Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . The lungs are hyperinflated with flattening of the diaphragms suggest chronic obstructive pulmonary disease . Cardiomediastinal and hilar contours are unremarkable . A tortuous aorta is again noted . There is no pleural effusion or pneumothorax . Degenerative changes are seen along the spine .
    OUTPUT:
    
No acute cardiopulmonary process .