Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from 1 day prior , pulmonary edema has improved . Multifocal opacities throughout the right lung , most pronounced in the right lower lobe have not substantially changed . Mild cardiomegaly . Small bilateral pleural effusions . No pneumothorax .
    OUTPUT:
    
Moderate improvement in the pulmonary edema post diuresis . Multifocal pneumonia throughout the right lung , has not substantially changed .