title: [Diagnostic image (156). A man with a hematoma behind the ear. Mastoid bone fracture].
abstract: After a fall against a concrete ridge, a 65-year-old man was seen at the first-aid department with a haematoma behind his right ear (Battle's sign) and blood loss from the external meatus. A CT scan showed a basal skull fracture located in the right mastoid bone.
authors.affiliation: Universitair Medisch Centrum Utrecht, afd. Neurologie, Postbus 85.500, 3508 GA Utrecht.
authors.forename: D J
authors.initials: DJ
authors.lastname: Nieuwkamp
authors.forename: J
authors.initials: J
authors.lastname: van Gijn
mesh_terms: D000058:Accidental Falls; D000368:Aged; D006406:Hematoma / Q000209:etiology*; D006801:Humans; D008297:Male; D008416:Mastoid / Q000293:injuries*; D012887:Skull Fractures / Q000150:complications / Q000175:diagnosis* / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed