gastroenterology videos
Colonoscopic Polypectomy (13 of 18)
Again, A rapid cut current was applied to prevent burning at the clip site.
Colonoscopic Polypectomy (12 of 18)
A rapid cut current was applied to prevent burning at the clip site.
Colonoscopic Polypectomy (11 of 18)
Colonoscopic Snare Polypectomy Colonoscopic surveillance is recommended for patients with adenomas because the risks of new (metachronous) adenomas and colorectal cancer among these patients are...
Colonoscopic Polypectomy (10 of 18)
Endoscopic clip ligation of polyp stalk to prevent bleeding after snare polypectomy. In this image and the video clip shown that the first hemoclip has been relapsed and he second hemoclip is going...
Colonoscopic Polypectomy (9 of 18)
Application of hemoclips. Resection of a pedunculated polyp with prophylactic hemoclips. A: pedunculated polyp with a 4.2-cm head and thick pedicle. hemoclips have been used prophylactically for...
Colonoscopic Polypectomy (7 of 18)
The tumor became ischemic, indicating that the blood supply of the tumor had vasoconstriction adequately.
Colonoscopic Polypectomy (6 of 18)
Again more dilute epinephrine (1:10,000) such as used in the mucosectomy is performed.
Colonoscopic Polypectomy (5 of 18)
A dilution of adrenaline with 1/10.000 in dextrosa 50% was injected in the base of the wide pedicle.
Colonoscopic Polypectomy (4 of 18)
Endoscopic View of A large and wide pedicle Polyp. Large pedunculated polyps (> 2-3 cm) are often easily removed with standard snare cautery techniques. The difficulty most commonly encountered is...
Colonoscopic Polypectomy (3 of 18)
The long stalk of the polyp was exposed by rotating the colonoscope’s position. The incidence of invasive cancer increasing with size as there is a 50% chance of villous adenoma more than 1 cm been...
Colonoscopic Polypectomy (2 of 18)
Large multilobulated tumor is displayed. Approx. 95% of all colorectal cancers arise from adenoma, a finding that underscores the importance of treatment and surveillance of gastrointestinal adenoma....
Colonoscopic Polypectomy (1 of 18)
A 55 year-old female, in a routine check-up, this mass was found at descending colon. Adenomatous tumor with a large and wide pedicle at descending was found. On the left lateral decubitus position,...
Ascending Colon Cancer (6 of 6)
Cancers of the descending and sigmoid colons may present with large bowel obstruction. Perforation is rare but may occur as a result of distention proximal to the tumor (usually in the cecum) or locally...
Ascending Colon Cancer (5 of 6)
Symptoms depend on the location of the primary tumor. Cancers of the cecum and ascending colon usually grow larger than left-sided tumors before symptoms occur. Fatigue, shortness of breath, and angina...
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Gottumukkala Raju
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Ahmad Hormati
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Gastroenterology Atlas
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EUS - ENDO
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SAGES - Society of American Gastrointestinal and Endoscopic Surgeons
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American Association for Primary Care Endoscopy
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Colonscopy Quiz by Dr. Raju
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