Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate persistent but improved pulmonary edema with right lower lobe opacification concerning for pneumonia . Right pleural effusion is presumed but not substantial . The left lung is grossly clear with no focal consolidations . Multiple pulmonary nodules are better visualized on the prior CT dated ___ . Cardiomegaly is chronic .
    OUTPUT:
    
1 . Mildly improved pulmonary edema . 2 . Possible right lower lobe pneumonia .