脑血管破裂是一种急剧发病，造成病人死亡或症状（可）持续24小时的局部脑血管病，又称卒中或中风(apoplexy或stroke)。死亡率高，致残率高。
脑血管破裂或阻塞可致突然的知觉丧失，而代谢异常（如糖尿病）或脑肿瘤所引起的昏迷则发病缓慢。
Coma caused by stroke can be sudden, while that caused by metabolic abnormalities (as in diabetes mellitus) or cerebral tumours comes on gradually.
室友把他送进了当地医院，诊断结果很可怕——小飞有先天性脑血管瘤，突然破裂造成他的左侧大脑大面积出血，情况危急。
My roommate send him into the local hospital diagnosis terrible - small fly with congenital brain hemangioma, burst of his left brain hemorrhage, large in critical condition.
结论：头颈部手术围手术期内脑血管意外的发生多与颈部大血管的损伤、破裂有关。
Conclusion: Head and neck surgery patients may undergo cerebrovascular accident of perioperative period during surgery, injury or rupture of blood vessels is the most important reason.
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