An accelerated radiotherapy scheme using a concomitant boost technique for the treatment of unresectable stage III non-small cell lung cancer.

Background: We designed a phase II trial for evaluation of the efficacy and tolerability of an accelerated concomitant boost radiotherapy scheme for the treatment of the patients with non-small cell lung cancer (NSCLC).

Methods: Thirty patients with unresectable stage IIIA/IIIB NSCLC were prospectively enrolled in this protocol. All patients were scheduled to receive 15 fractions of conventional radiotherapy in doses of 1.