Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left internal jugular approach central venous catheter terminates in the right subclavian vein and must be repositioned before use . Lung volumes are low which accentuates bronchovascular markings . There is mild bibasilar atelectasis . No significant change from 21 : 17 on ___ . No pneumothorax .
    OUTPUT:
    
Left internal jugular approach central venous catheter crosses the midline and terminates within the right subclavian vein .