Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Large mass is again seen in the right upper lobe abutting the major fissure compatible with provided history of non-small cell lung cancer . Overall appearance is stable from prior imaging studies . No new consolidation , effusion or pneumothorax . The heart and mediastinal contour appears normal . Bony structures are intact .
    OUTPUT:
    
Large mass in the right upper lobe compatible with known primary lung cancer . No evidence of pneumonia .