因脑瘤特别是恶性脑瘤出血而引起症状感化者并不少见。本文报告1例罕见的因听神经瘤发生出血引起蛛网膜下腔出血症状的病例。病例报告:病人男性,49岁,过去史及家族史无特殊。自1973年以来出现左耳听力轻度障碍,1975年耳鸣,1977年双侧视力减退,步行不稳,向左侧倾倒,直到1980年3月才因突然剧烈头痛、恶心、 It is not uncommon for those affected by brain tumors, especially those with malignant brain tumors, to cause symptoms. This article reports a rare case of subarachnoid hemorrhage due to bleeding from an acoustic neuroma. Case report: The patient is male, 49 years old. There is no special history or family history. There have been mild hearing impairments in the left ear since 1973, tinnitus in 1975, bilateral vision loss in 1977, an unstable walk, and leftward fall until March 1980 when sudden severe headache, nausea,