Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are unchanged . Pulmonary vasculature is normal . No focal consolidation is demonstrated . Small bilateral pleural effusions are new compared to the previous exam . There is minimal atelectasis in the retrocardiac region . No focal consolidation or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Small bilateral pleural effusions and retrocardiac atelectasis .