The 68.2% of the patients suffered cerebral infarction existed a different degree of carotid artery affection. 69.8% of the patients had slight stricture of their carotid artery.

• 68·2%25的脑梗死患者存在不同程度的颈动脉病变,69·8%25的患者颈动脉轻度狭窄;