title: [A button battery in the ear as cause of acute hearing loss and confusion in an elderly patient].
abstract: A 95-year-old memory-impaired man presented with acute hearing loss and confusion. A head CT showed a metallic foreign body (a button battery from a hearing aid) in the left external auditory canal. Damage caused by batteries, immediate treatment and incidence of batteries as foreign bodies in the elderly are discussed.
authors.affiliation: Middelfartvej 171, 5492 Vissenbjerg. linekannegaard@gmail.com
authors.forename: Line Kannegaard
authors.initials: LK
authors.lastname: Johannsen
authors.forename: Natalia
authors.initials: N
authors.lastname: Grundtvig
mesh_terms: D000369:Aged, 80 and over; D003221:Confusion / Q000209:etiology; D011211:Electric Power Supplies / Q000009:adverse effects*; D005547:Foreign Bodies / Q000000981:diagnostic imaging / Q000209:etiology* / Q000628:therapy; D046088:Hearing Loss, Unilateral / Q000000981:diagnostic imaging / Q000209:etiology* / Q000628:therapy; D006801:Humans; D008297:Male; D011859:Radiography; D016896:Treatment Outcome