Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal contour is unremarkable . Hilar contours are unchanged and the pulmonary vasculature is not engorged . Patchy airspace opacities are noted in both lung bases concerning for multifocal pneumonia . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities . Cholecystectomy clips are demonstrated in the right upper quadrant of the abdomen .
    OUTPUT:
    
Patchy bibasilar airspace opacities concerning for multifocal pneumonia .