Congenital middle ear disease.
D000293:Adolescent; D000368:Aged; D001299:Audiometry; D002675:Child, Preschool; D002781:Cholesteatoma / Q000601:surgery; D000013:Congenital Abnormalities / Q000150:complications; D004427:Ear Diseases / Q000601:surgery; D004432:Ear, Middle / Q000002:abnormalities*; D005260:Female; D006311:Hearing Disorders / Q000196:embryology*; D006801:Humans; D008297:Male