Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable AP semi-upright view of the chest is obtained . There is interval placement of a right internal jugular central venous catheter with tip near the confluence of the internal jugular and right subclavian veins . Although the trachea appears narrower than before , a prior CT torso from ___ showed displacement of the right innominate vein from the trachea ; therefore , the increased distance between the right IJ line and the trachea need not be due to a hematoma . Lungs are clear . No effusion or pneumothorax .
    OUTPUT:
    
Interval placement of a right internal jugular line with tip at the confluence of the IJ and subclavian veins .