Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from 1 day earlier , slight interval improvement of widespread multifocal airspace opacities , more pronounced in the right lung . Central pulmonary vascular congestion persists . Bilateral moderate pleural effusions are stable . Moderate to severe cardiomegaly persists .
    OUTPUT:
    
Slight interval improvement of widespread multifocal airspace opacities , likely improving pulmonary edema .