Congenital anomalies of the stapes and facial nerve.
D000293:Adolescent; D004427:Ear Diseases / Q000151:congenital*; D004429:Ear Ossicles / Q000002:abnormalities*; D004432:Ear, Middle / Q000601:surgery*; D005154:Facial Nerve / Q000002:abnormalities*; D006801:Humans; D008297:Male