Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . Small left pleural effusion is re - demonstrated along with left basilar opacity , likely atelectasis . A trace right pleural effusion is also demonstrated , new in the interval . Remainder of the lungs are clear without focal consolidation . No pneumothorax is identified . Moderate multilevel degenerative changes are seen in the thoracic spine .
    OUTPUT:
    
1 . New small right pleural effusion . 2 . Small left pleural effusion and associated left basilar atelectasis , not appreciably changed in the interval .