What needs to be in the
nodal CTV
• The
internal iliac
(hypogastric) lymph nodes, including the
pre-sciatic, obturator and internal pudental nodes
• The
external iliac
lymph nodes (medial & central chains
mainly with some coverage of lateral chain if within pelvic
brim)
• Pre-sacral
lymph nodes anterior to the first three sacral
segments.
• Some may also include all or part of the
common iliac
nodes
(medial group anterior to sacral promontory)




