Potter G D, Sellin J H
Division of Gastroenterology, University of Texas Medical School, Houston.
Gastroenterol Clin North Am. 1988 Jun;17(2):341-56.
Lower gastrointestinal bleeding remains an important medical emergency. Most lower gastrointestinal bleeding is now known to come from angiodysplasia or diverticular disease. Accurate angiographic and colonoscopic diagnosis may lead to a better focus for treatment and improved survival.