Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The mediastinal and hilar contours are within normal limits . The pulmonary vasculature is normal . Ill - defined opacities are noted in both lower lobes , more so on the right , new in the interval . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Ill - defined opacities in both lower lobes , more so on the right , concerning for multifocal infection . Pulmonary embolism is not excluded on this exam , and if there is continued concern , a chest CT angiogram is recommended .