Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated with flattening of the diaphragms suggestive of underlying COPD . The heart is mildly enlarged . The aorta is tortuous and diffusely calcified . Mediastinal and hilar contours otherwise are unremarkable . Pulmonary vascularity is not engorged . No focal consolidation , pleural effusion or pneumothorax is identified . There are minimal streaky bibasilar atelectatic changes . No acute osseous abnormalities are present . Mild multilevel degenerative changes are seen in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Probable COPD .