关键词: 脑梗死; 微栓子

Abstract: Microemboli signal (MES) is other exceptional ingredients except normalhaemocytes in the blood stream, the exceptional ingredients can detected by TCD on the real time.The appearance of MES prompts the occurrence of instable atherosclerotic plaque greatly, whichcan lead to embolism of distant small artery to artery intracalvarium. This article summarize thelatest knowledge on the MES and cerebral ischemic stroke, included the cause of disease, thelesion of neurological function, the relationships of correlated ingredient in blood, characteristicsof plaque, therapeutics and prognosis. Besides the article also pay close attention to the newcharacteristic and new monitoring method of the MES, the relationships of MES and other disease.

Key words: Brain infarction; Microemboli signal