摘要中华医学会神经病学分会和脑血管病学组在2015年编写的中国颅内静脉血栓形成诊断和治疗指南的基础上，结合近年国内外相关进展，反复讨论，修订了中国颅内静脉血栓形成诊断和治疗指南2019。本版指南推荐意见的背景资料更新至2019年12月，并将主要推荐意见进行了增补和细化。增补和修订主要内容涉及病因与危险因素、临床表现、影像学诊断、治疗和预防各个方面，是我国颅内静脉系统血栓形成诊断和治疗新的指导意见。

abstractsBased on the Chinese guidelines for diagnosis and treatment of cerebral venous sinus thrombosis 2015 by the Chinese Society of Neurology, Chinese Stroke Society, combined with the relevant progress clinically in China and abroad in recent years, the Chinese guidelines for diagnosis and treatment of cerebral venous thrombosis 2019 is issued after repeated discussions organized by Chinese Society of Neurology and Chinese Stroke Society. The background for the recommendations of the version is updated to December 2019, and the main recommendations are supplemented and detailed. The main contents of supplement and revision involve etiology and risk factors, clinical manifestations, neurological imaging, treatment and prevention. It is a new clinical instruction for the diagnosis and treatment of intracranial venous thrombosis in China.