Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild pulmonary edema is unchanged from ___ . More focal and peripheral opacities at the right lung base in the appropriate clinical setting could represent pneumonia . The patient status post median sternotomy with wires intact . Mitral annular calcifications are noted . Small bilateral pleural effusions are noted .
    OUTPUT:
    
Mild pulmonary edema , unchanged . More focal opacities at the right lung base may represent pneumonia in the appropriate clinical setting .