MoyaMoya病又称脑底异常血管网，是一种少见的慢性脑血管病，病因目前尚不清楚。我院自1997年以来经脑血管造影发现本病5例。现就本病的临床、X线表现特点及其发病机理分析报告如下。临床资料例1：女性，47岁。因“头痛、恶心、呕吐六天”为主诉入院。神经系统检查：双侧视乳头边 MoyaMoya disease, also known as abnormal brain network of blood vessels, is a rare chronic cerebrovascular disease, the etiology is not yet clear. Our hospital since 1997, cerebral angiography found 5 cases of the disease. Now on the clinical, X-ray features and pathogenesis of the report are as follows. Clinical data Example 1: Female, 47 years old. Because of “headache, nausea, vomiting for six days” as the main complaint. Nervous system examination: bilateral visual nipple edge