Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the nasogastric tube . An upper abdomen drainage catheter and biliary stent are in unchanged position . Bibasilar atelectasis persists . Heart size and mediastinal contours are stable . No pleural effusion or pneumothorax . No focal consolidation . Stable S - shaped scoliosis . Small hiatal hernia .
    OUTPUT:
    
Overall stable appearance of the chest after removal of NG to with bibasilar atelectasis but no evidence of pneumonia .