JosephWLeungMD

Gastroenterology • Sacramento, CA

Advanced Endoscopic Interventional

Professor, Internal Medicine, UC, Davis School of Medicine

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Office
4150 V St
Suite 3500 PSSB
Sacramento, CA 95817
Phone+1 916-734-7224

Fax+1 916-734-7908

Education & Training

University of Hong Kong Faculty of MedicineClass of 1975

Certifications & Licensure

CA State Medical License 1995 - 2025
NC State Medical License 1992 - 2025

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2012
Fellow (FACP) American College of Physicians, 1995

Clinical Trials

RCT of Air Insufflation Versus Water Infusion Colonoscopy Start of enrollment: 2008 Mar 01
Completed
Not Applicable
Comparison of on Demand Sedation With Study Method Versus on Demand Sedation With Conventional Method for Performing Colonoscopy for Colorectal Cancer Screening and Surveillance Start of enrollment: 2009 Mar 01
Unknown status
Not Applicable
Effect of ERCP Mechanical Simulator (EMS) Practice on Endoscopic Retrograde Cholangiopancreatography (ERCP) Training Start of enrollment: 2008 Jul 01
Completed
Not Applicable
Unsedated Colonoscopy for Colorectal Cancer Screening and Surveillance Start of enrollment: 2010 Feb 01
Completed
Not Applicable
Combined Chromoendoscopy and Water Method for Screening Colonoscopy Start of enrollment: 2010 Mar 01
Completed
Not Applicable
Comparing Clinical Performance of Novice Trainee Endoscopists Using Conventional Air Insufflation Versus Warm Water Infusion Colonoscopy Start of enrollment: 2012 May 01
Completed
Comparative Efficacy of Water & Indigo Carmine vs. Water or Air Method on Adenoma Detection Rate (ADR) - a Randomized Controlled Trial (RCT) Start of enrollment: 2013 May 16
Completed
Phase 4
Randomized Controlled Trial Comparing Water vs. Air Method for Performing Colonoscopy in Adult Female Subjects Start of enrollment: 2011 Aug 01
Completed
Not Applicable
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Publications & Presentations

PubMed

Prospective randomized controlled trial of water exchange plus cap versus water exchange colonoscopy in unsedated veterans.
Felix W Leung, Ramsey Cheung, Shai Friedland, Naom Jacob, Joseph W Leung
Gastrointestinal Endoscopy. 2025-02-01
1 citations
Beyond ribosomal function: RPS6 deficiency suppresses cholangiocarcinoma cell growth by disrupting alternative splicing.
Wenkang Fu, Yanyan Lin, Mingzhen Bai, Jia Yao, Chongfei Huang
Acta Pharmaceutica Sinica. B. 2024-09-01
2 citations
Biliary fibrosis is an important but neglected pathological feature in hepatobiliary disorders: from molecular mechanisms to clinical implications.
Jinyu Zhao, Ping Yue, Ningning Mi, Matu Li, Wenkang Fu
Medical Review. 2024-08-01

Professional Memberships

American College of Physicians - ACP
Fellow