Indian Journal of Otology

Contralaterol hearing loss, after resection of an acoustic neuroma is a rare. complication with an immediate or delayed onset. Hearing loss in such cases tend to be severe and progressive with sudden onset.Hearing loss in the contralateral ear has been attributed Lo va'rious causes including vasospasm, brainstem shifts, cochleo labyrinthitis, meningitis, increasedCSF pressure and noise induced hearing loss. A detailed case report of sudd'lZn hearing loss. in the contralateral ear of a postoperative acoustic tumor patient is presented and discussed with reference to the possible etiology and its implications.