Image-Guided Radiotherapy and Chemotherapy in Gynaecological Cancer
Parametrium - borders
GYN IMRT consortium
EMBRACE-II
Posterior wall of bladder or posterior border of external iliac vessel Uterosacral ligaments and mesorectal fascia Top of fallopian tube/ broad ligament. Depending on degree of uterus flexion,
Posterior wall of bladder or posterior border of external iliac vessel
Anterior
Uterosacral ligaments and mesorectal fascia
Posterior
Top of fallopian tube/ broad ligament. Depending on degree of uterus flexion, this may also form the anterior boundary of parametrial tissue.
Superior
this may also form the anterior boundary of parametrial tissue.
Urogenital diaphragm
Urogenital diaphragm
Inferior
Medial edge of internal obturator muscle/ ischial ramus bilaterally
Medial edge of internal iliac and obturator vessels
Lateral
Lim, IJROBP 2011; 79(2)348–355 www.embracestudy.dk
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