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Do you have any normal tissue constraints for endometrial cancer patients receiving EBRT and vaginal cuff brachytherapy?

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Radiation Oncology · Varian Medical Systems/Allegheny health network
Answered on · Updated on

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...

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