title: False positive mononucleosis screening test results associated with Klebsiella hepatic abscess.
abstract: False positive heterophile test results for infectious mononucleosis are rare but may lead to diagnostic confusion. A patient with Klebsiella hepatic abscess is described in whom a persistently false positive heterophile test resulted in delayed appropriate diagnosis and therapy.
authors.affiliation: Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts 02215.
authors.forename: P M
authors.initials: PM
authors.lastname: Ridker
authors.forename: G H
authors.initials: GH
authors.lastname: Enders
authors.forename: R P
authors.initials: RP
authors.lastname: Lifton
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005189:False Positive Reactions; D006801:Humans; D007244:Infectious Mononucleosis / Q000175:diagnosis / Q000473:pathology*; D007710:Klebsiella Infections / Q000175:diagnosis / Q000473:pathology*; D008100:Liver Abscess / Q000175:diagnosis / Q000473:pathology*; D008297:Male