title: Spontaneous pseudomembranous colitis not associated with Clostridium difficile.
abstract: This paper describes two patients who developed macroscopically and microscopically typical pseudomembranous colitis without prior exposure to antimicrobial agents and without detectable Clostridium difficile or its toxin in the faeces.
mesh_terms: D001426:Bacterial Proteins; D001427:Bacterial Toxins / Q000302:isolation & purification; D002648:Child; D003013:Clostridium / Q000302:isolation & purification; D004761:Enterocolitis, Pseudomembranous / Q000209:etiology* / Q000382:microbiology / Q000473:pathology; D005243:Feces / Q000382:microbiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D001426:Bacterial Proteins; D001427:Bacterial Toxins; C031815:toxB protein, Clostridium difficile