Reflections in rectosigmoid: retro-peritoneal vs. intra-peritoneal.

Mednet MemberInvited Expert

Radiation Oncology · University of North Carolina at Chapel Hill

The simple answer is that there should be a major alteration in treatment volumes in these patients, as there should be NO target volume as most of these patients with very high rectal/rectosigmoid tumors do not need to be irradiated at all. If one looks at failure patterns, the risk of local failur...