INTRODUCTION
In laparoscopic rectal tumor surgery, oncologic principles like total mesorectal excision and lymph node dissection have to be observed.
METHODS
The procedure is performed in a modified lithotomy position using five trocars. The inferior mesenteric artery is divided first close to the aorta dissecting all lymph nodes located along its trunk. Close to the ligament of Treitz, the inferior mesenteric vein is transected. The sigmoid and the descending colon are freed up laterally. The splenic flexure is mobilized completely with the lesser sac being opened. The rectum is mobilized posteriorly down to the pelvic floor and laterally on both sides, sparing the hypogastric nerves and observing the completeness of the fascia propia of the mesorectum. After further anterior mobilization, it is transected in its middle third using an articulating stapler. The descending colon is also transected intracorporeally. The specimen is transferred into a plastic bag which is pulled outside the peritoneal cavity through an incision of 3.5 cm. The colorectal anastomosis is established intracorporeally in a double-stapling technique.
RESULTS
The videotape reports about a 58-year-old female who had repeated anal bleeding. Proctoscopy and biopsy revealed a large sessile rectal adenoma larger than 5 cm at 10 cm from the anal verge, highly suspicious of carcinoma. There were no intraoperative or postoperative complications. The patient was discharged from the hospital on the 6th postoperative day.
CONCLUSION
In selected cases, laparoscopic oncologic low anterior resection of the rectum is technically safe and feasible according to the principles valid in conventional tumor surgery.
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Kessler, H., Hohenberger, W. Laparoscopic Oncologic Low Anterior Resection of the Rectum. Dis Colon Rectum 48, 2341–2342 (2005). https://doi.org/10.1007/s10350-005-0184-8
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DOI: https://doi.org/10.1007/s10350-005-0184-8