What target volumes do you use for rectosigmoid / very superior rectal cancers?   

Does it ever differ from a standard rectal field? For example, do you always treat the entire rectum, mesorectum, and entire length of internal iliac vessels (i.e. down to obturator foramen for 3D plans) in your initial field? 



Answer from: Radiation Oncologist at Academic Institution
Comments
Radiation Oncologist at D'Amour Center for Cancer Care
So what is the recommended target volume to cover ...
Radiation Oncologist at Colorado Permanente Medical Group
How do you define "high rectum," with respect to a...
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Answer from: Radiation Oncologist at Academic Institution
Comments
Radiation Oncologist at CCare
It sounds like in that case you treat the mesorect...
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