作者对1960～1984年在加拿大 Rochaster地区的1382例脑梗塞患者作腔隙性梗塞(LI)的流行病学分析。1975年前是根据临床诊断,包括纯运动性偏瘫、未累及面部的纯运动性偏瘫、纯感觉性卒中、及未累及面部的纯感觉性卒中、共济失调性轻偏瘫、构音障碍-笨拙手综合征及偏侧颤搐、偏侧徐动和偏侧张力障碍。1975年后尚有 CT 和尸检诊断,但为了比较,发病率仍按临床诊断计算。发病率 1382例中 LI 159例(12%),平 The authors analyzed the epidemiological analysis of lacunar infarction (LI) in 1382 cerebral infarction patients in Rochaster, Canada from 1960 to 1984. Before 1975 is based on clinical diagnosis, including pure motor hemiplegia, facial pure motor hemiplegia, pure sensory stroke, and pure sensory stroke without involvement of the face, ataxia hemiparesis, dysarthria - clumsy Hand syndrome and hemifacial twitching, lateral Xu move and lateral dystonia. After 1975 there CT and autopsy diagnosis, but for comparison, the incidence is still calculated according to clinical diagnosis. The incidence of 1382 cases LI 159 cases (12%), flat