Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The mediastinal contour is widened and unchanged with a unchanged moderate bilateral pleural effusions . The left lower lobe collapse is also unchanged . There is also stable patchy heterogeneous opacification in the right upper lobe . Left pleural effusion is stable .
    OUTPUT:
    
1 . Continued heterogeneous opacification in the right upper lobe which may represent infection in the correct clinical setting . 2 . Stable widened mediastinum containing known aortic dissection . 3 . Stable bilateral pleural effusions and left lower lobe collapse .