'Reversible vascular occlusion of the colon' causing rectal bleeding.
D000328:Adult; D000368:Aged; D003108:Colonic Diseases / Q000209:etiology; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008641:Mesenteric Vascular Occlusion / Q000150:complications*