613 / 1119
Dose volume relationship for
Gross nodes
• No clear consensus
• Escalation typically recommended upto 55-60Gy.
• SIB IMRT – 55Gy/25# with option of sequential
boost -10Gy/5#
• FDG avid nodal disease -62Gy/31# SIB (primary
tumor treated at 1.8Gy/#
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Grigsby PW, et al Int J Radiat Oncol Biol Phys 2001, 49(3):733–738.
-Beadle BM, et al Int J Radiat Oncol Biol Phys 2010, 76(5):1396–1403.