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 size is unchanged . There continues to be mild to moderate pulmonary edema , slightly improved in the interval . Right internal jugular vascular sheath has been removed . Bilateral carotid stents are again demonstrated within the neck . Widening of the mediastinal contours are unchanged , compatible with expected postoperative findings . Small bilateral pleural effusions are likely present . No pneumothorax is present .
    OUTPUT:
    
Mild to moderate pulmonary edema , slightly improved in the interval . Probable small bilateral pleural effusions .