Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is top normal , unchanged . Prominent epicardial fat pad is again noted . Mediastinal and hilar contours are stable , with minimal tortuosity of the thoracic aorta again noted . Pulmonary vascularity is normal . Lungs remain hyperinflated , with unchanged mild thickening of the minor fissure . No focal consolidation , pleural effusion or pneumothorax is detected . There are mild degenerative changes in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .