Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . The lungs appear hyperinflated with upper lobe lucency compatible with known emphysema . Streaky opacity in the region of the lingula could represent an early pneumonia . Otherwise the lungs are clear . No large effusion or pneumothorax . The heart size remains within normal limits . The mediastinal contour is normal . Bony structures are intact .
    OUTPUT:
    
Streaky opacity in the lingula concerning for pneumonia .