Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Biapical pleural thickening / scarring is stable . No focal consolidation is seen . There is no pleural effusion or pneumothorax . The lungs are relatively hyperinflated , with flattening of the diaphragms , suggesting chronic obstructive pulmonary disease . The cardiac and mediastinal silhouettes are stable and unremarkable . The hilar contours are stable .
    OUTPUT:
    
No acute cardiopulmonary process .