colonoscopy
Colonoscopy: Sigmoid Colon Polyp Resection After...
The video shows sigmoid polyp EMR (endoscopic mucosal resection) after two prior incomplete resections.
Normal Adult Colonic Anatomy in Colonoscopy
Abstract: Embryological development of the colon is complex and often unpredictable. This gives rise to variable colonic configurations during colonoscopy. An appreciation of normal colonic anatomy and...
Colonoscopy: Ascending Colon LST-G Tumor 4 cm...
The video shows ascending colon LST-G tumor EMR (endoscopic mucosal resection).
Colonoscopy: Ascending Colon - Serrated Adenoma...
Lesion: Sessile serrated adenoma - tethered from prior biopsies Injection: Saline + Methylene Blue - 8 cc. Snare: 15 mm snare Electrosurgery: Endocut Q 3-1-3; Snare tip soft coagulation: 80W effect 4...
Colonoscopy: Cecum - SSA - Tethered to the Wall...
Prior incomplete resection could lead to tethering of the polyp to the muscle which makes it challenging to resect.
Colonoscopy: Ascending Colon Cancer
Although endoscopic resection is feasible in early superficially invasive adenoncarcinoma of the colon, it is not possible when the cancer goes deeper as evidenced by non-lifting sign after submucosal...
Colonoscopy: Rectum Enbloc Resection
The injection of saline is the most important aspect of EMR to position the polyp in such a way to facilitate en bloc resection. Here notice second injection on the proximal side of polyp to lift it up...
Colonoscopy: Transverse Colon Subtle Flat Lesion...
It is easy to miss this lesion if one has withdrawn the endoscope fast; hence I recorded the video to share and make a point to keep looking at all the walls of the colon during withdrawal. Injection:...
Colonoscopy: Descending Colon LST-NG EMR - Path:...
Location: Proximal Descending colon; prior biopsies Lesion: LST-NG ~ 4 cm Injection: Saline + Methylene Blue + 1:100,000 Epi; 50 ml Snare: Stiff Snare - 15 mm and 10 mm EndocutQ 3-1-5 Quality of lift:...
Colonoscopy: Hepatic Flexure EMR - LST-NG - Pathology...
Injection: Saline with Methylene Blue and 1:100,000 Epi Amount: 20 ml; single injection Snare; 15 mm and 10 mm stiff snare Endocut Q 3-1-5 APC: 0.8lts flow; 35 W; forced APC Clip closure
Colonoscopy: Rectum Mixed Granular Tumor Resection...
This video is about planning endoscopic resection. Here we injected 40 ml of saline with Methylene Blue and 1:100,000 epi, followed by three resections, starting with the sessile component first followed...
Colonoscopy: Sigmoid Colon - Two Prior Hot Snare...
Initially, we decided to defer resection as the polyp was on the right and upper wall and could not access it well; we tried to place the patient in supine and right lateral without much luck. Then we...
Colonoscopy: Five prior failed colonoscopies...
The video shows a minimal water exchange colonoscopy.
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