Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Over last 24 hours , mild to moderate pulmonary edema is unchanged . Mildly enlarged heart , prominent bilateral hila and presumed small bilateral pleural effusions are similar . Right internal jugular line terminates at lower SVC . Mediastinal contour is stable .
    OUTPUT:
    
Over last 24 hours , mild to moderate pulmonary edema is unchanged .