All
 E01 Diagnosis D003933 +
 E01.370 Diagnostic Techniques and Procedures D019937 +
 E01.370.370 Diagnostic Techniques, Cardiovascular D003935 +
 E01.370.370.380 Heart Function Tests D006334 +
 E01.370.370.380.220 Echocardiography D004452 +
 E01.370.370.380.220.220 Echocardiography, Doppler D015150 +
 E01.370.370.380.220.235 Echocardiography, Transesophageal D017548 
 E01.370.370.380.220.230 Echocardiography, Three-Dimensional D019560 +
 E01.370.370.380.220.228 Echocardiography, Stress D025401