'''Radiographic''' findings may include right ventricular enlargement (DV view seen at 1 o'clock), right atrial enlargement and pulmonary artery enlargement (DV view seen at 2 o'clock). Changes are seen most clearly on the dorsoventral view. | '''Radiographic''' findings may include right ventricular enlargement (DV view seen at 1 o'clock), right atrial enlargement and pulmonary artery enlargement (DV view seen at 2 o'clock). Changes are seen most clearly on the dorsoventral view. |