Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chronic changes noted in the lungs compatible with honeycombing and bullous changes , particularly at the right lung apex . On the current exam , there is more dense opacity at the right upper lung raising the possibility of a superimposed infection . Component of edema would be difficult to exclude . Moderate cardiac enlargement and tortuosity of the descending thoracic aorta is again noted . Prior right - sided central venous catheter is no longer visualized .
    OUTPUT:
    
Chronic changes noted in the lungs with more dense opacity in the right upper lung raising the possibility of a superimposed infection versus edema .