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目的探讨320层CT冠状动脉血管成像(CTA)在冠状动脉移植物搭桥(CABG)病人术后评估中的诊断作用。以有创的、定量分析的冠状动脉造影(ICA)作为参考标准。方法用320排探测器CT机行CTA,层厚0.5mm,机架旋转
Objective To investigate the diagnostic value of 320-slice CT coronary angiography (CTA) in the postoperative evaluation of patients undergoing coronary artery bypass grafting (CABG). With invasive, quantitative analysis of coronary angiography (ICA) as a reference standard. Methods 320 rows of detector CT machine line CTA, layer thickness 0.5mm, rack rotation