Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Moderate enlargement of the cardiac silhouette is re - demonstrated . The aorta is tortuous as seen previously . Mild pulmonary edema is not substantially changed in the interval . Previously noted small bilateral pleural effusions have nearly completely resolved . No pneumothorax is present . Patchy opacities in the retrocardiac region may reflect atelectasis . There is no acute osseous abnormality .
    OUTPUT:
    
Mild pulmonary edema , as seen on the previous study , with near complete resolution of previously seen small bilateral pleural effusions .