Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right subclavian central line ends in the cavoatrial junction . The lung volumes are low , with crowding of the bronchovascular markings in the bases . No consolidation , edema , pleural effusion , or pneumothorax is seen . The cardiomediastinal and hilar contours are normal .
    OUTPUT:
    
Right subclavian central line ends in the cavoatrial junction . No pneumothorax .