Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . There is a right - sided aortic arch . The central pulmonary arteries are mildly prominent and the lungs are hyperinflated . Attenuation and heterogeneity of upper lung architecture is concerning for emphysema . A widespread opacity in the right upper lobe suggests pneumonia . There is also a patchy opacity in the posterior right lower lobe , also worrisome for pneumonia , with a small pleural effusion on the right only . The left lung appears clear . There is no pneumothorax . The osseous structures are unremarkable .
    OUTPUT:
    
Evidence for widespread pneumonia in the right lung in the setting of suspected emphysema involving the upper lobes . Suspected emphysema . Right - sided aortic arch .