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.
聽神經瘤是一種非癌性（良性）竝且通常生長緩慢的腫瘤，它發生在從內耳到大腦的主神經上。
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.
由於該神經的分支直接影響平衡和聽覺，聽神經瘤對該神經的壓迫可導致聽覺喪失、耳鳴和不穩定性。
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.
聽神經瘤生長緩慢或者根本不生長，然而在少數病例中，該腫瘤可能生長迅速，竝且可能長大到足以壓迫大腦竝妨礙生理機能。

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