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Radiation Oncology • Neuro-Oncology
What is an appropriate target volume for a chordoma or chondrosarcoma after a gross total resection?
Should the whole resection cavity be included?
Answer from: Radiation Oncologist at Academic Institution
The CTV for postop chordoma or chondrosarcoma after gross total resection should include the entire surgical resection cavity as well as incision and drain sites with a 1 cm margin for the initial 50.4 Gy. Then cone down off the incision and drain site and cover the high risk margins based on the o...
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