颅内动脉瘤是严重威胁人类生命健康的一种疾病,是造成自发性蛛网膜下腔出血(SAH)的首位原因。该病最大的特点是致残率、致死率高。如何尽早诊断和治疗,是减少动脉瘤再次破裂导致残疾和死亡的关键。近年来,随着CT技术进步成熟,临床诊断率已大大提高。现就动脉瘤破裂的早期CT诊断综述如下。 Intracranial aneurysm is a serious disease that threatens the health of human beings and is the leading cause of spontaneous subarachnoid hemorrhage (SAH). The disease is characterized by the largest morbidity, high mortality. How to diagnose and treat as soon as possible is the key to reduce disability and death caused by rupture of aneurysm again. In recent years, with the CT technology advances mature, the clinical diagnosis rate has been greatly increased. The diagnosis of aneurysm rupture on the early CT are summarized below.