Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The NG tube terminates in the distal esophagus and needs to be advanced significant background lung disease is identified including postoperative changes in the left apex . ET tube remains in unchanged position . The appearances in the right base suggests a sharp demarcation with the heart border and attention on followup to exclude a developing basilar pneumothorax suggested
    OUTPUT:
    
NGT be knees . Advanced further .