Abstract: Although stroke usually occurring in the elderly, the incurrence of stroke in youth is increasing year by year. There are many diverse causes of stroke in young adults. Principal causes are premature atherosclerosis, cervical artery dissection, cardioembolism, immunological disorders and so on. This article reviews the etiology and risk factors of youth stroke.

Key words: Stroke; Youth; Etiology; Risk factor

摘要： 卒中好发于老年人，但近年来研究显示青年人卒中发病率呈逐年上升趋势。青年卒中病因复杂繁多，主要的病因有早发性动脉粥样硬化、颈部动脉夹层、心源性脑栓塞、免疫性疾病等。现就青年卒中的病因、危险因素予以综述。

关键词: 卒中; 青年; 病因; 危险因素