBBS, BMedSci, PGDipSurgAnat
Oesophago-Gastric and Bariatric Surgeon
Clinical Lecturer, University of Melbourne
Mr Michael Hii is an Oesophago-Gastric and Bariatric (weight-loss) surgeon. He works as a consultant at St Vincent’s Hospital, Melbourne and the Royal Melbourne Hospital and also holds honorary appointments at the Peter MacCallum Cancer Centre (VCCC) and Eastern Health.
Michael completed medical school at the University of Melbourne and then surgical training at St Vincent’s Hospital and Eastern Health. He was awarded his surgical fellowship in 2009 and underwent subspecialty training in Melbourne and Brisbane.
Michael enjoys a busy clinical workload, and in addition to clinical work, maintains a strong interest in research and education. He is a clinical senior fellow at the University of Melbourne. He chairs the St Vincent’s Upper GI and Hepatobiliary research group and is the supervisor of Pre-SET (surgical training) at St Vincent’s Hospital. He has published widely in Upper GI and bariatric literature.
Mr Hii's clinical areas of interest include the treatment of oesophageal and gastric cancer, hiatus hernia repair, anti-reflux surgery, surgery for achalasia and obesity surgery (including gastric bypass, sleeve gastrectomy and revision procedures). Research areas of interest include enhanced recovery after surgery (ERAS) programs and optimising changes in muscle mass/body composition with upper GI conditions and surgery.
Education and Experience
Oesophago-Gastric surgery fellow, Princess Alexandra Hospital, Brisbane, 2011-2012
Obesity surgery fellow, Royal Brisbane and Women's Hospital, Brisbane, 2011
Upper GI and HPB fellow, St Vincent’s Hospital, Melbourne, 2010
Fellowship of the Royal Australasian College of Surgeons (RACS), General Surgery, 2009
Post Graduate Diploma of Surgical Anatomy, Melbourne University Private, 2005
Bachelor of Medicine and Bachelor of Surgery, Melbourne University, 2000
Bachelor of Medical Science, Melbourne University, 2000
Current Research Interests
Health related quality of life after oesophageal cancer surgery
Outcomes after revision bariatric surgery
Effectiveness of hiatal hernia repair
Effectiveness of anti-reflux surgery
Novel bariatric procedures
Publications
GENEVA Collaborators. Global 30-day outcomes after bariatric surgery during the COVID-19 pandemic (GENEVA): an international cohort study. The Lancet Diabetes & Endocrinology. November 27, 2020 doi.org/10.1016/S2213-8587(20)30375-2
COVIDSurg Collaborative. Delaying surgery for patients with a previous SARS-CoV-2 infection. Br J Surg. 2020 Sep 25:10.1002/bjs.12050. doi: 10.1002/bjs.12050
Badgery H, Read M, Winter NN, Taylor ACF, Hii MW. The role of esophagectomy in the management of Barrett’s esophagus with high grade dysplasia. Ann N Y Acad Sci. 2020 Aug 18. doi: 10.1111/nyas.14439. Online ahead of print.
Ooi GJ, Browning A, Hii MW, Read M. Perioperative screening, management and surveillance of Barrett’s esophagus in bariatric surgical patients. Ann N Y Acad Sci. 2020 Aug 13. doi: 10.1111/nyas.14441. Online ahead of print. PMID: 32794237 Review.
J Sivakumar, H Sivakumar, M Read, R C F Sinclair, Chris P Snowden, M W Hii. The role of cardiopulmonary exercise testing as a risk assessment tool in patients undergoing oesophagectomy: a systematic review and meta-analysis. Annals of surgical oncology, In Press May 2020
Sivesh K Kamarajah, Sheraz R Markar, Pritam Singh, Ewen A Griffiths, the Oesophagogastric Anastomosis Audit Group, The influence of the SARS-CoV-2 pandemic on esophagogastric cancer services: an international survey of esophagogastric surgeons, Diseases of the Esophagus, , doaa054, doi.org/10.1093/dote/doaa054
J Sivakumar, F Alnimri, M A Johnson, S M Ward, L Chong, M W Hii. A health economic analysis of curative-intent gastrectomy for gastric carcinoma and the costs related to post-operative complications. ANZ Journal of Surgery, In Press May 2020.
Sivakumar J, Sivakumar H, Hii MW. ASO Author Reflections: What is the Role of Cardiopulmonary Exercise Testing Prior to Oesophagectomy? Annals of surgical oncology. 2020 May 25. doi: 10.1245/s10434-020-08643-y. Online ahead of print
Maharaj AD, Holland JF, Scarborough RO, Evans SM, Ioannou LJ, Brown W, Croagh DG, Pilgrim CHC, Kench JG, Lipton LR, Leong T, McNeil JJ, Nikfarjam M, Aly A, Burton PR, Cashin PA, Chu J, Duong CP, Evans P, Goldstein D, Haydon A, Hii MW, Knowles BPF, Merrett ND, Michael M, Neale RE, Philip J, Porter IWT, Smith M, Spillane J, Tagkalidis PP, Zalcberg JR. The Upper Gastrointestinal Cancer Registry (UGICR): a clinical quality registry to monitor and improve care in upper gastrointestinal cancers. BMJ Open 2019 Sep 30;9(9):e031434. doi: 10.1136/bmjopen-2019-031434.
