Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right supraclavicular dual - channel central venous line ends at or just below the anticipated location of the superior cavoatrial junction . The lungs are low in volume but grossly clear . Pleural effusion is minimal if any . No pneumothorax . Expansile lesion noted in left middle rib laterally . The heart size is normal .
    OUTPUT:
    
AP chest compared to ___ .