Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to chest radiographs from ___ , bilateral interstitial and airspace opacities with lower lobe predominance , better assessed on prior chest CT and consistent with NSIP , have mildly improved compared to most recent chest radiographs and CT . No appreciable effusions . No pneumothorax . Moderate tortuosity of the thoracic aorta with calcification at the aortic knob . Otherwise , mediastinal and hilar contours are stable . Mild cardiomegaly is unchanged . Multiple ossific densities at the right glenohumeral joint , possibly reflecting loose bodies . Left humeral prosthesis in situ .
    OUTPUT:
    
1 . Mildly improved bilateral interstitial and airspace opacities , better assessed on prior chest CT and consistent with NSIP . No new focal consolidation concerning for infection . 2 . Stable mild cardiomegaly .