Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bilateral diffuse airspace opacities , with more confluent consolidations in the lung bases . A nodular component can not be excluded . Assessment of the pleural sulci is limited as both were left out of the imaging frame . The cardiomediastinal and hilar contours are unremarkable . There is no pneumothorax . Endotracheal tube is seen ending 4 .8 cm above the carina . There is no cardiomegaly .
    OUTPUT:
    
1 . Severe diffuse bilateral airspace opacities might represent pulmonary edema , pulmonary hemorrhage or widespread infection . Further assessment with chest CT is recommended . 2 . Endotracheal tube ending 4 .8 cm above the carina .