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.
中风是由于脑部的大血管破裂，或更常见的是，脑血管的阻塞引起。
It occurs when a blood vessel in the brain bursts or, more commonly, when a blockage develops.
应用推荐