Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are unchanged . Dense calcifications of the aortic knob are again noted . There is no pleural effusion or pneumothorax . The lungs are hyperexpanded with a new focal opacity at the right lung base . Increased interstitial markings diffusely are noted with increased peribronchial thickening .
    OUTPUT:
    
New right lower lobe opacity in a backround of increased interstitial markings concerning for pneumonia . Dr . ___ ___ these results with Dr . ___ ___ telephone at 7 :42 AM on ___ .