Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP semi-upright view of the chest was reviewed . An endotracheal tube ends within 1 cm of the carina , and if pulled back 2 cm , would end in the proper location . Very low lung volumes exaggerate mild pulmonary edema and normal size of cardiomediastinal silhouette , and reflect severe bibasilar atelectasis . There is no pneumothorax .
    OUTPUT:
    
1 . Suggest withdrawing ETT 2 cm for standard positionning . 2 . Mild pulmonary edema . Severe bibasilar atelectasis .