Table 5 Comparison of CMR with other imaging modalities as it relates to transposition of the great arteries
Characteristics | CMR | Transthoracic echocardiography | Cardiac computed tomography | Nuclear scintigraphy |
|---|---|---|---|---|
Radiation exposure | − | − |  +++  |  ++++  |
Safety with pacemakers |  +  |  ++++  |  +++  |  +++  |
Ventricular dysfunction |  ++++  |  ++  |  ++  | − |
Myocardial ischemia |  ++++  |  +  | − |  ++++  |
Coronary artery anatomy |  +++  |  ++  |  ++++  | - |
Coronary artery stenosis |  +++  | − |  ++++  |  ++  |
Supravalvar aortic or pulmonary stenosis |  ++++  |  ++++  |  ++++  | − |
Branch pulmonary artery stenosis |  ++++  |  ++  |  ++++  | ( +) |
Neoaortic root dilation |  ++++ |  +++  |  ++++  | − |
Neoaortic valve regurgitation |  ++++  |  ++  | − | − |