Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are provided . The lungs are clear . No focal consolidation , effusion or pneumothorax . No free air below the right hemidiaphragm . The heart appears borderline enlarged . Mediastinal contour is unremarkable aside from an unfolded thoracic aorta . The bony structures appear intact , though there appears to be an old deformity of the right distal clavicle .
    OUTPUT:
    
Borderline cardiomegaly . Otherwise , normal study .