Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The patient is status post median sternotomy . There are small bilateral pleural effusions with overlying atelectasis . No overt pulmonary edema is seen . The cardiac silhouette remains top normal to mildly enlarged .
    OUTPUT:
    
Small bilateral pleural effusions with overlying atelectasis .