paediatrics Brussels 17

Posterior Fossa RT Dose

• Princess Margaret Hospital (Berry) 5 yr OS 73% > 52Gy, 51% < 51 Gy • Mayo Clinic (Garton) 10-yr RFS 72% > 50 Gy, 24% < 50 Gy • Mallinckrodt (Silverman) 5 yr OS 85% > 50 Gy, 36% < 50 Gy • Joint Center for Radiation Therapy (Tarbell) 5-yr Local control 82% > 53 Gy, 50% < 53 Gy