Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There low lung volumes , which results in bronchovascular crowding . Note is made of chronic elevation of the right hemidiaphragm , unchanged . The cardiomediastinal and hilar contours are unchanged . There is no pneumothorax , pleural effusion , or focal consolidation . Metallic clips project over the right upper quadrant .
    OUTPUT:
    
No acute cardiopulmonary process .