Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy . Mild to moderate enlargement of the cardiac silhouette is re - demonstrated . No focal consolidation is seen . There is no large pleural effusion or pneumothorax . Mediastinal contours are stable . No pulmonary edema is seen .
    OUTPUT:
    
Enlarged cardiac silhouette . No focal consolidation or large pleural effusion . No pulmonary edema .