Sivakumar J, Chong L, Ward S, Sutherland TR, Read M, Hii MW. Body Composition Changes Following a Very-Low-Calorie Pre-Operative Diet in Patients Undergoing Bariatric Surgery. Obesity Surgery 2019 Sep 16. doi: 10.1007/s11695-019-04174-y.
Chae RP, Johnson MA, Robinson D, Hii MW. Aorto-oesophageal fistula: a late complication of Boerhaave syndrome. BMJ Case Rep 2019 Jul 4;12(7). pii: e228885. doi: 10.1136/bcr-2018-228885.
Chen RJ, Sun YQ, Hii MW, Johnson MA, Chondrolipoma of the stomach. BMJ Case Rep. 2019 Mar 15; 12 (3) pii: e228757. doi: 10.1136/bcr-2018-228757.PMID: 30878960
Marley L, Navadgi S, Banting S, Fox A, Hii M, Knowles B. Safety, efficacy and compliance of extended thromboprophylaxis in hepatobiliary and upper gastrointestinal surgery: ANZ Journal Surgery (2019) Apr;89(4):357-361. doi: 10.1111/ans.14287. Epub 2018 Jul 30
Granek RJ, Hii MW, Ward SM. Major Gastric Haemorrhage After Intragastric Balloon Insertion: Case Report. OBES SURG (2017). doi.org/10.1007/s11695-017-2988-8
Chan KJ., Smithers BM., Hii MW. Giant hiatus hernia and association with gastro-oesophageal reflux: A Review. J Clinical Gastroenterology and Treatment. 2017 3 (2): Open access.
Crispin MD, Chan KJ, Winter N, Hii M. Esophageal apoplexy, J Gastrointestinal Surg. 2016 Aug 20 (8): 1535 – 6
Edward, KL., Hii, MW., Giandinoto, J., Hennessy, J & Thompson, L (accepted 13-1-16). Personal descriptions of life after bariatric surgery from overweight or obese men, American Journal of Men’s Health. 2016, Feb 4
Punwani VV, Ong E, Hii MW. Cervical diverticulitis: a novel complication of a neonatal colonic interposition graft following oesophagectomy. BMJ Case Rep. 2015 Sep 9;2015
Walker DM, Hii MW, Skinner CE, Hopkins GH. Roux-en-Y gastric bypass after successful weight loss with laparoscopic adjustable gastric band: rationales and early outcomes in patients of body mass index < 35kg/m2. Surg Obes Relat Dis. 2014 Nov-Dec;10(6):1104-8
Cade RJ, Fox AM, Fahy ET, Hii MW. Prevention of Barrett's metaplasia in a human model of duodenogastro-oesophageal reflux. Gastroenterology Insights. 2013, Vol 5, No 1. 12 – 15
Hii MW, Hopkins GH. Gastro-gastric herniation. An unusual complication following greater curve plication for the treatment of morbid obesity. Ann R Coll Surg Engl. 2012 Mar;94(2):e76-8.
Hii MW, Smithers BM, Gotley DC, Thomas JM, Thomson I, Martin I, Barbour AP. Long term survival after oesophagectomy – the impact of post operative morbidity. Br J Surg. 2012 Jan;100(1):95-104. doi: 10.1002/bjs.8973. Epub 2012 Nov 12
Hii MW, Lake AC, Kenfield C, Hopkins GH. Laparoscopic conversion of failed gastric banding to Roux-en-Y gastric bypass. Short-term follow-up and technical considerations. Obes. Surg. 2012, Jan 16
Gyorki DE, Clarke NE, Hii MW, Banting SW, Cade RJ. Management of synchronous tumours of the oesophagus and pancreatic head: a novel approach. Ann R Coll Surg Engl. 2011 Sep;93(6): 111-3
Hii MW, Gyorki DE, Sakata K, Cade RJ, Banting SW. Endoscopic management of post cholecystectomy biliary fistula. HPB (Oxford). 2011 Oct: 13(10): 669 – 705
Barrett K, Hii MW, Cade RJ. Benign gastro colic fistula in a woman presenting with weight loss and intermittent vomiting: a case report. J Med Case Reports. 2011 Jul 14;5(1):313
Hii MW, Fox AM, Cade RJ. Laparoscopy-assisted percutaneous-endoscopic gastrostomy tube insertion. ANZ J Surg. 2008. Nov;78(11):1047.
Hii MW, Firkin F, MacIsaac A, Yii M. Obstructive prosthetic mitral valve thrombosis in idiopathic hypereosinophilic syndrome: A case report and review of the literature. Journal of Heart Valve Disease 2006. Sep 15(5): 721 – 725.
Hii MW, Gibson RN. Role of radiology in the treatment of malignant hilar biliary strictures 1: Review of the literature. Australas Radiol. 2004 Mar; 48(1): 3 – 13. Review.
