Cranio-Spinal acute hemato. toxicity:
Pr vs XR
Protons = Be+er hematological &
diges5ve tolerance
Protons at F Up=
lesser
intensity hematological
altera<ons
●
Med age: 10Y (2-18)
●
Historical comparison
●
Mid Fup: 22 m
●
30 P+ (32 GyE) pts
vs
15 XR (29 Gy)
(Song, Acta Oncol, 2014)