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Topics:
Radiation Oncology
•
Gastrointestinal Cancers
When treating adenocarinoma of the pancreas to 75 Gy in 25 fractions, what dose constraints do you use for small bowel, large bowel, and stomach?
What are your fields? Do you treat nodes electively?
Answer from: Radiation Oncologist at Academic Institution
Planning Volumes Definition Doses by Fractionation Scheme 15-Fraction 25-Fraction Microscopic Extension PTV CTV + 5mm (CTV = GTV + 1cm + CA, SMA, +/- porta hepatis, +/- splenic hilum basins) 37.5Gy/15 45Gy/25...
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