Colonoscopy findings in patients with haematochezia in Benin (South-South Nigeria): A 9-year prospective study.

Background: Colonoscopy is an important armamentarium in the investigation of haematochezia. Patients with haematochezia are very anxious about the presence of blood in their faeces. They are usually referred for diagnostic colonoscopy based on the presence of blood in stool or anaemia.