How do you approach treatment for isolated lung recurrences in patients that did not tolerate chemotherapy after lobectomy?

For non-small cell lung cancer recurrences after lobectomy I approach them the same way as a newly diagnosed NSCLC. If the lymph nodes are negative and the recurrence is small and away from the hilum and central structures, I would recommend SBRT, 50 Gy in 5 fractions. If the lymph nodes are negativ...