Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to previous exam , there has been no significant interval change . Bilateral mid and upper lung opacities better characterized as nodules on prior chest CT are again seen . Mediastinal and hilar adenopathy is also better seen by prior CT . The cardiomediastinal silhouette is stable . No acute osseous abnormalities .
    OUTPUT:
    
No significant interval change to the parenchymal opacities compatible with nodules on prior CT as well as hilar and mediastinal adenopathy .