Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The heart is of normal size with normal cardiomediastinal contours . Post - surgical changes are seen at the left hilum , compatible with known lingula - sparing left upper lobectomy . Right apical scarring and emphysema , similar to prior . No focal consolidation , pleural effusion , or pneumothorax . Osseous structures are unremarkable . No radiopaque foreign bodies .
    OUTPUT:
    
No acute cardiopulmonary process .