Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . Opacities associated with a prior treated lung mass appear unchanged in the left mid lung , consistent with known treated lung cancer . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette again demonstrates moderate enlargement .
    OUTPUT:
    
1 . No evidence of acute cardiopulmonary process or injury . 2 . Stable findings associated with treated malignancy in the left lung .