Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a right internal jugular central venous line , the tip of which terminates at the cavoatrial junction . The left internal jugular catheter is unchanged in position . Lung volumes remain low , with small amount of bibasilar atelectasis . Biapical chain sutures are again noted . Heart size , hilar , and mediastinal contours are unchanged .
    OUTPUT:
    
Tip of the right internal jugular central venous catheter is at the cavoatrial junction , and there is no evidence of pneumothorax .