Gynae BT 2017

Preascral (in front of S1 & S2):

Post. Border: sacrum (no foramina)

Ant. Border: 1.5 cm in front of sacrum

Exclude muscles, bones, bowel

CIA Group:

Small W, Mell LK, Anderson P et al. Consensus guidelines for deineation of clinical target volume for intensity- modulated pelvic radiotherapy in postoperative treatment of endometrial and cervical cancer. Int. J. Radiation