Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to chest radiographs from ___ , pulmonary edema has significantly improved , now mild . Opacities in the right lower lung have improved and may reflect atelectasis , though infection can not be excluded . Moderate cardiomegaly is stable . No appreciable pleural effusions . No pneumothorax . Calcification of the pleural surfaces , predominantly the right lung base , reflect prior asbestos exposure . Mediastinal and hilar contours are stable . Left - sided AICD with dual leads following their expected courses to the right atrium and ventricle .
    OUTPUT:
    
1 . Significantly improved pulmonary edema , now mild . Improved opacities in the right lower lung may reflect atelectasis , though infection can not be excluded . 2 . Stable moderate cardiomegaly .