Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No prior studies are available for comparison . The heart is severely enlarged . There are diffuse airspace opacities most pronounced in the lower lobes . There are small to moderate bilateral pleural effusions . There is no pneumothorax . No acute osseous abnormality is seen .
    OUTPUT:
    
Cardiomegaly diffuse primarily lower lobe airspace opacities and bilateral pleural effusions findings favor pulmonary edema with differentials including multifocal infection .