Joseph W Leung

Joseph W Leung

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Joseph W Leung

Joseph W Leung

Publications by authors named "Joseph W Leung"

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Optimal dilation time for combined small endoscopic sphincterotomy and balloon dilation for common bile duct stones: a multicentre, single-blinded, randomised controlled trial.

Lancet Gastroenterol Hepatol 2019 Jun 16;4(6):425-434. Epub 2019 Apr 16.

Fifth Department of General Surgery, The First Hospital of Lanzhou University, Lanzhou, China; Hepatopancreatobiliary Surgery Institute of Gansu Province, Clinical Medical College Cancer Center of Lanzhou University, Lanzhou, China; Key Laboratory of Biological Therapy and Regenerative Medicine Transformation Gansu Province, Lanzhou, China. Electronic address:

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http://dx.doi.org/10.1016/S2468-1253(19)30075-5DOI Listing
June 2019

Total underwater colonoscopy: still murky.

Gastrointest Endosc 2019 05;89(5):1071

Division of Gastroenterology, Sacramento Veterans Affairs Medical Center, University of California Davis Medical Center, Sacramento, California, USA.

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http://dx.doi.org/10.1016/j.gie.2018.12.002DOI Listing
May 2019

Emergent Endoscopic Retrograde Cholangiopancreatography with Placement of Biliary Double Stents to Salvage Endoscopic Retrograde Cholangiopancreatography-Induced Stapfer's Type II Perforation.

Chin Med J (Engl) 2018 10;131(19):2346-2348

The Fifth Department of General Surgery, The First Hospital of Lanzhou University; Key Laboratory of Biological Therapy and Regenerative Medicine Transformation Gansu Province, Lanzhou, Gansu 730000, China.

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http://dx.doi.org/10.4103/0366-6999.241798DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6166458PMC
October 2018

Training in ERCP: a multifaceted enterprise now more than ever.

Endosc Int Open 2018 Jan 16;6(1):E90. Epub 2018 Jan 16.

Division of Gastroenterology and Hepatology, UC Davis Medical Center, Sacramento, CA, United States.

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http://dx.doi.org/10.1055/s-0043-121003DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5770271PMC
January 2018

Comparable Long-term Outcomes of 1-Minute vs 5-Minute Endoscopic Papillary Balloon Dilation for Bile Duct Stones.

Clin Gastroenterol Hepatol 2017 Nov 8;15(11):1768-1775. Epub 2017 Jun 8.

Department of Internal Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipei, Taiwan; Internal Medicine, College of Medicine, National Taiwan University, Taipei, Taiwan. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2017.05.049DOI Listing
November 2017

Flexible transgastric endoscopic liver cyst fenestration: A feasibility study in humans (with video).

Medicine (Baltimore) 2016 Dec;95(51):e5420

aDepartment of Gastroenterology bDepartment of General Surgery, Shanghai Changhai Hospital, Second Military Medical University, Shanghai, China cDivision of Gastroenterology, UC Davis Medical Center, Sacramento, CA dDepartment of Anatomy, Second Military Medical University, Shanghai, China.

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http://dx.doi.org/10.1097/MD.0000000000005420DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5181809PMC
December 2016

Comparison of sequential pancreatic duct guidewire placement technique and needle knife precut sphincterotomy for difficult biliary cannulation.

J Dig Dis 2015 Dec;16(12):741-6

Department of Gastroenterology, Affiliated Drum Tower Hospital of Nanjing University Medical School, Nanjing, Jiangsu Province.

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http://dx.doi.org/10.1111/1751-2980.12300DOI Listing
December 2015

Impact of water exchange colonoscopy on serum sodium and potassium levels: an observational study.

Dig Dis Sci 2014 Mar 20;59(3):653-7. Epub 2013 Nov 20.

Section of Gastroenterology, 111G, Sacramento VA Medical Center, VANCHCS, 10535 Hospital Way, Mather, CA, 95655, USA,

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http://link.springer.com/10.1007/s10620-013-2934-0
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http://dx.doi.org/10.1007/s10620-013-2934-0DOI Listing
March 2014

Management of benign biliary strictures with a novel retrievable self-expandable metal stent.

J Dig Dis 2014 Mar;15(3):146-53

Department of Endoscopy, Eastern Hepatobiliary Hospital, Second Military Medical University, Shanghai, China.

