Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ETT tip ends approximately 7 cm from the carina and should be advanced an additional 4 cm to avoid inadvertant extubation . Otherwise , no significant interval change . Severe bilateral pulmonary edema persists and is overall unchanged . The heart is top - normal in size , unchanged . No pleural effusions . No definite pneumothorax .
    OUTPUT:
    
1 . ETT tip too high and recommend advancing about 4 cm . 2 . Severe edema , likely non-cardiogenic , ARDS .