1236 / 1481
•
Adenoca GEJ (mean micro distance from GTV):
10.3 + 7.2 mm proximally
94% within
18.3 + 16.3 mm distally
N+ 47%
CTV longitudinal margins
•
SCC (mean microscopic distance from GTV):
10.5 + 13.5 mm proximally
94% within
30 mm
10.6 + 8.1 mm distally
N+ 35%
Gao XS – IJROBP– 2007
30 mm proximal
50 mm distal