Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size , mediastinal and hilar contours are normal . Previously present opacity in the right middle and both lower lobes have substantially improved , with residual patchy right middle lobe opacity accompanied by mild volume loss , as well as minimal residual opacity in the left lower lobe . Bronchial wall thickening is present in the infrahilar region , best visualized on the lateral view . No new areas of consolidation have developed elsewhere in the lungs , and there are no pleural effusions .
    OUTPUT:
    
Improving multifocal pneumonia . Consider additional followup radiographs in four weeks to document complete resolution if warranted clinically .