Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Given differences in technique , there has been no significant interval change . Increased interstitial markings particularly at the lung bases is as seen on recent prior CT scan . Cardiac silhouette there is top - normal in size . Enlarged hila and increased soft tissue at the right paratracheal region are compatible with known adenopathy are compatible with patient 's known adenopathy . Left shoulder arthroplasty changes and old right rib fractures are again noted .
    OUTPUT:
    
Given differences in technique , there has been no significant interval change . Chronic changes in the lungs which could easily obscure subtle abnormality .