Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are obtained . Clips are noted in the right upper chest with complete opacification of the right hemithorax . There is shift of midline structures to the right . Please correlate for prior right pneumonectomy . The left lung is clear and hyperinflated . Heart size can not be assessed . Bony structures are intact .
    OUTPUT:
    
Complete opacification of the right hemithorax with clips in the right upper chest , possibly reflecting a prior pneumonectomy . Please correlate clinically .