Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is of normal size with normal cardiomediastinal contours . Pulmonary vasculature is unremarkable . Lungs are hyperinflated with flattened diaphragms , suggestive of COPD . No pulmonary consolidation , pleural effusion , or pneumothorax . No radiopaque foreign body . There are mild degenerative changes along the lower thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary process . Hyperinflated lungs , suggestive of COPD .