Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph ___ at 06 :05 is submitted .
    OUTPUT:
    
Lungs are hyperinflated suggestive of underlying emphysema . Endotracheal tube has its tip 4 cm above the carina . Nasogastric tube is seen coursing below the diaphragm with the tip not identified . No focal airspace consolidation is seen to suggest pneumonia . No pulmonary edema , pleural effusions or pneumothorax . Overall cardiac and mediastinal contours are unchanged .