Ｘ综合征简介Ｘ综合征的描述只有２０多年的历史，１９７３年由ＫｅｍＰ命名并获认可。目前对Ｘ综合征有两种概念，广义概念为凡是冠脉造影正常的胸痛者；狭义概念有严格的诊断标准，即①有典型心绞痛发作；②次极量运动试验阳性；③冠脉造影正常，④麦角新碱激发试验阴性... Introduction to Syndrome X Syndrome is described for more than 20 years and was named and approved by KemP in 1973. Currently there are two concepts of syndrome X, the general concept of angiography for any common chest pain who; narrow sense of the concept of strict diagnostic criteria, namely ① typical angina attacks; ② submaximal motor test was positive; ③ coronary angiography was normal , ④ ergonovine excitation test negative ...