Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube is 3 .4 cm from the carina . An NG tube is in the stomach . A right and left internal jugular central lines both end in the upper SVC . There is no pneumothorax . A right abdominal pigtail catheter is unchanged . The cardiomediastinal silhouette is normal . The left pleural effusion has slightly decreased in size from yesterday 's radiograph . Bibasilar opacification is unchanged and likely reflects atelectasis . There are no new opacities .
    OUTPUT:
    
1 . Endotracheal tube 3 .4 cm from carina . 2 . Slight improvement in left pleural effusion . 3 . Stable bibasilar atelectasis .