Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The nasogastric tube has been retracted with its tip now located in the gastric fundus . There is a persistent increased left retrocardiac opacity . The lung volumes are low . No pneumothorax . Remainder the exam is unchanged .
    OUTPUT:
    
Retracted NGT , with its tip near the gastric fundus . Reviewed with Dr . ___