Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no significant change in findings when compared to ___ chest radiograph . There is no consolidation nor opacification nor nodules appreciated in the lung parenchyma . The mediastinal silhouette and hilar silhouettes are normal size . The heart is upper limits of normal in size with prominent pericardial fat pad .
    OUTPUT:
    
No significant change in findings when compared to ___ chest radiograph . No suspicious lung nodule or mass .