结论冠状动脉变异有一定的临床意义，但是尚有待进一步研究。
Conclusion Coronary anomaly has its clinical significance, but need further study.
目的探讨多层螺旋CT（MSCT）在成年人先天性冠状动脉变异诊断中的临床应用价值。
Objective To discuss the clinical application value of multi-slice CT(MSCT) in the diagnosis of congenital coronary artery anomalies.
资料与方法回顾性分析331例成年人患者的冠状动脉MSCT造影资料，判断各种先天性冠状动脉变异。
Materials and Methods MSCT coronary artery angiography data of 331 patients were analyzed retrospectively to find the coronary artery anomalies.
结果4例患者变异的冠状动脉全部为MSCT造影所显示并明确诊断。
Results The anomalous coronary arteries in 4 patients were clearly displayed on MSCTA.
总体及各支冠状动脉图像质量与心率变异无显著相关性。
There was no significant correlation between HR variability and image quality of each coronary artery, nor overall segments.
总体及各支冠状动脉图像质量与心率变异无显著相关性。
There was no significant correlation between HR variability and image quality of each coronary artery, nor overall segments.
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