Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . Mediastinal and hilar contours are unchanged with known mediastinal lymphadenopathy better appreciated on the prior CT . Pulmonary vasculature is normal . No focal consolidation , pleural effusion , or pneumothorax is present . Scarring within the lung apices appears unchanged . No acute osseous abnormality is detected . Oral contrast material seen within the splenic flexure .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Known mediastinal lymphadenopathy is better seen on the previous chest CT .