Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left internal jugular central venous catheter tip terminates near the confluence of the brachiocephalic veins . No pneumothorax is identified . Remainder the chest is unchanged without acute cardiopulmonary abnormality .
    OUTPUT:
    
Left internal jugular central venous catheter tip terminates near the confluence of the brachiocephalic veins . No pneumothorax .