Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right middle and lower lobe airspace opacities associated with air bronchograms have increased since ___ . The right hilar contours are prominent . There is no pneumothorax . The heart and mediastinum are within normal limits .
    OUTPUT:
    
Worsening multifocal pneumonia involving the right middle and right lower lobes . Prominent right hilar contour may be due to reactive lymphadenopathy . However , a 3 week followup chest x-ray is recommended to document resolution and exclude neoplasia .