Objective To investigate the influencing factors on the image quality of 64-slice CT coronary angiography, and to discuss the value of ECG edition software of 64-slice CT in coronary artery imaging.

• 摘要目的探讨64层螺旋CT冠状动脉成像质量的影响因素，评估心电图编辑软件对提高冠状动脉成像质量的价值。