Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is mildly enlarged . The mediastinal and hilar contours are within normal limits with mild calcification of the aortic arch . There are perihilar ill - defined opacities , more pronounced within the right upper lung field , findings concerning for asymmetric pulmonary edema . Small right pleural effusion is noted . There is no pneumothorax . Old bilateral rib fractures are present .
    OUTPUT:
    
Moderate to severe asymmetric moderate pulmonary edema , worse on the right . Small right pleural effusion .