Sleep disorder is a common complication in patients with acute cerebral infarction,which is closely related to neurological recovery,quality of life,physical and mental health,hypertension,diabetes and other basic diseases.Some se-vere cases may increase the risk of cerebral infarction.Therefore,how to prevent and treat sleep disorders after acute cere-bral infarction and understand the pathogenesis of sleep disorders after acute ischemic stroke are very important.This paper briefly reviewed the pathogenesis of sleep disorders complicated by acute cerebral infarction,understood the clinical char-acteristics of sleep disorders after acute cerebral infarction,including increased sleep time,wake disorders and insomnia,and analyzed the related factors of sleep disorders in patients with acute cerebral infarction,hoping to provide references for the clinical diagnosis and treatment of patients with cerebral infarction accompanied by sleep disorders,in order to improve patients'sleep quality and promote patients'good recovery.