Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were provided . There is a subtle opacity in the right lower lobe that is concerning for early pneumonia . There is linear scarring in the left upper lobe from area of prior pneumonia that has resolved . The lungs are hyperinflated and the diaphragms are flattened , consistent with COPD . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is unremarkable . There is no free air under the right hemidiaphragm . There are no acute osseous lesions .
    OUTPUT:
    
1 . Possible early right lower lobe pneumonia . 2 . Left upper lobe scarring from prior pneumonia . 3 . Findings consistent with COPD .