title: Actinomyces israelii endocarditis misidentified as "Diptheroids".
abstract: Actinomyces is a rare cause of endocarditis, however misidentification as Cornyebacteria often hampers the diagnosis.
authors.affiliation: Division of Infectious Diseases, Department of Medicine, University of Pittsburgh School of Medicine, University of Pittsburgh, 3550 Terrace Street, Pittsburgh, PA 15261, USA. ameshaa@aol.com
authors.forename: Amesh A
authors.initials: AA
authors.lastname: Adalja
authors.forename: Emanuel N
authors.initials: EN
authors.lastname: Vergis
mesh_terms: D000190:Actinomyces / Q000145:classification* / Q000302:isolation & purification*; D000192:Actinomycetales / Q000145:classification / Q000302:isolation & purification; D000196:Actinomycosis / Q000175:diagnosis* / Q000382:microbiology; D000369:Aged, 80 and over; D003951:Diagnostic Errors; D004697:Endocarditis, Bacterial / Q000175:diagnosis* / Q000382:microbiology; D006801:Humans; D008297:Male