title: Phantom gallbladders.
abstract: The sensitivity of ultrasonography for detecting gallstones is high, but mishaps can occur. The three false positive cases we describe here illustrate problems which may be encountered in interpreting ultrasound images and in communication between the clinician, patient and ultrasonographer.
authors.affiliation: Royal Melbourne Hospital, Vic.
authors.forename: M L
authors.initials: ML
authors.lastname: Giles
authors.forename: J J
authors.initials: JJ
authors.lastname: Gome
authors.forename: H
authors.initials: H
authors.lastname: Ross
mesh_terms: D000328:Adult; D002763:Cholecystectomy; D002769:Cholelithiasis / Q000000981:diagnostic imaging* / Q000601:surgery; D003951:Diagnostic Errors; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D008875:Middle Aged; D012008:Recurrence; D014463:Ultrasonography