Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are stable . Lungs are hyperinflated and grossly clear . Minimal pleural thickening at left costophrenic angle is unchanged . Midline surgical clips overlie the lower thoracic spine .
    OUTPUT:
    
Hyperinflated lungs suggests the possibility of COPD . No acute cardiopulmonary radiographic abnormality .