Doppler eehocardiography 基本例句 超声心动图 All patients were diagnosed through two-dimensional and Doppler echocardiography or cardioangiography.Primary correction was performed under cardiopulmonary bypass on all patients.全部病例术前均行二维超声心动图或心导管造影检查确诊,均在体外循环下行根治性手术。