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http://dx.doi.org/10.1111/1751-2980.12117DOI Listing
March 2014

Coached practice using ERCP mechanical simulator improves trainees' ERCP performance: a randomized controlled trial.

Endoscopy 2013 Oct 29;45(10):799-805. Epub 2013 Jul 29.

Gastroenterology, National Taiwan University Hospital, Taipei, Taiwan.

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http://dx.doi.org/10.1055/s-0033-1344224DOI Listing
October 2013

A novel method with significant impact on adenoma detection: combined water-exchange and cap-assisted colonoscopy.

Gastrointest Endosc 2013 Jun 6;77(6):944-8. Epub 2013 Mar 6.

Sacramento Veterans Affairs Medical Center, VANCHCS, Division of Gastroenterology, Mather, California 95655, USA.

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https://linkinghub.elsevier.com/retrieve/pii/S00165107130002
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http://dx.doi.org/10.1016/j.gie.2013.01.011DOI Listing
June 2013

Balloon dilation with adequate duration is safer than sphincterotomy for extracting bile duct stones: a systematic review and meta-analyses.

Clin Gastroenterol Hepatol 2012 Oct 27;10(10):1101-9. Epub 2012 May 27.

Department of Internal Medicine, National Taiwan University Hospital, National Taiwan University College of Medicine, Taipei, Taiwan.

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http://dx.doi.org/10.1016/j.cgh.2012.05.017DOI Listing
October 2012

Water-aided colonoscopy: a systematic review.

Gastrointest Endosc 2012 Sep;76(3):657-66

Research and Medical Services, Sepulveda Ambulatory Care Center, Veterans Affairs Greater Los Angeles Healthcare System, North Hills, Los Angeles, California 91343, USA.

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http://linkinghub.elsevier.com/retrieve/pii/S001651071202228
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http://dx.doi.org/10.1016/j.gie.2012.04.467DOI Listing
September 2012

The water exchange method and difficult colonoscopy.

J Interv Gastroenterol 2012 Jul 1;2(3):103-105. Epub 2012 Jul 1.

Gastroenterology, Sepulveda ACC, VAGLAHS, North Hill ; David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.

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http://dx.doi.org/10.4161/jig.23727DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3655360PMC
July 2012

A new method for screening and surveillance colonoscopy: Combined water-exchange and cap-assisted colonoscopy.

J Interv Gastroenterol 2012 Jul 1;2(3):114-119. Epub 2012 Jul 1.

Division of Gastroenterology, Sacramento Veterans Affairs Medical Center, VANCHCS ; Division of Gastroenterology and Hepatology, University of California Davis Medical Center.

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http://dx.doi.org/10.4161/jig.23730DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3655363PMC
July 2012

Introduction to the third issue.

J Interv Gastroenterol 2011 Jul 1;1(3):96. Epub 2011 Jul 1.

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http://dx.doi.org/10.4161/jig.1.3.18516DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3234691PMC
July 2011

A head-to-head hands-on comparison of ERCP mechanical simulator (EMS) and Ex-vivo Porcine Stomach Model (PSM).

J Interv Gastroenterol 2011 Jul 1;1(3):108-113. Epub 2011 Jul 1.

Gastroenterology, Sacramento VA Medical Center, VANCHCS, Mather and U C Davis Medical Center, Sacramento, CA, USA.

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http://dx.doi.org/10.4161/jig.1.3.18509DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3234694PMC
July 2011

Introduction to the second issue.

Authors:
Joseph W Leung

J Interv Gastroenterol 2011 Apr;1(2):47

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http://dx.doi.org/10.4161/jig.1.2.16825DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3136852PMC
April 2011

The water method combined with chromoendoscopy enhances adenoma detection.

J Interv Gastroenterol 2011 Apr;1(2):53-58

Gastroenterology, Sacramento VA Medical Center, VANCHCS, Mather, CA, USA.

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http://dx.doi.org/10.4161/jig.1.2.16827DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3136854PMC
April 2011

DDW 2011 cutting edge colonoscopy techniques - state of the art lecture master class - warm water infusion/CO(2) insufflation for colonoscopy.

J Interv Gastroenterol 2011 Apr;1(2):78-82

The Research and Medical Services, Sepulveda Ambulatory Care Center, VA Greater Los Angeles Healthcare System and David Geffen School of Medicine at UCLA, Los Angeles, CA.

