Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Postoperative changes are again seen in the right hemi thorax with volume loss superior retraction of the hilum and surgical chain sutures . Known necrotic mass in the right paramediastinal region was better assessed by recent CT scan as was the spiculated opacity at the right lung base with a fiducial marker . The left lung remains clear . No acute osseous abnormalities . Surgical clips are again noted .
    OUTPUT:
    
No acute cardiopulmonary process . Known recurrent disease better seen on recent CT scan .