Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no significant change since the most recent examination ___ ___ with the lungs demonstrating bilateral asymmetrically distributed opacification , likely superimposed infection or aspiration on known bronchoalveolar cell carcinoma . There is volume loss involving the right greater than left hemithorax , progessive since ___ . There are no new pleural effusions or pneumothorax . The cardiomediastinal and hilar contours are stable .
    OUTPUT:
    
Stable exam since ___ . Superimposed opacification concerning for infection or aspiration . Progressive volume loss since ___ compatible with progession of disease .