Fistulas of the windows between the middle and inner ear.
D003051:Cochlea; D004427:Ear Diseases / Q000175:diagnosis; D004432:Ear, Middle; D005402:Fistula / Q000175:diagnosis*; D006801:Humans; D007759:Labyrinth Diseases / Q000175:diagnosis; D010046:Oval Window, Ear; D012405:Round Window, Ear; D014722:Vestibule, Labyrinth