Table 1 Indications for CMR in congenital heart disease

1. General

   Initial evaluation and follow-up of congenital heart disease

C II/A I

   Evaluation of right and left ventricular volumes, mass, and function

I

   Measurement of the pulmonary-to-systemic flow ratio

I

2. Shunts lesions

   Patent foramen ovale

III

   Atrial septal defects

C III/A II

   Sinus venosus defects

I

   Anomalous pulmonary venous connection

I

   Ventricular septal defects

C III/A II

   Atrioventricular septal defects

C III/A II

   Patent ductus arteriosus

C III/A II

   Aorto-pulmonary window

C III/A II

   Systemic-to-pulmonary artery collaterals

I

3. Valve lesions^a

   Tricuspid valve disease, including Ebstein disease

II

   Pulmonary valve disease

II

   Mitral valve disease

III

   Aortic valve disease

II

4. Arterial lesions

   Aortic coarctation and interrupted aortic arch

C II/A I

   Vascular rings

I

   Supravalvular aortic stenosis

C III/A II

   Coronary anomalies

C II/A I

   Pulmonary artery stenosis

C II/A I

5. Conotruncal lesions

   Tetralogy of Fallot

C II/A I

   Double outlet right ventricle

I

   D-loop transposition of the great arteries

C II/A I

   Congenitally corrected transposition of the great arteries

I

   Truncus arteriosus

I

6. Complex disease

   Heterotaxy syndrome

I

   Single ventricle heart disease

I