GASTROENTEROLOGY

Diagnosis of Barrett’s Esophagus

Feb 12, 2019 by in GASTROENTEROLOGY Comments Off on Diagnosis of Barrett’s Esophagus

Abstract Barrett’s esophagus is a condition in which normal stratified squamous epithelium of the esophagus is replaced with columnar epithelium. It is the primary precursor lesion for esophageal adenocarcinoma and…

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Fluctuating Risk Factors and Epidemiology

Feb 12, 2019 by in GASTROENTEROLOGY Comments Off on Fluctuating Risk Factors and Epidemiology

Abstract Barrett’s esophagus (BE) is an acquired condition associated with severe gastroesophageal reflux disease (GERD) and has a malignant predisposition. The overall prevalence of BE in general population varies between…

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A Disease Entity Is Identified

Feb 12, 2019 by in GASTROENTEROLOGY Comments Off on A Disease Entity Is Identified

Abstract Barrett’s esophagus (BE) is the presence of metaplastic columnar epithelium in the lower portion of the esophagus, which is normally lined with stratified squamous epithelium. The main cause of…

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Duodenum and Small Bowel

Feb 5, 2019 by in GASTROENTEROLOGY Comments Off on Duodenum and Small Bowel

Introduction Routine endoscopy is primarily limited to examination of the duodenal bulb and second portion of the duodenum, with an occasional glimpse of the third portion. With the availability of…

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Hepatobiliary Tract and Pancreas

Feb 5, 2019 by in GASTROENTEROLOGY Comments Off on Hepatobiliary Tract and Pancreas

Introduction Video endoscopic technology has simplified the mechanics of endoscopic retrograde cholangiopancreatography (ERCP). Identification of anatomic landmarks such as the entrance into the stomach, the incisura angularis (gastric notch), and…

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Anorectum

Feb 5, 2019 by in GASTROENTEROLOGY Comments Off on Anorectum

Introduction Management of diseases of the anorectum has traditionally been relegated to the proctologist, often a surgeon. The ease of sigmoidoscopy and the advent of video technology have provided the…

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Colon

Feb 5, 2019 by in GASTROENTEROLOGY Comments Off on Colon

Introduction The colon can be divided into six segments both anatomically and endoscopically. Unlike in the stomach, the histology of the colon is relatively uniform. These segments can be divided…

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Stomach

Feb 5, 2019 by in GASTROENTEROLOGY Comments Off on Stomach

Introduction The stomach functions to store food and begin the process of digestion. It can be divided physiologically, anatomically, and endoscopically. Upon entering the stomach, one looks directly toward the…

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