Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube terminates at the level of clavicles . A right subclavian central venous catheter terminates in the upper SVC . Bibasilar pigtail catheters unchanged in position . Moderate pleural effusions with associated bibasilar subsegmental atelectasis are not appreciably changed from the study of 1 day prior . Aeration at the right lung base is slightly improved . Heart size is normal despite the projection .
    OUTPUT:
    
Slightly improved aeration at the right lung base with decreased right and stable left pleural effusions and bibasilar subsegmental atelectasis . PNeumonia vs atelectl ; extgasis radiogrphayically indeterminaete .