我科于1978～1989年共收治脑血栓形成患者(简称脑血栓)53例,其中,在安静状态下患病(简称静脑血栓)28例,在活动状态下患病(简称动脑血栓)Z5例。既往少见文献报道老年人在活动状态下脑血栓形成,现将资料完整的25例作一临床分析。临床资料本组男22例,女3例。男女之比为7.3:1。45～59岁组11例(44％),60岁以上的14例(58％)。1.发病季节:本病一年四季均有发病,以1～6月发病最多(17例,67.1％)。这可能与气温、气压变化有关。11～12月8例,占32.9％。2.发病时间:按昼夜24小时计算,0～6时发病占8％,7～12 53 cases of patients with cerebral thrombosis (referred to as cerebral thrombosis) were treated in our department from 1978 to 1989. Of them, 28 cases were under the condition of quiet (referred to as static cerebral thrombosis), and Z5 example. Previously rare literature reports of cerebral thrombosis in the active state of the elderly, now a complete data of 25 cases for a clinical analysis. Clinical data The group of 22 males and 3 females. The ratio of men to women was 7.3: 11 (44%) in the 1.45- to 59-year-old group and 14 (58%) over the age of 60. 1. Sick season: The disease incidence all year round, the most incidence in 1 to 6 months (17 cases, 67.1%). This may be related to temperature and pressure changes. 11 to December 8 cases, accounting for 32.9%. 2. onset time: calculated by day and night 24 hours, 0 to 6:00 incidence of 8%, 7 to 12