Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . The mediastinal and hilar contours are unchanged . Pulmonary vasculature is not engorged . New patchy opacities are seen within both lung bases and mid lung fields , concerning for multifocal pneumonia . Linear scarring in the left lung base is unchanged . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Multifocal patchy ill - defined opacities in both lungs concerning for multifocal pneumonia .