Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is enlarged but unchanged . The mediastinal contour is consistent with vessel tortuosity and enlargement of the main pulmonary arteries as seen on chest CT from ___ and is stable . The lungs are clear . There is no evidence of pleural effusion or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary process identified . Consider repeat CT scan of the chest for evaluation of previously described mediastinal lymphadenopathy seen on chest CT in ___ .