Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The mediastinal and hilar contours are within normal limits . The pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is present . Mild degenerative spurring is noted within the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .