[Laparoscopic surgery for colorectal cancer]

Area of Science:

• Surgical Oncology
• Minimally Invasive Surgery

Context:

• Laparoscopic colorectal surgery is an established technique, yet open laparotomy remains prevalent.
• A systematic review of randomized trials comparing laparoscopic and open approaches for colorectal cancer was conducted.

Purpose:

• To systematically review and synthesize evidence from randomized clinical trials comparing laparoscopic and open surgery for colorectal cancer.

Summary:

• Eleven randomized trials were analyzed. Laparoscopic surgery demonstrated advantages including reduced intraoperative blood loss, shorter hospital stays, and fewer complications for colorectal cancer.
• No significant differences in mortality were observed. While some studies suggested improved disease-free survival for colon cancer, evidence for rectal cancer remains limited, necessitating further large-scale trials.

Impact:

• Laparoscopic surgery is a viable alternative for colon cancer, particularly in centers with experienced surgeons.
• The current evidence base for laparoscopic rectal cancer surgery is insufficient, highlighting the need for more robust data from randomized trials.