Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are normal . Lungs are hyperinflated suggestive of underlying COPD . Lungs remain clear . No pleural effusion , focal consolidation or pneumothorax is demonstrated . Multilevel degenerative changes are noted in the thoracic spine with anterior osteophyte formation .
    OUTPUT:
    
No acute cardiopulmonary abnormality .