title: Infection of a prosthetic knee joint with Peptostreptococcus magnus.
abstract: Infection of a prosthetic knee joint with Peptostreptococcus magnus in an immunosuppressed patient with rheumatoid arthritis is described. The organism is a skin commensal, generally thought to be of low pathogenicity; the difficulty in making the diagnosis is emphasised.
authors.affiliation: Division of Rheumatology, Clinical Research Centre, Northwick Park Hospital, Harrow, Middlesex.
authors.forename: U M
authors.initials: UM
authors.lastname: Davies
authors.forename: A M
authors.initials: AM
authors.lastname: Leak
authors.forename: J
authors.initials: J
authors.lastname: Davé
mesh_terms: D001172:Arthritis, Rheumatoid / Q000601:surgery*; D001424:Bacterial Infections / Q000209:etiology* / Q000382:microbiology; D006801:Humans; D007720:Knee Prosthesis; D008297:Male; D008875:Middle Aged; D010462:Peptostreptococcus / Q000302:isolation & purification; D011183:Postoperative Complications / Q000382:microbiology