Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube is 4 .3 cm from the carina . A right IJ central catheter terminates in the mid SVC . NG tube is below the diaphragm . The right lung is clear . On the left , there continues to be extensive opacification involving the lateral aspect of the mid to lower lung zone consistent with pneumonia , and possibly aspiration . The upper lung demonstrates increased aeration .
    OUTPUT:
    
ET tube 4 .3 cm above the carina . Unchanged apperance of left lower lung zone opacity .