Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is focal consolidation at the bilateral lung bases , concerning for bibasilar pneumonia . No large pleural effusions . No pneumothorax . Heart size mildly enlarged . Imaged osseous structures are intact . There is severe bilateral acromioclavicular joint arthropathy . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Bilateral lower lobe pneumonia .