Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is marked interval improvement in focal opacity at the right lung base . Minimal streaky density persists . A small right posterior diaphragmatic hernia is unchanged . The heart is normal in size . The aorta is tortuous . Mediastinal structures are stable in appearance . The bony thorax is grossly intact .
    OUTPUT:
    
Clearing of right basilar consolidation . No new acute abnormality .