Do you have any normal tissue constraints for endometrial cancer patients receiving EBRT and vaginal cuff brachytherapy?
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1 AnswersMednet Member
Radiation Oncology · Varian Medical Systems/Allegheny health network
We use following constraints for EBRT
35 Gy to less than 35% of bowel bag
Rectum 40 Gy less tha 40-60%
Bladder 40 Gy less than 40-60%
Bone marrow ( pelvic bone) V20 less than 75%
Femoral heads V35 less than 5%
for brachy as adjuvant we give 5 Gy x2 to thickness of vagina
Since total dose loss limit and p...