Gastroenterology Research

Weibiao Cao, MD, Associate Professor, Department of Medicine, The Warren Alpert Medical School of Brown University, Providence, RI, USA  Read more...

Frequency: Bimonthly
Journal Access: Open Access
ISSN-print: 1918-2805
ISSN-online: 1918-2813
Indexed and covered: PubMed and PubMed Central;
Chemical Abstracts (CA); JournalTOCs; Google Scholar; Worldcat; EBSCO; Clarivate Analytics Emerging Sources Citation Index (ESCI-Web of Science).
Journal archiving and digital preservation:


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  • Capsule Endoscopy Versus Colonoscopy in Patients With Previous Colorectal Surgery: A Prospective Comparative Study

    Colonic capsule endoscopy (CCE) derived from the video capsule endoscopy, initially proposed to explore the small bowel, has demonstrated high sensitivity and specificity for colonic polyp detection. The primary outcome of the study was to assess the safety, feasibility, and reliability of CCE after colorectal surgery.

  • Does Extended Use of Clopidogrel-Based Dual Anti-Platelet Therapy Increase the Risk of Gastrointestinal Bleeding?

    Clopidogrel-based dual anti-platelet therapy (CDAPT) has shown significant benefits in the management of coronary artery disease (CAD), up to 1-year duration. Gastrointestinal bleeding (GIB) is one of the limiting factors for prolonged use of CDAPT.

  • Coronavirus Disease 2019: A Gastroenterologist’s Perspective in May 2020

    Although COVID-19 primarily affects the lungs, it is in fact a multisystem disorder causing high mortality and panicking the whole world. Gastrointestinal (GI) manifestations of this disorder usually accompany respiratory manifestations and this combination is indicative of the severity of the disease.

  • Use of Vitamin D With Anti-Tumor Necrosis Factor Therapy for Crohn’s Disease

    Vitamin D (VD) has an important role in regulating gut mucosal immunity, and seems to be inversely linked to disease activity and more frequent relapses in inflammatory bowel disease. In this study, we evaluated patients with Crohn’s disease (CD) treated with anti-tumor necrosis factor (TNF) in association with VD.

  • Benign Multicystic Peritoneal Mesothelioma Presenting as Appendiceal Abscess: A Diagnostic and Therapeutic Challenge

    Herein, we present a case of a Caucasian man who was referred as suspected complicated appendicitis by his primary care physician, with the final diagnosis being benign multicystic mesothelioma.




A Focused Review on Advances in Risk Stratification of Malignant Polyps
Colorectal cancer is the third most common cancer in both men and women in the United States, with most cases arising from precursor adenomatous polyps. Colorectal malignant polyps are defined as cancerous polyps that consist of tumor cells invading through the muscularis mucosae into the underlying submucosa (pT1 tumor).
Full Text

Primary Localized Amyloidosis of the Intestine: A Pathologist Viewpoint
Localized amyloidosis of the intestine is a rare entity, which can clinically masquerade several conditions such as colitis, polyps, and malignant tumors. This study aims to evaluate the clinicopathological features of this entity. To evaluate the clinicopathological features of this entity, a comprehensive search of the literature (1960 to 2019) was done using the following keywords: “amyloidosis” and “small intestine” or “duodenum” or “ileum” or “jejunum” or “colon”. Full Text

Image of the Issue

Severe Sprue-Like Enteropathy and Colitis due to Olmesartan: Lessons Learned From a Rare Entity
Olmesartan is an angiotensin II receptor blocker (ARB) drug approved in 2002 for the treatment of hypertension. Since 2012, there have been reports of a rare adverse effect suspected to be related to its use. The author presents a case of a 63-year-old female with refractory gastrointestinal (GI) symptoms including diarrhea with associated weight loss and severe electrolyte abnormalities necessitating hospitalization. Full Text

Current Issue


Vol. 13, No. 5, Oct 2020

Table of Contents


A Focused Review on Advances in Risk Stratification of Malignant Polyps Abstract HTML PDF
Enoch Kuo, Kai Wang, Xiuli Liu 163-183

Original Article

A Systematic Literature Review and Meta-Analysis Describing the Prevalence of KRAS, NRAS, and BRAF Gene Mutations in Metastatic Colorectal Cancer Abstract HTML PDF Suppl1 Suppl2
Elizabeth Levin-Sparenberg, Lauren C. Bylsma, Kimberly Lowe, Laura Sangare, Jon P. Fryzek, Dominik D. Alexander 184-198
Fungal Infection in Acutely Decompensated Cirrhosis Patients: Value of Model for End-Stage Liver Disease Score Abstract HTML PDF
Shahid Habib, Sandeep Yarlagadda, Teresia A. Carreon, Lindsey M. Schader, Chiu-Hsieh Hsu 199-207
Cervical Cancer Screening in Inflammatory Bowel Disease: Who Should Be Screening? Abstract HTML PDF
Anuj Chhaparia, Florence Odufalu, Mitchell Edwards, Krishna Patel, Kara Christopher, Katie Schroeder, Charlene Prather, Muhammad B. Hammami 208-216
Capsule Endoscopy Versus Colonoscopy in Patients With Previous Colorectal Surgery: A Prospective Comparative Study Abstract HTML PDF
Claudio Fiorillo, Giuseppe Quero, Fabio Longo, Pietro Mascagni, Michel Delvaux, Didier Mutter 217-224

Browse  Journals  


Journal of clinical Medicine Research

Journal of Endocrinology and Metabolism

Journal of Clinical Gynecology and Obstetrics

World Journal of Oncology

Gastroenterology Research

Journal of Hematology

Journal of Medical Cases

Journal of Current Surgery

Clinical Infection and Immunity

Cardiology Research

World Journal of Nephrology and Urology

Cellular and Molecular Medicine Research

Journal of Neurology Research

International Journal of Clinical Pediatrics






Gastroenterology Research, bimonthly, ISSN 1918-2805 (print), 1918-2813 (online), published by Elmer Press Inc.             
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