Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy . Left - sided pacer device is again seen , stable in position . There are small bilateral pleural effusion with overlying atelectasis . Left base opacity likely represents combination of pleural effusion and atelectasis , however an underlying consolidation not excluded . There is persistent enlargement of the cardiac silhouette . The aorta remains calcified and tortuous . There is mild pulmonary vascular congestion .
    OUTPUT:
    
Small bilateral pleural effusions and mild pulmonary vascular congestion . Persistent enlargement of the cardiac silhouette . Left base opacity likely represents combination of pleural effusion and atelectasis however , consolidation is not excluded in the appropriate clinical setting .