Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single supine portable view of the chest . There has been interval placement of a right IJ central venous catheter whose tip is likely in the right atrium . Retraction by 3 cm would be ideal for placement within the mid-to - distal SVC . Given lower lung volumes , the appearance of the lungs has not changed . There is no pneumothorax .
    OUTPUT:
    
New right - sided central venous catheter with tip likely in the right atrium and retraction of 3 cm would be ideal . This was conveyed to Dr . ___ .