Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP chest radiograph . Multifocal opacities consistent with pneumonia in the setting of mild pulmonary edema are slightly improved from ___ . Small bilateral pleural effusions are stable . There is no pneumothorax . Mild cardiomegaly is unchanged .
    OUTPUT:
    
Slight improvement of diffuse pulmonary opacities , a combination of multifocal pneumonia and pulmonary edema .