Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . Radiation fibrotic changes within the left upper paramediastinal region are again noted with leftward shift of mediastinal structures with volume loss in the left lung . No focal consolidation , pleural effusion or pneumothorax is visualized . No acute osseous abnormality is seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Radiation changes within the left upper paramediastinal region .