1456 / 2351
5/30/16
19
EHNS-ESTRO H&N course
Florence, June 2016
Ghadjar et al. IJROBP, 2010
From primary nodal GTV to
“high dose” CTV
EHNS-ESTRO H&N course
Florence, June 2016
96 neck nodes with ECE,
96%<5 mm from capsule
“For N1 nodes that are at high risk for ECE but not grossly
infiltrating musculature, 1 cm clinical target volume margins
around the nodal gross tumor volume are recommended to
cover microscopic nodal extension in head-and-neck
cancer.”
From primary nodal GTV to
“high dose” CTV
Apisarnthanarax et al. IJROBP, 2006