Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two views of the chest again demonstrate increased retrocardiac opacity silhouetting the descending thoracic aorta . Unfolding of the aorta is noted . Heart size is mildly enlarged . Otherwise , the cardiomediastinal contours are normal . No pleural effusion or pneumothorax .
    OUTPUT:
    
Left lower lobe consolidation compatible with pneumonia in the appropriate clinical setting . Suggest repeat after treatment to document resolution .