Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Heart size and cardiomediastinal contours are stable . Lungs are clear but hyperinflated with increased AP diameter of the chest and flattened hemidiaphragms . No focal consolidation , pleural effusion , or pneumothorax . Left lateral rib deformities are chronic and similar to prior .
    OUTPUT:
    
Lung hyperinflation , suggestive of COPD . No focal consolidation .