title: Hearing loss resulting from perilymph fistula. A presentation of two cases.
abstract: Two cases of perilymph fistula in the oval window are presented. In such cases hearing loss may be severe and vertigo may or may not be present. Early surgical intervention is recommended, but one should not hesitate to explore a suspected ear, even if considerable time has elapsed.
mesh_terms: D000328:Adult; D001299:Audiometry; D003638:Deafness / Q000209:etiology*; D004427:Ear Diseases / Q000150:complications; D004432:Ear, Middle / Q000293:injuries*; D005260:Female; D005402:Fistula / Q000150:complications* / Q000601:surgery; D006801:Humans; D007761:Labyrinthine Fluids; D008297:Male; D010498:Perilymph