Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A nasogastric tube terminates in the stomach . The heart is normal in size . The mediastinal and hilar contours appear within normal limits . There is no pleural effusion or pneumothorax . The lungs appear clear . No free air is identified .
    OUTPUT:
    
1 . Nasogastric tube terminating in the stomach . 2 . No evidence of acute cardiopulmonary disease .