title: Spontaneous pseudomembranous colitis.
mesh_terms: D000328:Adult; D003013:Clostridium / Q000302:isolation & purification; D004761:Enterocolitis, Pseudomembranous / Q000175:diagnosis / Q000209:etiology* / Q000382:microbiology; D005243:Feces / Q000382:microbiology; D006801:Humans; D008297:Male; D012812:Sigmoidoscopy