Tag: redistribution of pulmonary blood flow

Cardiomegaly on CXR: X-ray chest PA view showing cardiomegaly. Right pulmonary artery (RPA) and right atrium (RA) are prominent. Tracheal shadow is seen in the mid line.

Biatrial enlargement on CXR Biatrial enlargement on CXR causing cardiomegaly with a right ventricular pattern of apex (lifted up). Right atrial enlargement is evidenced by shift of the