Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hypoinflated , accounting for bronchovascular crowding . Compared with prior exam there is interval improvement of mild - to - moderate cardiomegaly . Otherwise cardiomegaly as on hilar contours unremarkable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Interval improvement of mild to moderate cardiomegaly compared with ___ . No evidence of acute cardiopulmonary process .