Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size remains moderately enlarged . Mild pulmonary vascular congestion persists , perhaps slightly progressed compared to the previous exam . There are persistent small bilateral pleural effusions and bibasilar atelectasis . No pneumothorax is demonstrated . Clips are noted within the right upper abdomen likely related to prior cholecystectomy . There are multilevel degenerative changes in the thoracic spine .
    OUTPUT:
    
Mild congestive heart failure and small bilateral pleural effusions . Bibasilar atelectasis .