Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is small to moderate left and small right pleural effusions . Bibasilar opacities may represent combination of pleural effusion and atelectasis although underlying infection and / or aspiration are of concern . There are additional smaller patchy opacities in the mid lung zones bilaterally , decreased as compared to the prior study . No evidence of pneumothorax is seen . The patient is status post median sternotomy and CABG . The cardiac silhouette remains enlarged . The aorta is calcified and tortuous . Coronary stenting / calcification seen .
    OUTPUT:
    
Bilateral pleural effusions . Bibasilar opacities may represent combination of pleural effusion and atelectasis although underlying consolidation due to infection and / or aspiration may be present . Additionally , patchy opacities in the mid lungs bilaterally haveimproved since the prior study with residual remaining . Persistent enlargement of the cardiac silhouette .