Question

A 65-year-old man undergoes a colonoscopy for investigation of rectal bleeding which reveals a 3cm sessile polyp in the sigmoid colon. Biopsies confirm it is a villous adenoma with high-grade dysplasia. What is the most appropriate next step in management?

Accepted Answer

Surgical resection (sigmoid colectomy)

Answer

Endoscopic mucosal resection (EMR)

Answer

Polypectomy via snare during colonoscopy

Answer

Repeat colonoscopy in 1 year

Answer

CT colonography

Practice question

A 65-year-old man undergoes a colonoscopy for investigation of rectal bleeding which reveals a 3cm sessile polyp in the sigmoid colon. Biopsies confirm it is a villous adenoma with high-grade dysplasia. What is the most appropriate next step in management?