Figure 1From: Phase II clinical trial of whole-brain irradiation plus three-dimensional conformal boost with concurrent topotecan for brain metastases from lung cancerThe synthesis scheme demonstrated the final effects of the whole cranial irradiation plus late course boost irradiation to residual lesion. The orange line was 60 Gy to PTV, while the blue line was 40 Gy to the whole cranum.Back to article page