Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild degenerative joint disease of the thoracic spine as seen on lateral view with osteophytes . There is no significant interval change as compared to prior radiograph . Cardio mediastinal contours are grossly unchanged . There is again re - demonstrated a tortuous thoracic aorta . The cardiac silhouette is normal . There is bilateral hilar prominence without significant interval change . There has been mild general interval improvement in interstitial opacities as compared to prior radiograph , most prominently seen in the right upper lobe . There is stability in the size and location of previously visualized lung nodules . There is no evidence of pneumothorax or effusion .
    OUTPUT:
    
Mild general interval improvement in interstitial opacities bilaterally , most prominently in the right upper lobe .