Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of a right subclavian MediPort extends at least to the level of the superior cavoatrial junction . The lungs are clear . There is no pneumothorax . Flowing anterior spinal calcification with relative preservation of the intervertebral disc spaces is compatible with diffuse idiopathic skeletal hyperostosis ( DISH ) .
    OUTPUT:
    
Clear lungs . Diffuse idiopathic skeletal hyperostosis ( DISH ) .