acoustic neuroma

音标发音

Acoustic neuroma is a noncancerous (benign) and usually slow-growing tumor that develops on the main nerve leading from your inner ear to your brain.
听神经瘤是一种非癌性（良性）并且通常生长缓慢的肿瘤，它发生在从内耳到大脑的主神经上。
Because branches of this nerve directly influence your balance and hearing, pressure from an acoustic neuroma can cause hearing loss, ringing in your ear and unsteadiness.
由于该神经的分支直接影响平衡和听觉，听神经瘤对该神经的压迫可导致听觉丧失、耳鸣和不稳定性。
Acoustic neuroma typically grows slowly or not at all, but in a few cases it may grow rapidly and become large enough to press against the brain and interfere with vital functions.
听神经瘤生长缓慢或者根本不生长，然而在少数病例中，该肿瘤可能生长迅速，并且可能长大到足以压迫大脑并妨碍生理机能。

a growth on a nerve in the brain that interrupts information being sent from the inner ear to the brain causing problems with hearing and balance

a benign brain tumour of the vestibulocochlear nerve, one of the nerves connecting the ear to the brain, which can cause hearing and balance problems