Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiograph demonstrate a left port , the catheter which appears intact and terminates within the expected location of the right atrium . The heart is normal in size . Left hilar adenopathy and upper paramediastinal fibrotic changes are not significantly changed . Previously identified opacities projecting over the right mid to lower lung zone on prior radiograph performed ___ are no longer visualized . There are however new nodular opacities within the left upper lobe concerning for infectious process . There is no pleural effusion or pneumothorax . Imaged osseous structures and upper abdomen are unremarkable .
    OUTPUT:
    
Nodular opacities within the right upper lobe are concerning for infectious process , new relative to prior studies dated ___ . Post treatment radiographs is recommended to ensure resolution . Left hilar lymphadenopathy and paramediastinal fibrotic changes are stable .