Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are low in volume but clear . The cardiomediastinal silhouette , hilar contours and pleural surfaces are normal . No pleural effusion or pneumothorax is present . An ET tube is positioned 6 cm above the carina and by 2 - 3 cm for optimal position . An NG tube is located within the esophagus and should be pushed in by at least ___- 20 cm for optimal position .
    OUTPUT:
    
ET tube is 6 cm above the carina and should be pushed in by 2 - 3 cm for optimal position . The NG tube is within the esophagus and should be pushed in about ___- 20 cm for optimal position . These findings were communicated via telephone to ___ , M .D . via telephone at 12 :50 a .m . on ___ .