Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are hyperinflated with flattening of the diaphragms . The heart size is normal . Diffuse atherosclerotic calcifications of the thoracic aorta are present . The pulmonary vasculature is normal . Mediastinal and hilar contours are unremarkable . Lungs are clear , without focal consolidation . No pleural effusion or pneumothorax is present . There are mild degenerative changes in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Hyperinflated lungs suggestive of COPD .