Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette and hilar contours are normal . Previously appreciated left lower lung consolidation is improved but with persistent small left pleural effusion . There is no pneumothorax . Right lung is clear . A PEG tube projects over the left upper quadrant .
    OUTPUT:
    
Interval improvement in the left lower lung consolidation which likely represented atelectasis . Persistent small left pleural effusion .