Tag: Palla’s sign

Aortic and pulmonary vascular abnormalities on CXR Aortic abnormalities on CXR Right aortic arch: Side of aortic arch is recognized by the indentation of tracheal air shadow. Normally

Convex upwards ST elevation in acute myocardial infarction is known as: 1. Westermark sign 2. Pardee's sign 3. Palla’s sign 4. Hampton's hump