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http://dx.doi.org/10.4161/jig.1.2.16830DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3136858PMC
April 2011

Effect of ERCP mechanical simulator (EMS) practice on trainees' ERCP performance in the early learning period: US multicenter randomized controlled trial.

Am J Gastroenterol 2011 Feb 26;106(2):300-6. Epub 2010 Oct 26.

Department of Gastroenterology, Sacramento VA Medical Center, VANCHCS, Mather, California 92505, USA.

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http://dx.doi.org/10.1038/ajg.2010.411DOI Listing
February 2011

Editorial Introduction: Welcome to Journal of Interventional Gastroenterology (JIG).

J Interv Gastroenterol 2011 Jan;1(1):1-2

President of the Asian-Pacific Society for Digestive Endoscopy, Hong Kong.

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http://dx.doi.org/10.4161/jig.1.1.14580DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3109473PMC
January 2011

The water method significantly enhances proximal diminutive adenoma detection rate in unsedated patients.

J Interv Gastroenterol 2011 Jan;1(1):8-13

Gastroenterology, VA Sepulveda Ambulatory Care Center, Veterans Affairs Greater Los Angeles Healthcare System (VAGLAHS), North Hill, CA, and David Geffen School of Medicine at UCLA, Los Angeles, CA, United States.

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http://dx.doi.org/10.4161/jig.1.1.14587DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3109471PMC
January 2011

ERCP training - the potential role of simulation practice.

J Interv Gastroenterol 2011 Jan;1(1):14-18

Section of Gastroenterology, Sacramento Veterans Affairs Medical Center, Veterans Affairs Northern California Healthcare System, Mather, CA.

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http://www.jigjournal.org/jig/content/1/1/14594.abstract
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http://dx.doi.org/10.4161/jig.1.1.14594DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3109468PMC
January 2011

Randomized trial of 1-minute versus 5-minute endoscopic balloon dilation for extraction of bile duct stones.

Gastrointest Endosc 2010 Dec 25;72(6):1154-62. Epub 2010 Sep 25.

Department of Internal Medicine, National Taiwan University Hospital, National TaiwanUniversity College of Medicine, Taipei.

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http://dx.doi.org/10.1016/j.gie.2010.07.009DOI Listing
December 2010

A proof-of-principle, prospective, randomized, controlled trial demonstrating improved outcomes in scheduled unsedated colonoscopy by the water method.

Gastrointest Endosc 2010 Oct 8;72(4):693-700. Epub 2010 Jul 8.

Research and Medical Services, Sepulveda Ambulatory Care Center, Veterans Affairs Greater Los Angeles Healthcare System, North Hills, California, USA.

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http://linkinghub.elsevier.com/retrieve/pii/S001651071001665
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http://dx.doi.org/10.1016/j.gie.2010.05.020DOI Listing
October 2010

Pilot feasibility study of the method of water infusion without air insufflation in sedated colonoscopy.

Dig Dis Sci 2009 Sep 5;54(9):1997-2001. Epub 2008 Dec 5.

Section of Gastroenterology, Sacramento VA Medical Center, VANCHCS, Mather, CA, USA.

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http://link.springer.com/10.1007/s10620-008-0576-4
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http://dx.doi.org/10.1007/s10620-008-0576-4DOI Listing
September 2009

Impact of a novel water method on scheduled unsedated colonoscopy in U.S. veterans.

Gastrointest Endosc 2009 Mar;69(3 Pt 1):546-50

Department of Medicine, Division of Gastroenterology, Research and Medical Services, Sepulveda Ambulatory Care Center, VAGLAHS, North Hills, California, USA.

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http://dx.doi.org/10.1016/j.gie.2008.08.014DOI Listing
March 2009

Success rate and complications of ERCP performed during hands-on training courses: a multicenter study in China.

Gastrointest Endosc 2009 Feb 19;69(2):230-7. Epub 2008 Dec 19.

Division of Gastroenterology, Changhai Hospital, 2nd Military Medical University, Shanghai, China.

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http://dx.doi.org/10.1016/j.gie.2008.05.029DOI Listing
February 2009

How safe and successful are live demonstrations of therapeutic ERCP? A large multicenter study.

Am J Gastroenterol 2009 Jan;104(1):47-52

Department of Gastroenterology, Changhai Hospital, 2nd Military Medical University, 168 Changhai Road, Shanghai, China.

