Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right internal jugular central venous catheter tip terminates in the upper SVC . Assessment for pneumothorax is limited on this supine exam , though no large pneumothorax is identified . The remainder of the chest appears unchanged .
    OUTPUT:
    
Right internal jugular central venous catheter tip within the upper SVC . No large pneumothorax is detected , though assessment for pneumothorax is limited on this supine exam .