Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There are vague airspace opacities in the lower lungs concerning for early multifocal pneumonia . Upper lungs remain well aerated . No effusion is seen . Heart and mediastinal contours appear normal . Bony structures intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Subtle opacities in the lower lungs are concerning for multifocal pneumonia .