Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size remains mildly enlarged . Mediastinal and hilar contours are unchanged . Pulmonary vasculature is normal . No focal consolidation , pleural effusion or pneumothorax is present . Scarring within the lung apices is unchanged . No acute osseous abnormality is present .
    OUTPUT:
    
No acute cardiopulmonary abnormality .