Cerebrovascular diseases are brain lesions caused by various cerebrovascular diseases. They are often heard in daily life only by different classifications with different terms. “cerebral thrombosis”, “stroke”, “stroke”, “cerebral infarction”, “cerebral embolism” “transient ischemic attack”, “cerebral insufficiency of blood supply”, “lacunar cerebral infarction”, “cerebral hemorrhage”, “cerebral hemorrhage “cerebral hemorrhage” …… are actually all cerebrovascular diseases. According to their nature, they can be divided into two categories: ischemic cerebrovascular diseases (e.g., cerebral infarction) and hemorrhagic cerebrovascular diseases (e.g., cerebral hemorrhage). According to its process can be divided into two kinds of acute cerebrovascular disease (such as: stroke) and chronic cerebrovascular disease, other can also be classified by site, size, etc.