Congenital malformation of the middle ear.
D004427:Ear Diseases / Q000151:congenital; D004429:Ear Ossicles / Q000002:abnormalities / Q000098:blood supply / Q000196:embryology / Q000473:pathology / Q000601:surgery; D004432:Ear, Middle / Q000002:abnormalities* / Q000473:pathology / Q000601:surgery; D005276:Fenestration, Labyrinth; D006801:Humans; D014433:Tympanoplasty