Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath with the tip at the cavoatrial junction . Left - sided subclavian line with the tip in the mid to lower SVC . No change in the appearance of the lungs . Minimal right basal subsegmental atelectasis . The lungs are otherwise clear . Cardiomediastinal contours are unremarkable . No pneumothorax .
    OUTPUT:
    
Right - sided Port - A - Cath with the tip at the cavoatrial junction . Left - sided subclavian line with the tip in the mid to lower SVC . No change in the appearance of the lungs .