Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to most recent study dated same date 2 hr previously , the right internal jugular central line has been withdrawn , its tip terminating within the distal SVC . There is no pneumothorax . A right pectorally placed pacer is noted , lead tips in stable position . Lungs are clear bilaterally . Cardiomediastinal and hilar contours are stable .
    OUTPUT:
    
Right internal jugular central venous catheter identified terminating within the distal at see in improved position , previously projecting over the right atrium . No pneumothorax .