Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The lungs are hyperinflated , consistent with COPD . No focal consolidation , pleural effusion , or pneumothorax . Heart size and mediastinal contours are normal .
    OUTPUT:
    
Lung hyperinflation , suggestive of COPD . No focal consolidation .