How do you manage colorectal tumors that have components in the colon and rectum on MRI?
For example, portion is seen above and below the mesorectal fascia. Do you feel comfortable treating as colon cancer with surgery upfront?
Answer from: Medical Oncologist at Academic Institution
This is a good question and not an uncommon scenario. Planning care requires consideration of the need for radiation, chemotherapy, and surgical constraints. Information on clinical stage and threatened mesorectal fascia by MRI are crucial to formulate a plan.
For T1 and T2 tumors with no suspiciou...
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Answer from: Radiation Oncologist at Academic Institution
For a tumor straddling the peritoneal reflection, it is only the rectal component that would make one consider RT. The reason for a local recurrence of rectal cancer is residual disease from the primary tumor either at the margin of resection of the primary tumor or from residual lymph nodes in the ...
Answer from: Radiation Oncologist at Academic Institution
Like rectal cancer. Preop RT chemo and surgery.
Answer from: Radiation Oncologist at Community Practice
Omission of preoperative RT is conditionally recommended in selected patients with lower risk of locoregional recurrence.