Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is not engorged . Lungs are hyperinflated but clear without focal consolidation . No pleural effusion or pneumothorax is present . Moderate multilevel degenerative changes are seen in the thoracic spine . Clips are noted in the left upper quadrant of the abdomen .
    OUTPUT:
    
No acute cardiopulmonary abnormality .