Labyrinthine Ossification (Report of 2 Cases) / 听力学及言语疾病杂志

Two cases of labyrinthine ossification were founded in temporal bone exploration and in cochlear implantation. One was caused by temporal bone fracture, the other had bilateral profound sensorineural hearing loss but the reason for labyrinthine ossification was unknown. In this case,unilateral total labyrinthine ossification was not confirmed in preoperative CT scan.