Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is pulmonary hyperinflation consistent with COPD . No focal consolidation is identified . Heart size mediastinal contours appear within normal limits . There is no pneumothorax or pleural effusion . Osseous structures appear unchanged , with diffuse demineralization and wedge configuration of mid thoracic vertebra . A metallic stent projects over the upper abdomen .
    OUTPUT:
    
Pulmonary hyperinflation consistent with COPD . No evidence of pneumonia .