Rectal Cancer: Local Excision
Rectal Cancer: Local Excision is a topic covered in the ASCRS Textbook of Colon and Rectal Surgery.
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Key Concepts
- Local excision of biopsy-proven rectal cancer requires en bloc full-thickness dissection.
- Predictors of lymph node metastases include tumor depth, lymphovascular invasion, poor differentiation, and tumor budding.
- Local recurrence rates for T2 rectal cancers treated with neoadjuvant therapy and local excision appear similar to those of T1 cancers treated with local excision alone.
- Transanal endoscopic surgery techniques including transanal endoscopic microsurgery (TEM) and transanal minimally invasive surgery (TAMIS) may improve surgical outcomes as compared to standard transanal excision techniques.
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Key Concepts
- Local excision of biopsy-proven rectal cancer requires en bloc full-thickness dissection.
- Predictors of lymph node metastases include tumor depth, lymphovascular invasion, poor differentiation, and tumor budding.
- Local recurrence rates for T2 rectal cancers treated with neoadjuvant therapy and local excision appear similar to those of T1 cancers treated with local excision alone.
- Transanal endoscopic surgery techniques including transanal endoscopic microsurgery (TEM) and transanal minimally invasive surgery (TAMIS) may improve surgical outcomes as compared to standard transanal excision techniques.
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Last updated: January 26, 2022
Citation
, , and Rebecca Hoedema. "Rectal Cancer: Local Excision." ASCRS Textbook of Colon and Rectal Surgery, 2022. ASCRS, www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285020/all/Rectal_Cancer:_Local_Excision.
, Hoedema R. Rectal Cancer: Local Excision. ASCRS Textbook of Colon and Rectal Surgery. 2022. https://www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285020/all/Rectal_Cancer:_Local_Excision. Accessed January 31, 2023.
, ., & Hoedema, R. (2022). Rectal Cancer: Local Excision. In ASCRS Textbook of Colon and Rectal Surgery https://www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285020/all/Rectal_Cancer:_Local_Excision
, Hoedema R. Rectal Cancer: Local Excision [Internet]. In: ASCRS Textbook of Colon and Rectal Surgery. ; 2022. [cited 2023 January 31]. Available from: https://www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285020/all/Rectal_Cancer:_Local_Excision.
* Article titles in AMA citation format should be in sentence-case
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