Minimally Invasive complete mesocolic excision bests conventional right hemicolectomy for Right-Sided Colon Cancer Patients: Study

A new study published in BMC Surgery compared minimally invasive complete mesocolic excision with conventional right hemicolectomy for adults diagnosed with right-sided colon cancer. The authors reported that minimally invasive complete mesocolic excision provided stronger oncological benefits without compromising perioperative safety. The technique focuses on precise anatomical dissection, intact mesocolic plane preservation, and high vascular ligation. According to the researchers, this approach results in more thorough lymph node clearance and a more comprehensive removal of tissue at risk of harboring malignant spread. The investigators emphasized that these surgical advantages do not come at the cost of greater immediate complications, making minimally invasive complete mesocolic excision a compelling option in modern colorectal cancer care.

The study highlighted that the benefits of minimally invasive complete mesocolic excision were especially evident when evaluating long-term cancer control. Patients in the minimally invasive group showed improved disease management and better survival outcomes, reinforcing the role of meticulous mesocolic resection in addressing aggressive tumor biology. The authors also noted that the minimally invasive method offers additional advantages such as reduced postoperative discomfort and quicker recovery, which are important considerations in overall treatment planning. Importantly, the technique demonstrated comparable short-term safety when measured against the conventional operation, indicating that its improved oncological profile does not introduce new procedural risks.

Based on these findings, the authors suggested that minimally invasive complete mesocolic excision may serve as a preferred operative strategy for right-sided colon cancer, provided it is performed by surgeons with adequate expertise in advanced laparoscopic or robotic techniques. They recommended continued adoption of this method within comprehensive cancer programs and called for further multicenter evaluations to validate the reproducibility of these outcomes. The study contributes to growing evidence that precision-based, minimally invasive colorectal surgery can enhance cancer treatment results while supporting faster recovery and improved patient experience.

Keywords: complete mesocolic excision, right-sided colon cancer, minimally invasive surgery, colorectal oncology, surgical outcomes, BMC Surgery

Reference: Zhang, H., Li, Q., Wang, Y., Chen, J., & Liu, X. (2025). Comparison of minimally invasive complete mesocolic excision and conventional right hemicolectomy in right-sided colon cancer. BMC Surgery. https://doi.org/10.1186/s12893-025-03282-0