581 / 1196
•
Definitive radiotherapy has historically been reserved for
patients with stage I-III disease.
•
The most common indication for RT in patients with metastatic
lung cancer has been palliation for pain or other symptoms
•
However, stage IV lung cancer is a very broad category , and
prior studies have suggested that some patients with stage IV
lung cancer and only a few distant metastases
(‘
oligometastasis
’) may benefit from local therapy to both the
primary tumor and the distant sites of disease .