Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: New right internal jugular central venous catheter tip is located at the junction of the SVC and right atrium . No pneumothorax is identified . Remainder of the exam is unchanged with continued mild retrocardiac atelectasis and low lung volumes .
    OUTPUT:
    
Right internal jugular central venous catheter tip at junction of the SVC and right atrium . No pneumothorax .