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Components* of CTV-T
GTV
Intermediate/high signal seen on T2-weighted MR
images
Cervix
Entire cervix - if not already included in GTV contour
Uterus
Entire uterus including ovaries
Parametrium
Entire parametrium (+ entire mesorectum if
uterosacral ligament involved)
Vagina
Minimal/no vaginal extension - upper 1/2 of vagina
Upper vaginal involvement - upper 2/3 of vagina
Extensive vaginal involvement - entire vagina
*Extrapolated from surgical approach