paediatrics Brussels 17

Clinical Target Volume

• Blocked Edge (50.4 Gy) = GTV + 2 cm

IRS-IV

• CTV1 (36 Gy) = GTV + 1.5 cm • CTV2 (14.4 Gy) = GTV + 0.5 cm

IRS-V

• CTV1 (36 Gy) = GTV1 + 1 cm • CTV2 (14.4 Gy) = GTV2 + 1 cm

ARST0331 ARST0431 ARST0531