Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube is 7 .6 cm above the carina . It should not be higher and could be advanced for 1 or 2 cm . Right jugular line and NG tube are in adequate position . Increase in bilateral lower lung opacities , right more than left , is mainly explained by volume loss ; however , superimposed aspiration or pneumonia can also be considered . If there is pleural effusion it is small . There is no pneumothorax . Mediastinal and cardiac contours are normal .
    OUTPUT:
    
1 . ET tube could be advanced for 1 or 2 cm . 2 . Increase in bilateral lower lung opacification , right more than left , is mainly explained by volume loss ; however , superimposed aspiration or pneumonia can also be considered . The results have been discussed by Dr . ___ to Dr . ___ on ___ at 6 :48 p .m .