Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild enlargement of the heart is re - demonstrated . Mediastinal contours are unchanged . There is mild pulmonary edema , with asymmetric opacity in the right lung compared to the left which may reflect asymmetric pulmonary edema . Small bilateral pleural effusions , right greater than left are also noted , with bibasilar atelectasis . No pneumothorax is detected . Moderate multilevel degenerative changes are noted in the thoracic spine .
    OUTPUT:
    
Probable asymmetric mild to moderate pulmonary edema , more pronounced on the right , with small bilateral pleural effusions .