Gastroenterology

Gastroenterology

Coloured Atlas

Aphthous Ulcer

Apthous ulcer of Crohn’s disease. Note: normal surrounding mucosa. (Courtesy of Dr. G. Kandel)

Apthous Ulcer

Esophageal Varices

Esophageal Varices (Courtesy of Dr. G. Kandel)

Upper GI Bleeding

Candida Esophagitis

(Courtesy of Dr. G. Kandel)

Candida Esophagitis

Barretts Esophagus

Columnar epithelium extends up into normal squamous epithelium in one quadrant. (Courtesy of Dr. G. Kandel)

Barretts Esophagus

Peptic Ulcer Disease

(Courtesy of Dr. G. Kandel)

Peptic Ulcer Disease

Bleeding Ulcer

Blood spurting from a small ulcer. (Courtesy of Dr. G. Kandel)

Bleeding Ulcer

Pseudomembranous Colitis

Pseudomembranous Colitis (Courtesy of Dr. G. Kandel)

Lower GI Bleeding

Ulcerative Colitis

Ulcerative Colitis
Diffuse, erythema, friability and loss of normal vascular pattern. (Courtesy of Dr. G. Kandel)

Ulcerative Colitis

Colonic Polyp

Removal with snare. (Courtesy of Dr. G. Kandel)

Colonic Polyp

Angiodysplasia

Angiodysplasia (“Watermelon stomach”) usually presents as anemia, can be treated by endoscopic coagulation. (Courtesy of Dr. G. Kandel)

Angiodysplasia

Internal Hemorrhoid

Internal Hemorrhoid
View by retroflexing colonscope. (Courtesy of Dr. G. Kandel)

Hemorrhoid