Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear unremarkable . The large right perihilar consolidation , likely representing infection , has improved since the most recent prior examination of ___ . Minimal air - fluid level is noted within the neoesophagus on the lateral view .
    OUTPUT:
    
Improved right perihilar consolidation likely representing infection .