Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is still an area of increased density in the left upper lobe projecting over the anterior aspect of the second rib measuring approximately 2 .9 x 2 .2 cm , improved from ___ . The cardiomediastinal silhouette is normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Improving left upper lung zone consolidation compared to ___ .