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 coarsened lung markings suggesting emphysema or fibrotic lung disease . There is relatively increased linear opacity in the lung bases which could represent atelectasis , scarring , difficult to exclude pneumonia . No large effusion or pneumothorax . Overall cardiomediastinal silhouette is stable . Tiny clips in the left axilla noted . Bony structures are intact .
    OUTPUT:
    
Findings concerning for emphysema versus fibrotic lung disease . Consider nonemergent high - resolution chest CT to further assess .