Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to chest radiographs from ___ , bilateral perihilar and lower lobe opacities have nearly resolved , reflecting improved pulmonary edema . No new focal consolidation . No pleural effusion . No pneumothorax . Mild unfolding of the thoracic aorta with calcification at the aortic knob . Otherwise , mediastinal and hilar contours are normal . Mild cardiomegaly has increased .
    OUTPUT:
    
1 . Nearly resolved bilateral perihilar and lower lobe opacities , reflecting improved pulmonary edema . 2 . Increased mild cardiomegaly .