Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal , with a mildly tortuous aorta . Hilar contours are normal . The lungs are mildly hyperexpanded with lucent lung apices suggestive of COPD . Lungs are otherwise clear . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Mild hyperinflation of the lungs with apical lucencies suggestive of emphysema / COPD . No acute cardiopulmonary process .