Fig. 1From: Treatment outcomes of re-irradiation using stereotactic ablative radiotherapy to lung: a propensity score matching analysisAn example of re-irradiation SABR planning. A The patient underwent SABR for non-small-cell lung cancer with 54 Gy in 4 fraction. B Local recurrence was suspected one year after initial SABR, and re-irradiation SABR was delivered with 60 Gy in 4 fraction. C Summation of both SABR plan. Red lines are indicating internal target volume, while cyan lines are indicating planning target volumeBack to article page