动脉瘤性蛛网膜下腔出血(SAH)后常伴发急性脑积水(AH),用 CT 的双尾(两尾状核)指数测定,发现在 SAH 发病72h 内20%有 AH,一周内达22%。但 AH 的发生与脑室血存在与否的关系尚有争论,故作者对此进行了研究。作者对发病后72h 内就诊的全部 SAH 患者共246例进行研究,其中男152例,女94例,首次 CT Aneurysmal subarachnoid hemorrhage (SAH) often accompanied by acute hydrocephalus (AH), with two-tailed CT (two caudate nucleus) index test found that within 72h SAH onset within 20% AH, within a week Up to 22%. However, the occurrence of AH and the presence or absence of ventricular blood is still controversial, so the author studied this. The authors of a total of 246 cases of SAH patients within 72 hours after onset of treatment were studied, including 152 males and 94 females, the first CT