Dr David Williams



Senior specialist physician and Head of Department of Gastroenterology and Hepatology, St Vincent’s Hospital


M.B., B.S. (First Class Honours), FRACP


GESA Colonoscopy Recertification in Adult Colonoscopy 2018 – 2021

Special Interests

  • Interventional endoscopy and endoscopic ultrasound
  • Management of gastrointestinal and pancreas malignancy
  • Quality measures in endoscopy

Awards and Grants

  • Cancer Institute NSW Project Grant 2018: Development of direct access and fast track colonoscopy service at St Vincent’s Hospital
  • Cancer Institute NSW Program Grant 2011: Screening for pancreas cancer in high risk groups
  • St Vincent’s Clinic Foundation Di Boyd Cancer Research Grant 2010: Multidisciplinary Pancreatic Cancer Screening Program for High Risk Groups
  • Mary Aikenhead Awards 2009 St Vincent’s Hospital

Educational Presentations

Polyps – Screening, Surveillance and Endoscopic Treatment
Education Presentation by Dr David Williams at St Vincent’s Clinic GP Meeting – October 2014

Polyp Retrieval


  • PanCO: An Open-Label, Single-Arm Pilot Study of Oncosil™ in Patients with Unresectable Locally Advanced Pancreatic Adenocarcinoma in Combination with FOLFIRINOX or Gemcitabine+Nab-Paclitaxel Chemotherapies D Croagh, D Williams, V Kwan, N Nguyen, N Phillips, E Godfrey, T Maher, A Kraszewski, P Ross EASL 2018
  • Bowel Cancer Screening – You Really Should Do It. St Vincent’s Connect Newsletter, April 2013
  • Review of screening for pancreatic cancer in high risk individuals. Stoita A, Penman I and Williams DB. World Congress of Gastroenterology Journal 2011
  • Solid pseudopapillary tumours – EUS can make the diagnosis. Stoita A and Williams D. ANZ Journal of Surgery 2010
  • Mediastinal adenopathy: finding the answer with endoscopic ultrasound guided fine needle aspiration biopsy. Walsh P and Williams D.B. Internal Medicine Journal 2005;35:392-8
  • Endoscopic ultrasound – a new way of looking at the gastrointestinal tract. Williams D. St Vincent’s Clinic Proceedings 2003;11:13-18
  • Fatal portal hypertension, liver failure, and mitochondrial dysfunction after HIV-1 nucleoside analogue-induced hepatitis and lactic acidaemia. Carr A, Morey A, Mallon P, Williams D, Thorburn DR. Lancet 2001 May 5;357(9266):1412-4
  • Endoscopic ultrasound to detect evidence of pancreatic disease in patients with persistent or non-specific dyspepsia. Sahai AV, Mishra G, Penman ID, Williams DB, et al. Gastrointestinal Endoscopy 200;52:153-159
  • Ability of EUS with fine-needle aspiration to document nodal staging and response to neoadjuvant chemoradiotherapy in locally advanced esophageal cancer: a case report. Penman ID, Williams DB, Sahai AV, Hoffman BJ, Hawes RH. Gastrointest Endosc 1999 Jun;49(6):782-6
  • Endoscopic ultrasonography with fine-needle aspiration: an accurate and simple diagnostic modality for sarcoidosis. Mishra G, Sahai AV, Penman ID, Williams DB, et al. Endoscopy 1999 Jun;31(5):377-82
  • Endoscopic ultrasonography (EUS): Current applications and future potential. Penman ID & Williams DB. Proceedings of the Royal College of Physicians, Edinburgh 1999
  • Endoscopic ultrasound-guided fine needle aspiration biopsy: a large single centre experience. Williams DB, Sahai AV, Aabakken L, et al. Gut 1999;44:720-726
  • Transjugular intrahepatic portosystemic shunt for the treatment of refractory ascites. Williams D, Waugh R and Selby W. Australian and New Zealand Journal of Medicine 1998;28:620-626
  • Mortality and rebleeding following transjugular intrahepatic portosystemic stent shunt for variceal haemorrhage. Williams D, Waugh R, Gallagher N, et al. Journal Of Gastroenterology and Hepatology 1998;13:163-169

Book Chapters

  • Pancreas cystic lesions. D Williams and I Penman. Handbook of Clinical Pancreatology 2019
  • Gastrointestinal, hepatic, gallbladder, pancreatic, and perianal complications. McCrudden R, Williams DB, O’Connor T and Vickers CR. In: Atkinson K (ed). Clinical Bone Marrow and Blood Stem Cell Transplantation, A Reference Textbook. (3rd Edition). Cambridge University Press, 2004
  • Complications of interventional endoscopic ultrasound. Williams DB and Hoffman BJ. In: Bhutani M (ed). Interventional Endoscopic Ultrasonography. Harwood Academic Publishers, 1999