Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A nasogastric tube terminates within the stomach . Moderate right atelectasis has recurred since the ___ 4 : 20 PM radiograph with new right mediastinal shift . There is a small right pleural effusion . The heart size is normal . The hilar and mediastinal contours remain within normal limits . Again seen is mild rightward mediastinal shift . There is no pneumothorax .
    OUTPUT:
    
1 . Moderate right atelectasis has recurred since the ___ 16 :23 examination . 2 . Nasogastric tube terminating within the stomach .