Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube terminates approximately 3 .2 cm above the carina . Right IJ central venous catheter is in the mid SVC . Lung volumes remain very low . Bibasilar opacities likely represent atelectasis . There is mild pulmonary edema . A small left pleural effusion is unchanged . There is no pneumothorax .
    OUTPUT:
    
1 . Persistent low lung volumes resulting in bibasilar atelectasis . 2 . Mild pulmonary edema and stable small left pleural effusion .