1628-1629 / 2605
MDAH SERIES
GUNTHER JR, IJROBP, 2015
•
Radiological changes: 22/72 (30%)
•
PBT 10/37 (27%) vs IMXRT 6/35
(17%)
•
Univar: p: .01
•
Xvar: p: .02
•
Requiring therapy: 16/22 (72%)
•
PBT: 4/10 (3 persistent, 1 †)
•
vs IMXRT: 3/6 transcient
•
Comments:
PBT is :
•
Younger: 4 vs 7 Y
•
Dose>: 59 GyRBE vs 54 Gy
•
RBE underestimate ?
PBT Dose
distribution
Post PBT at 4
months