Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Coronary artery stent is identified . Cardiac silhouette size remains mildly enlarged . The aorta is tortuous . There is mild pulmonary edema . Small bilateral pleural effusions are noted . There is no focal consolidation or pneumothorax . Vascular stents are noted in the upper abdomen .
    OUTPUT:
    
Mild congestive heart failure with small bilateral pleural effusions .