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Complete mesocolic excision for right hemicolectomy: an updated systematic review and meta-analysis
G De Lange1, J Davies2,3, C Toso1,4
1Medical School, University of Geneva, Rue Michel-Servet 1, 1206, Geneva, Switzerland.
Techniques in Coloproctology
|August 26, 2023
Summary
Complete mesocolic excision in right hemicolectomy significantly enhances lymph node retrieval and improves cancer survival rates. This technique offers better oncologic outcomes without increasing perioperative risks for colon cancer patients.
Area of Science:
- Surgical Oncology
- Gastrointestinal Surgery
- Colorectal Cancer Research
Background:
- Complete mesocolic excision (CME) is a surgical technique for right hemicolectomy that adheres to embryological planes.
- The oncologic benefits of CME, particularly regarding survival outcomes, require further clarification.
Conclusions:
- Right hemicolectomy with CME enhances oncologic results for primary right colon cancer, including improved survival and reduced recurrence, without increasing perioperative complications.
- Further high-quality evidence and randomized trials are needed to confirm these findings and identify patient subgroups who benefit most from CME.

