Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left chest wall port catheter terminates at the cavoatrial junction , unchanged in appearance . Lungs are clear with no evidence of pneumonia . Cardiomediastinal silhouette is normal . No pleural effusion or pneumothorax . No aggressive osseous lesions by chest radiograph .
    OUTPUT:
    
Left chest wall port catheter terminates at the cavoatrial junction , unchanged in appearance .