Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to 1 day earlier , I doubt significant interval change . Again seen is the left lower lobe collapse / consolidation , possibly slightly improved . No new infiltrate and no CHF , effusion , or pneumothorax detected . Asymmetric left apical pleural / parenchymal scarring again noted . Cardiomediastinal silhouette grossly unchanged . Lines and tubes are similar in appearance .
    OUTPUT:
    
Left lower lobe collapse and / or consolidation again seen , possibly slightly improved . Otherwise , doubt significant interval change .