Hii MW, Gibson RN, Speer AG, Collier NA, Sherson N, Jardine C. The role of radiology in the treatment of malignant hilar biliary strictures 2: 10 years of single institution experience with percutaneous treatment. Australas Radiol. 2003 Dec; 47(4): 393 – 403.
Local Presentations
AGITG Meeting Melbourne, 6 – 8 October 2013.
Hii MW, Barbour AP. “Multidisciplinary workshop – Oesophagectomy in the elderly”
Hii MW “Laparoscopic assisted PEG insertion”
Annual General Scientific & Fellowship Meeting, Victoria 2010
Hii MW, Cade RJ, Banting SW. “Endoscopic management of minor post cholecystectomy biliary injuries”
Peter Ryan Prize for surgical research, St Vincents Hospital 2010
Hii MW, Cade RJ, Banting SW. “Endoscopic management of minor post cholecystectomy biliary injuries”
General Surgeons Australia, Trainees day, Hobart Tasmania. 30th July 2011
Hii MW, “How I do it. Bariatric surgery”
Asian Pacific HPBA congress, Melbourne, Australia, 29 September 2011
Banting SW, Hii MW, Cade RJ. “Endoscopic management of minor post cholecystectomy biliary injuries”
Brisbane Sleeve invitational. 3rd – 4th February, 2012
Hii MW, “Sleeve gastrectomy and gastro-oesophageal reflux disease”.
ANZGOSA/ SUGGS – Surgeons and the Upper GI Tract. 7rd – 9th September, 2012
Hii MW, Smithers BM, Barbour AP. “Long term survival after oesophagectomy – the impact of post-operative morbidity”
ANZGOSA/ SUGGS – Surgeons and the Upper GI Tract. 7rd – 9th September, 2012
Hii MW, Hopkins GH. “What to do with the failed band – a review.”
Melbourne Upper GI Surgeons Meeting, Melbourne Australia, 25th September, 2012
Hii MW “Long term survival after oesophagectomy – the impact of post-operative morbidity”
International Presentations
GSA trainees’ day – Upper GI. Singapore, 5 May 2014.
Hii MW – Bariatric surgery, sleeve gastrectomy and gastric bypass
World Congress of the international society for diseases of the oesophagus, Kagoshima, Japan, 2 Sep 2010
Cade RJ, Fox AM, Hii MW, “The development of neobarrett’s oesophagus after oesophago-gastrectomy. The influence of proton pump inhibitor therapy.” Poster presentation
IFSO Meeting Hamburg, Germany, 1 Sep 2011
Hii MW, Hopkins GH. “Laparoscopic conversion of vertical-banded-gastroplasty to Roux-en-Y gastric bypass. Short-term follow up”
IFSO Meeting Hamburg, Germany, 1 Sep 2011
Hii MW, Hopkins GH. “Laparoscopic conversion of vertical-banded-gastroplasty to Roux-en-Y gastric bypass. Technical considerations”
IFSO Meeting Hamburg, Germany, 2 Sep 2011
Hii MW, Hopkins GH. “Laparoscopic conversion of failed gastric banding to Roux-en-Y gastric bypass. Short-term follow up and technical considerations. Poster presentation.”
APGCC Meeting Singapore, Singapore, 6 July 2012
Hii MW, Smithers BM, Barbour AP. “Long term survival after oesophagectomy – the impact of post-operative morbidity.”
AGITG Meeting Sydney, 6 – 8 September 2012
Hii MW, Barbour AP. “Multidisciplinary workshop – A peculiar case of oesophageal cancer”
Teaching Roles
Royal Australasian College of Surgeons, ASSET course instructor 2012 – ongoing
Melbourne University, Honorary Clinical Lecturer 2012 – ongoing
University of Queensland, Senior Lecturer 2012 – ongoing
Royal Australasian College of Surgeons, Surgical Convenor, Advanced Surgical Training Program Registrar Lecture Series 2009 – 2010
Eastern Health, Surgical Convenor, Surgical registrar teaching program 2009
Eastern Health, Lecturer to medical students and interns 2009
Department of Anatomy, Melbourne University Medical School, Anatomy, Physiology and Pathology Tutor 2005
Public Hospital Appointments
Upper Gastrointestinal Surgeon, St Vincents Health, Melbourne
Upper Gastrointestinal Surgeon, The Royal Melbourne Hospital
Upper Gastrointestinal Surgeon, Eastern Health, Melbourne (Honorary position)
Professional Associations
FRACS - Fellow of the Royal Australian College of Surgeons
ANZGOSA - Australia and New Zealand Gastro-Oesophageal Surgery Association
ANZHPBA - Australia and New Zealand Hepato-Pancreato-Biliary Association
OSSANZ - Obesity Surgery Society of Australian and New Zealand
ACMAV - Australian Chinese Medical Association of Victoria
AMA - Australian Medical Association
GSA - General Surgeons Australia
Qualifications
FRACS, MBBS, BMedSci, PG DipSurgAnat
Oesophago-Gastric, Bariatric and General Surgeon
Senior Lecturer, University of Queensland
Clinical Lecturer, University of Melbourne