Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . Mediastinal and hilar contours are unremarkable . No pulmonary edema is present . The lungs are hyperinflated suggestive of COPD . No focal consolidation , pleural effusion or pneumothorax is identified .
    OUTPUT:
    
No acute cardiopulmonary abnormality .