Objective The outbreak mechanism that study brief cerebralischemia go into action Transient ischemic attack (TIA) and in brain obstruct of clinical meaning.
目的探讨短暂性脑缺血发作（TIA）的发病机制及在脑梗死中的临床意义。
2
Carotid artery lesion plays an important role in the occurrence of cerebral infarction, transientcerebralischemia and vertebrobasilar artery insufficiency.
颈内动脉病变在脑梗死、短暂性脑缺血、椎基底动脉供血不足等疾病的发生中起重要作用。
3
Results 210 patients with transient ischemic attack, there are 119 patients with MR diffusion imaging examination showed abnormal cerebralischemia, indicating positive rate(56.7%, 119/210);