Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A hazy opacity of the right upper lobe is not significantly changed from prior studies . Otherwise , the remaining lung fields are clear without focal opacities . Cardiomediastinal and hilar contours are unremarkable . Sternotomy wires are intact . A nasogastric tube is seen with both the side port and the tip above the GE junction . Repositioning is advised . There is no pleural effusion or pneumothorax . No free intraperitoneal air .
    OUTPUT:
    
1 . Hazy opacity in the right upper lung field is not significantly changed and likely represent an area of chronic airspace disease . Overlying infection can not be excluded . 2 . Nasogastric tube with both side port and the tip above the gastroesophageal junction raised increased risk for aspiration . The tube should be advanced at least 12 cm . Discussed with Dr ___ ___ resident ) by Dr ___ ___ telephone immediately after discovery of the findings .