lesion

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Colonoscopy: Hepatic Flexure Subtle Lesion -...

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Here is a subtle lesion in the colon - flat lesion, easy to overlook. It is important to have an excellent colon preparation, free of any stools, and careful examination of the colon wall looking for...

Colonoscopy: Cecum Subtle Flat Lesion

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A clean preparation and careful examination of the colon wall are critical for the detection of subtle flat lesions.

Colonoscopy: Cecal Recurrent Lesion in the Midst...

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The video shows cecal recurrent lesion in the midst of another cancer.

Colonoscopy: Anal squamous cell cancer insitu...

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A challenging problem of a resection of polyp located in anal canal. Pathology revealed a squamous cell cancer in-situ. A video with author's commentary.

Colonoscopy: Cecum - Large Pedunculated Polyp...

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A video presenting a technique for giant cecal polyp resection. A video with author's commentary

Colonoscopy: Large IC valve/ascending colon EMR...

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A challenging case of a large LST tumor of IC valve. Video with author's commentary

Colonoscopy: Ascending Colon Tethered Polyp -...

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A video of ascending colon tethered polyp resection using a hybrid EMR technique. Video with author's commentary.

Colonoscopy: Endoscopy Tattoo - Graphic illustration

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A graphic presentation on how to place an endoscopic tattoo to mark the site of lesion. Video with author's commentary.

Colonoscopy: Assessment of a flat lesion - Graphic...

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A graphic illustration of how to assess a flat lesion in the colon. Video with author's commentary

Colonoscopy: Ascending Colon - EMR - two lesion...

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A film presenting the resection of two lesions in the ascending colon. Video with author's commentary.

Colonoscopy: Ascending Colon Polyp EMR+APC+Clip...

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An EMR of ascending colon polyp with audio description

Colonoscopy: Proximal Ascending Colon Flat Lesion...

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When a polyp goes from a valley to hill top, inject on the hill top to facilitate resection. If you inject in the valley, the hill top may be out of sight and tough to cut.

Colonoscopy: Tethered Sigmoid Colon Polyp Resection

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A resection of tethered polyp in sigmoid colon. A combination of two techniques - submucosal injection and underwater resection - was used.

Colonoscopy: Transverse Colon - Polyp Surrounded...

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Skirt Lesion: Whenever you see a polyp and it looks small, do not jump and remove it. Take time to examine whether is anything else surrounding it. In this video you see a small polyp (pinkish) and when...

Colonoscopy: Transverse colon flat lesion - difficult...

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A case of flat lesion in transverse colon. The resection was difficult due to two prior attempts of resection which made the lesion tethered

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