Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . The cardiac silhouette size appears mildly enlarged . Mediastinal and hilar contours are unchanged . Previous pattern of mild pulmonary edema has improved . Persistent small left pleural effusion with adjacent atelectasis is re - demonstrated . A trace right pleural effusion may be present . There is no pneumothorax . Amorphous calcifications are noted adjacent to the lateral aspect of the right humeral head suggestive of calcific tendinopathy .
    OUTPUT:
    
Interval improvement in mild pulmonary edema . Persistent small left pleural effusion and left basilar atelectasis . Possible trace right pleural effusion .