In an N+ rectal adenocarcinoma treated via PROSPECT with neoadjuvant FOLFOX with omission of CRT and no treatment response in the primary on pathology (ypN+), would you offer adjuvant chemotherapy or chemo-radiation?
Would the lack of treatment response concern you enough to offer adjuvant chemo-RT, despite PROSPECT only pursuing adjuvant chemo-RT in the FOLFOX with omission group following an R+ resection?
1 Answer
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Radiation Oncology · Brigham and Women's Hospital
Answered on
Adjuvant FOLFOX was allowed in PROSPECT, and most patients received it. Presumably, patients with ypN+ disease were most likely to receive adjuvant FOLFOX. We do not (yet) have recurrence data broken down by ypN stage, but as the overall LR rate was less than 2%, I would not consider the lack of his...
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