Tag: colon bleeding

lower GI bleeding diverticula bleeding angiodysplasia GI bleed workup colon bleeding

Lower GI Bleeding: Diverticula, Angiodysplasia, and How Doctors Diagnose It

Lower GI bleeding is often caused by diverticula or angiodysplasia, especially in older adults. Learn how doctors diagnose and treat these common but serious causes of rectal bleeding, and what to expect after diagnosis.

December 1 2025