In all of the following increased cardiac silhouette sign is seen except -
Pericardial effusion, Aortic regurgitation and Ebstein anomaly cause cardiomegaly (increased cardiac silhouette).
In TOF, there is normal size cardiac silhouette.
Tetralogy of Fallot's
Pericardial effusion
Aortic regurgitation
Ebstein anomaly
Tetralogy of Fallot's