Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . A nasogastric tube initially terminates within the left main bronchus , however , subsequent radiographs demonstrate repositioning with termination within the stomach . The heart size is top normal . The hilar and mediastinal contours are within normal limits . There is no pneumothorax , focal consolidation , or pleural effusion .
    OUTPUT:
    
Nasogastric tube , initially positioned within the left main bronchus , subsequently repositioned into the stomach .