gastroenterology videos
Diffuse Colonic Varices (4 of 4)
Prominent vessels in the ascending colon. Ectopic varices are an unusual cause of gastrointestinal hemorrhage The clinician caring for patients with gastrointestinal bleeding must be aware of this...
Diffuse Colonic Varices (3 of 4)
Retroflexed image in the sigmoid colon shows some varices The term ‘‘ectopic varices’’ is sometimes reserved for abnormally dilated veins associated with gastrointestinal mucosa and, therefore, with...
Diffuse Colonic Varices (2 of 4)
The entire colon had prominent veins to the cecum Diagnosis of idiopathic colonic varices is most accurately achieved by mesenteric angiography. Etiology and natural history of ectopic varices Ectopic...
Diffuse Colonic Varices (1 of 4)
VARICES OF THE COLON apparently is an exceedingly rare condition. A 42 year old male, physician internist, diabetic with morbid obesity, present with rectal bleeding with dark red blood, nine months...
Colonic Lipoma (3 of 4)
" The Pillow Sign" Lipomas are soft, and typically exhibit a "pillow sign" where a dimple is left after compression wit the tip of the biopsy forceps. Lipoma. Fatty tumors can be indented with a...
Colonic Lipoma (2 of 4)
They occur most commonly in the ileum, and they may be single or multiple. Duodenal lipomas are mostly small but may become pedunculated with obstruction of the lumen
Colonic Lipoma (1 of 4)
Yellow mass was seen in the transverse colon. Lipomas are probably the commonest submucosal polyps occurring in the large bowel.
Colonic Lipoma (2 of 3)
This image as well as the video clip shows the exact site of the biopsy was taken, note the small round yellowish (fat). Removal of a portion of overlying mucosa with a biopsy forceps revealed the...
Colonic Lipoma (1 of 3)
Gastrointestinal lipomas are usually smooth globular lesions covered by normal mucosa, Lipomas are common benign mesenchymal tumors. They may develop in virtually all organs throughout the body. Mucosal...
Melanosis Coli (5 of 5)
Endoscopic Image of Melanosis Coli. Colonoscopy showing diffuse brownish pigmentation of the colonic mucosa compatible with melanosis coli.
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Gottumukkala Raju
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Ahmad Hormati
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Colonscopy Quiz by Dr. Raju
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