Particle Therapy 2017

1544-1545 / 2605

IQ DECLINE:
SITE INFLUENCE (EPENDYMOMA)
• Supra: stratify by
volume receiving:
• 0/20 Gy (pS)
• 20/40 Gy (pS)
• 40/65 Gy (pS)
• Infra consider also :
• supra volume
• Low dose vol (0/5
Gy)
Merchant, 2005
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