[A man with haematochezia and abdominal pain].

A 83-year-old male was admitted to the Emergency Department with acute haematochezia and abdominal pain. At digital rectal examination multiple soft distensions were palpable. Sigmoidoscopy revealed ischaemia of the rectum with severe gangrene. The patient was discharged after fluid resuscitation. Follow-up sigmoidoscopy 4 weeks later showed a fully recovered rectum.