Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Hazy bibasilar opacities right greater than left are suggestive of small effusions . Indistinct pulmonary vascular markings are seen throughout . Cardiac silhouette is enlarged but not significantly changed . Prosthetic aortic valve is noted . No acute osseous abnormalities .
    OUTPUT:
    
Small bilateral effusions and mild pulmonary edema .