Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Previously visualized bilateral opacities involving the right mid and lower lung and left lower lobe are again noted and appear minimally increased over the right lung but improved on the left . Additionally , there is mild cephalization of the vasculature with interlobular septal thickening suggesting mild pulmonary edema . Cardiac mediastinal structures otherwise stable with atherosclerotic aortic arch . No acute fractures are noted .
    OUTPUT:
    
Previously visualized bilateral opacities involving the right mid and lower lung and left lower lobe suggestive of multifocal pneumonia are again noted and appear minimally increased over the right lung but improved on the left ; suggesting pneumonia or recurrent aspiration . Additionally , there is mild cephalization of the vasculature with interlobular septal thickening suggesting mild pulmonary edema .