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目的比较在128层双源CT冠状动脉成像中应用不同低剂量扫描方案的图像质量、辐射剂量和它们与心率的关系。材料与方法此研究通过当地伦理委员会审查,所有病人都知情同意。272例病人(男175例,女97例,平均年龄分
Objective To compare the image quality, radiation dose and their relationship with heart rate using different low-dose scanning schemes in 128-slice double-source CT coronary angiography. Materials and Methods The study was reviewed by a local ethics committee and all patients were informed of their consent. 272 patients (175 males and 97 females, mean age