Schulich school of Medicine and Dentistry logo Gastroenterology Schulich School of Medicine & Dentistry

Brian Yan

Brian Yan

Contact Information

Rm E1-423B, LHSC Victoria Campus, London, Ontario N6A 5W9
Tel: 519.685.8500 ext. 77636
Fax: 519.667.6820

Research Interests/Specialization

Advanced Endoscopy
Endoscopic Ultrasound

Dr. Brian Yan is an Associate Professor of Medicine at Western University. He completed his MD at the University of Calgary, Internal Medicine residency at Western University, and Gastroenterology fellowship at the University of Calgary. Dr. Yan received a CIHR Clinical Fellowship to train in Advanced Endoscopy at Stanford University. He then returned to the University of Calgary as part of the Therapeutic Endoscopy team. Dr. Yan joined the Division of Gastroenterology at Western University in 2010 and served as the Citywide Medical Director of Endoscopy until 2017. He currently is the Regional Colonoscopy Lead for the Southwest Regional Cancer Program, Cancer Care Ontario. Dr. Yan is involved in post graduate education within the Department of Medicine and Division of Gastroenterology. He is a member of the Canadian Association of Gastroenterology Education Committee and serves as an accreditor of continuing medical education programs.  His research interests include endoscopic ultrasound, quality in colonoscopy, imaging in inflammatory bowel disease, and general endoscopy.

Selected Publications

Yan BM, Feagan B, Teriaky A, Mosli M, Mohamed R, Williams GS, Yeung E, Yong E, Haig A, Sey M, Stitt L, Zou GY, Jairath V. Reliability of EUS indices to detect inflammation in ulcerative colitis. Gastrointest Endosc. 2017; 86(6): 1079-1087.

Sey M, Gregor H, Gregor J, Yan B. Insertion of percutaneous endoscopic gastrostomy tubes with jejunal extensions (PEG-J) using the wedge technique – a novel method to prevent retrograde tube migration into the stomach.  Endoscopy. 2017 Sep 12. doi: 10.1055/s-0043-118095. [Epub ahead of print]

Sey M, Liu A, Asfaha S, Siebring V, Jairath V, Yan B. Performance report cards increase adenoma detection rate.  Endosc Int Open. 2017 Jul;5(7):E675-E682

Kwapisz L, Gregor J, Chande N, Yan B, Ponich T, Mosli M. The utility of fecal calprotectin in predicting the need for escalation of therapy in inflammatory bowel disease. Scand J Gastroenterol, 2017 Aug 1; 52 (8): 846-850.

Fortinsky KJ, Yong E, Yan B, Gallinger ZR. The Emerging Role of Endoscopic Ultrasound in the Diagnosis and Management of Inflammatory Bowel Disease. Journal of Inflammatory Bowel Diseases and Disorders, 2016 Aug 5; 1 (2): 109-112.

Teriaky A, AlNasser A, McLean C, Gregor J, Yan B. The Utility of Endoscopic Biopsies in Patients with Normal Upper Endoscopy. Can J Gastroenterol Hepatol. 2016;2016:3026563. doi: 10.1155/2016/3026563. Epub 2016 Jul 10.

Kwapisz L, Mosli M, Chande N, Yan B, Beaton M, Micsko J, Mennill PW, Barnett W, Bax K, Ponich T, Howard J, Tirolese A, Lannigan R, Gregor J. Rapid fecal calprotectin testing to assess for endoscopic disease activity in inflammatory bowel disease: A diagnostic cohort study. Saudi J Gastroenterol, 2015 Nov 1; 21 (6): 360-6.

Sandhu A, Mosli M, Yan B, Wu T, Gregor J, Chande N, Ponich T, Beaton M, Rahman A. Self-Screening for Malnutrition Risk in Outpatient Inflammatory Bowel Disease Patients Using the Malnutrition Universal Screening Tool (MUST). JPEN J Parenter Enteral Nutr. 2016 May;40(4):507-10.

Lu M, Yan B, Song J, Ping W, Yue LX, Song B. Double-contrast-enhanced sonography for diagnosis of rectal lesions with pathologic correlation. J Ultrasound Med, 2014 Apr 1; 33 (4): 575-83.

Teriaky A, Gregor J, Yan B, Ponich T, Chande N, Mosli M. The safety and efficacy of adalimumab in patients with Crohn’s disease: the experience of a single Canadian tertiary care centre. Scand J Gastroenterol, 2014 Mar 1; 49 (3): 280-6.

Nguyen GC, Devlin SM, Afif W, Bressler B, Gruchy SE, Kaplan GG, Oliveira L, Plamondon S, Seow CH, Williams C, Wong K, Yan BM, Jones J. Defining quality indicators for best-practice management of inflammatory bowel disease in Canada. Can J Gastroenterol Hepatol. 2014 May;28(5):275-85.

Sey MS, Gregor J, Chande N, Ponich T, Bhaduri M, Lum A, Zaleski W, Yan B. Transcutaneous bowel sonography for inflammatory bowel disease is sensitive and specific when performed in a nonexpert low-volume North American center. J Ultrasound Med, 2013 Aug 1; 32 (8): 1413-7.

Larsen MC, Yan BM, Morton J, Van Dam J. Determination of the relationship between gastric wall thickness and body mass index with endoscopic ultrasound. Obes Surg 2011; 21: 300 – 304.

Park WG, Yan BM, Schellenberg D, Kim J, Chang DT, Koong A, Patalano C, Van Dam J. EUS-guided gold fiducial insertion for image-guided radiation therapy of pancreatic cancer: 50 successful cases without fluoroscopy. Gastrointest Endosc, 2010 Mar 1; 71 (3): 513-8.