PURPOSE To demonstrate the clinical values of using low tube voltage,prospective ECG-triggering cardiac CT scan with ada......

Purpose To assess image quality and contrast and radiation dose in cardiac CT in children with congenital heart disease ......

目的:通过比较在不同管电压、不同浓度对比剂的条件下肺动脉成像的影像质量以及患者所接受的辐射剂量,探讨“双低”技术肺动脉成像......