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CTV-T LR initial
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a. Initial CTV-T HR
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b. The complete parametria bilaterally
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c. The entire uterus
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d. Uninvolved vagina with a 20 mm margin measured from the most
inferior position of the initial HR CTV-T, along the vaginal axis (not starting
in the fornix)
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e. CTV-T HR plus a margin of about 5 mm anterior and posterior towards
bladder and rectum (excluding the non involved walls)
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f. In case of involvement of the pelvic wall, sacro-uterine ligaments, meso-
rectum or other involved structures a 20 mm margin around the initial HR
CTV-T will be extended into these structures.
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g. Any pathological lymph nodes in the parametrium may be included