Herniation of the facial nerve in the middle ear.
D000293:Adolescent; D004432:Ear, Middle / Q000473:pathology; D005154:Facial Nerve / Q000473:pathology; D005260:Female; D006547:Hernia / Q000473:pathology; D006801:Humans; D009413:Nerve Fibers, Myelinated / Q000473:pathology; D010523:Peripheral Nervous System Diseases / Q000473:pathology