Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest PA and lateral radiograph demonstrates unremarkable mediastinal and hilar contours . Stable mild - to - moderate cardiomegaly . Significant decrease in right pleural effusion with near resolution . Stable right upper lobe opacification with surgical clip and evidence of associated volume loss correlating with known mass treated with cyberknife .
    OUTPUT:
    
No pulmonary edema . Significantly improved , nearly resolved , right pleural effusion . Stable right upper lobe mass and postreatment volume loss .