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http://dx.doi.org/10.1038/ajg.2008.39DOI Listing
January 2009

Options for screening colonoscopy without sedation: sequel to a pilot study in U.S. veterans.

Gastrointest Endosc 2008 Apr 14;67(4):712-7. Epub 2008 Feb 14.

Division of Gastroenterology, Medical and Research Services, Sepulveda Ambulatory Care Center, Veterans Affairs Greater Los Angeles Healthcare System and David Geffen School of Medicine at University of California, Los Angeles, California, USA.

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http://dx.doi.org/10.1016/j.gie.2007.10.028DOI Listing
April 2008

Pilot studies to demonstrate that intestinal mucosal afferent nerves are functionally linked to visceral adipose tissue.

Dig Dis Sci 2007 Oct 28;52(10):2695-702. Epub 2007 Mar 28.

Research and Medical Services, Sepulveda Ambulatory Care Center and Nursing Home, Sepulveda, California 91343, USA.

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http://dx.doi.org/10.1007/s10620-006-9645-8DOI Listing
October 2007

Development of a novel ERCP mechanical simulator.

Gastrointest Endosc 2007 Jun;65(7):1056-62

Section of Gastroenterology, Sacramento Veterans Affairs Medical Center, Veterans Affairs Northern California Healthcare System, Mather 95655, and Division of Gastroenterology, Davis Medical Center, University of California, Sacramento, USA.

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http://dx.doi.org/10.1016/j.gie.2006.11.018DOI Listing
June 2007

Diphenhydramine as an adjunct to sedation for colonoscopy: a double-blind randomized, placebo-controlled study.

Gastrointest Endosc 2006 Jan;63(1):87-94

Department of Transplantation, The Permanente Medical Group, Inc, Santa Teresa Medical Center, San Jose, California, USA.

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http://dx.doi.org/10.1016/j.gie.2005.08.015DOI Listing
January 2006

Mechanical lithotripsy for large bile duct stones.

Gastrointest Endosc 2004 May;59(6):688-90

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May 2004

Acid-induced mesenteric hyperemia in rats: role of CGRP, substance P, prostaglandin, adenosine, and histamine.

Dig Dis Sci 2003 Mar;48(3):523-32

Research and Medical Services, Sepulveda Ambulatory Care Center and Nursing Home, Veterans Affairs Greater Los Angeles Healthcare System, Sepulveda, California 91343, USA.

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March 2003

Ruthenium red-sensitive cation channels, but not calcitonin gene-related peptide or substance P-mediated mechanisms, protect duodenal villi against acid-induced damage.

Life Sci 2002 Oct;71(22):2617-24

Research and Medical Services, Sepulveda Ambulatory Care Center and Nursing Home, Greater Los Angeles Healthcare System, California 91343, USA.

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October 2002

Effects of adherence factors and human bile on bacterial attachment and biliary stent blockage: an in vitro study.

Gastrointest Endosc 2002 Jul;56(1):72-7

Division of Gastroenterology and Mr. and Mrs. C.W. Law Biofilm Research Laboratory, University of California, Davis Medical Center, Sacramento, California 95817, USA.

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July 2002

Pancreatic endotherapy for pseudocysts and fluid collections.

Gastrointest Endosc 2002 Jul;56(1):150-2

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July 2002

Colonoscopic diagnosis of unsuspected diverticulosis.

Gastrointest Endosc 2002 May;55(6):746-8

Division of Gastroenterology, UC Davis Medical Center, Sacramento, California, USA.

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May 2002

Role of bradykinin in acid-induced mesenteric hyperemia and duodenal villous damage.

Life Sci 2002 Jan;70(7):779-90

Research and Medical Services, Sepulveda Ambulatory Care Center and Nursing Home, Greater Los Angeles Healthcare System, Sepulveda, CA 91343, USA.

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January 2002

Bacterial Cholangitis.

Curr Treat Options Gastroenterol 2001 Apr;4(2):139-146

Division of Gastroenterology, University of California, Davis Health Care System, 4150 V Street, Suite 3500, Sacramento, CA 95817, USA.

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April 2001

Authors:
Joseph W C Leung

Gastrointest Endosc 1995 09 28;42(3):276-277. Epub 2005 Oct 28.

Duke University Medical Center Durham, North Carolina.

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http://dx.doi.org/10.1016/S0016-5107(95)70112-5DOI Listing
September 1995