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List of works by Chang Hwan Choi

A 56-year-old woman with severe chronic constipation: what is the underlying pathology?

scientific article published on 26 January 2011

A Second Assisting Endoscope for the Removal of an Accidentally Unreleased Detachable Snare during Colon Polypectomy.

scientific article published on 19 November 2013

A case of acute myocarditis as the initial presentation of Crohn's disease.

scientific article published on 18 October 2012

A randomized, double-blind, placebo-controlled multicenter trial of saccharomyces boulardii in irritable bowel syndrome: effect on quality of life

scientific article

Abdominal fat distribution measured using computed tomography is associated with an increased risk of colorectal adenoma in men.

scientific article published on September 2017

Acute Gastric Injury Caused by Undissolved Sodium Picosulfate/Magnesium Citrate Powder

scientific article published on 12 October 2016

Alteration of gut microbiota and efficacy of probiotics in functional constipation

scientific article

Altered Colonic Bacterial Fermentation as a Potential Pathophysiological Factor in Irritable Bowel Syndrome

scientific article published on 25 August 2015

Anti-Saccharomyces cerevisiae antibody in intestinal Behçet's disease patients: relation to clinical course

scientific article published in December 2006

Are bloating and abdominal distention attributed to gas production and visceral sensitivity in irritable bowel syndrome? (Am j gastroenterol 2013;108:1516-1525).

scientific article published on 7 October 2013

Characteristics of fecal metabolic profiles in patients with irritable bowel syndrome with predominant diarrhea investigated using 1 H-NMR coupled with multivariate statistical analysis

scientific article published on 03 March 2020

Clinical differences in Clostridium difficile infection based on age: a multicenter study

scientific article published on 10 October 2013

Clinical features of active tuberculosis that developed during anti-tumor necrosis factor therapy in patients with inflammatory bowel disease

scientific article published on 27 April 2016

Colonic mucosal immune activity in irritable bowel syndrome: comparison with healthy controls and patients with ulcerative colitis.

scientific article

Comparison of the efficacy of 4- and 8-week lansoprazole treatment for ESD-induced gastric ulcers: a randomized, prospective, controlled study.

scientific article published on 31 August 2013

Consecutive pregnancy with chorea gravidarum associated with moyamoya disease.

scientific article

Cytomegalovirus infection in patients with new onset ulcerative colitis: a prospective study.

scientific article

Development and validation of novel diagnostic criteria for intestinal Behçet's disease in Korean patients with ileocolonic ulcers

scientific article published on 16 June 2009

Diagnostic yield of stool culture and predictive factors for positive culture in patients with diarrheal illness.

scientific article published on July 2017

Do we have enough evidence for expanding the indications of ESD for EGC?

scientific article

Effect of scheduled second-look endoscopy on peptic ulcer bleeding: a prospective randomized multicenter trial

scientific article published on 20 July 2017

Efficacy of Ramosetron in Male Patients With Irritable Bowel Syndrome With Diarrhea (Neurogastroenterol Motil 2011;23:1098-1104) ⬇️

scientific article published on April 9, 2012

Efficacy of rifaximin compared with ciprofloxacin for the treatment of acute infectious diarrhea: a randomized controlled multicenter study.

scientific article

Efficacy, safety, and predictors of response to infliximab therapy for ulcerative colitis: A Korean multicenter retrospective study ⬇️

scientific article published on December 1, 2013

Endoscopic closure of iatrogenic colon perforation using dual-channel endoscope with an endoloop and clips: methods and feasibility data (with videos)

scientific article published on 02 January 2019

Gastric lesions in patients with Crohn's disease in Korea: a multicenter study

scientific article published on 26 January 2016

Impact of inflammatory bowel disease on daily life: an online survey by the Korean Association for the Study of Intestinal Diseases

scientific article

Incidence and clinical features of Clostridium difficile infection in Korea: a nationwide study.

scientific article published on 12 April 2012

Long-term clinical outcome of large volume paracentesis with intravenous albumin in patients with spontaneous bacterial peritonitis: a randomized prospective study.

scientific article published on August 2005

Long-term outcomes of cytomegalovirus reactivation in patients with moderate to severe ulcerative colitis: a multicenter study

scientific article

Nationwide validation study of diagnostic algorithms for inflammatory bowel disease in Korean National Health Insurance Service database

scientific article published on 09 September 2019

Patients with Crohn's disease on anti-tumor necrosis factor therapy are at significant risk of inadequate response to the 23-valent pneumococcal polysaccharide vaccine

scientific article published on 19 October 2013

Quality of life of patients with irritable bowel syndrome in Korea

scientific article published on 27 February 2009

Role of Small Intestinal Bacterial Overgrowth in Functional Gastrointestinal Disorders.

scientific article published in January 2016

Safety and Prevention of Complications in Endoscopic Sedation ⬇️

scientific article published on May 22, 2012

Second Korean guidelines for the management of ulcerative colitis.

scientific article published on 31 January 2017

Second-look endoscopy with prophylactic hemostasis is still effective after endoscopic submucosal dissection for gastric neoplasm

scientific article

Simultaneous emergence of entecavir resistance mutations in a nucleoside-naive chronic hepatitis B patient

scientific article published on 24 April 2012

The Frequency and Risk Factors of Colorectal Adenoma in Health-Check-up Subjects in South Korea: Relationship to Abdominal Obesity and Age.

scientific article

The clinical characteristics of colonic pseudo-obstruction and the factors associated with medical treatment response: a study based on a multicenter database in Korea

scientific article

The effect of sequential therapy with lansoprazole and ecabet sodium in treating iatrogenic gastric ulcer after endoscopic submucosal dissection: a randomized prospective study

scientific article published on 01 February 2015

The prevalence and efficacy of ganciclovir on steroid-refractory ulcerative colitis with cytomegalovirus infection: a prospective multicenter study.

scientific article published in January 2012

[Guidelines for the management of Crohn's disease]

scientific article published on 01 February 2012

[Guidelines for the management of ulcerative colitis]

scientific article published on 01 February 2012

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