Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube is 5 .7 cm above the carina . The course of the enteric tube has can not confidently be identified secondary to overlying soft tissues . A right internal jugular catheter terminates in the mid SVC . There is improved aeration at the right lung base , however , persistent perihilar and bibasilar atelectasis is noted . There is no pleural effusion or pneumothorax . Cardiac silhouette and mediastinal contours are normal .
    OUTPUT:
    
1 . Improved , albeit persistent , atelectasis . 2 . Enteric tube course can not be confidently visualized . If confirmation is required , conventional radiographs would be recommended .