自发性蛛网膜下腔出血约占脑血管意外病例的13～23％。它是一种严重的疾病,其第一决出血发作时死亡率即达33.3～58.8％左右。如不进一步采取诊断和治疗措施,则约三分之一的病人仍因反复出血发作而死亡。我院神经科自1957年5月到1963年11月共收治这类病人30例,多数都采用了脑血管造影 Spontaneous subarachnoid hemorrhage accounts for about 13 to 23% of cases of cerebrovascular accident. It is a serious disease, the mortality rate of which is about 33.3% ~ 58.8% at the first stroke. About one-third of patients still died of recurrent bleeding without further diagnosis and treatment. Neurology in our hospital from May 1957 to November 1963 were treated 30 cases of these patients, most of them have used cerebral angiography