title: Pseudomembranous colitis caused by a toxin A(-) B(+) strain of Clostridium difficile.
abstract: We report a case of severe pseudomembranous colitis due to a toxin A(-) B(+) strain of Clostridium difficile in an immunosuppressed patient and discuss the implications for diagnostic testing in suspected C. difficile-associated diarrhea.
authors.affiliation: Department of Laboratory Medicine, University of Washington, Seattle, Washington 98195, USA. limaye@u.washington.edu
authors.forename: A P
authors.initials: AP
authors.lastname: Limaye
authors.forename: D K
authors.initials: DK
authors.lastname: Turgeon
authors.forename: B T
authors.initials: BT
authors.lastname: Cookson
authors.forename: T R
authors.initials: TR
authors.lastname: Fritsche
mesh_terms: D001426:Bacterial Proteins; D001427:Bacterial Toxins / Q000378:metabolism*; D016360:Clostridioides difficile / Q000302:isolation & purification / Q000378:metabolism*; D004761:Enterocolitis, Pseudomembranous / Q000382:microbiology*; D004768:Enterotoxins / Q000378:metabolism; D006801:Humans; D016867:Immunocompromised Host; D008297:Male; D008875:Middle Aged
chemical_list: D001426:Bacterial Proteins; D001427:Bacterial Toxins; D004768:Enterotoxins; C041348:tcdA protein, Clostridium difficile; C031815:toxB protein, Clostridium difficile