Hearing loss perior projection of right osseous labyrinth Groove ot greater petrosal on floor of skull Geniculum ot facial nerve Longitudinal Fractures Plane of anterior (suno Cochlear ne Conductive or mixed facal nerve vIl Opening of internal hearing loss Vestibulocochlear nerve IVI lateral horizontal 80% of CHL resolve vestibular nerve spontaneously y of temporal bone Transverse fractures S oi posterior Sensorineural hearing loss s likely to improveHearing loss Longitudinal Fractures ◼ Conductive or mixed hearing loss ◼ 80% of CHL resolve spontaneously ◼ Transverse Fractures ◼ Sensorineural hearing loss ◼ Less likely to improve