脑梗死多出现肢体瘫痪症状 ,但有极少部分患者出现锥体外系症状 ,表现为偏侧舞蹈症。我院 1992～ 2 0 0 3年共收治 12例 ,现结合文献分析报告如下 :1　临床资料1.1　一般资料　本组男 9例 ,女 3例。年龄 5 2～ 70岁 ,平均年龄 6 1岁 ,既往有高血压病史 8例 ,糖尿病史 6例 ,冠心 More symptoms of limb paralysis appear in patients with cerebral infarction, but there are very few patients with extrapyramidal symptoms, manifested as lateral chorea. Our hospital from 1992 to 2003, a total of 12 cases were treated, now combined with the literature as follows: 1 Clinical data 1.1 General Information The group of 9 males and 3 females. Age 5 2 ~ 70 years old, average age 6 1 year old, with a history of hypertension in 8 cases, history of diabetes 6 cases, coronary heart