Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral radiographs of the chest demonstrate interval improvement in right lower lobe aeration . Heart size is stable and the hilar and mediastinal contours are normal . The lungs are otherwise clear and there is no pleural abnormality . The osseous structures are normal .
    OUTPUT:
    
Interval improvement of right lower lobe opacity with no acute cardiopulmonary process .