Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated consistent with underlying COPD / emphysema . There is no focal consolidation , pleural effusion or pneumothorax . The pulmonary vasculature is not engorged . The cardiomediastinal and hilar contours are within normal limits . No acute osseous abnormality is detected .
    OUTPUT:
    
COPD / emphysema without acute cardiopulmonary process .