Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is minimal decrease in the extent of the pulmonary edema . Unchanged pleural effusions and bibasilar opacities , greater on the left . Underlying pneumonia can not be excluded in the proper clinical context . No pneumothorax identified . The size of the cardiac silhouette is enlarged but unchanged .
    OUTPUT:
    
Persistence of , but minimally decreased pulmonary edema .