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Interleukin-6 response to laparoscopic and open colectomy
G D Harmon1, A J Senagore, M J Kilbride
1Department of Colorectal Surgery, Ferguson-Blodgett Hospital, Grand Rapids, Michigan.
Diseases of the Colon and Rectum
|August 1, 1994
Summary
Laparoscopic colon surgery shows a reduced inflammatory response compared to open surgery. This involves significantly lower interleukin-6 (IL-6) levels post-operation, while cortisol and interleukin-1 (IL-1) responses remain similar.
Area of Science:
- Surgical inflammation
- Immunology
- Laparoscopic surgery
Background:
- Cortisol and IL-6 are key mediators of the inflammatory response after surgery.
- Limited data exists on these responses following laparoscopic procedures.
- This study investigates inflammatory markers after laparoscopic vs. open colon surgery.
Purpose of the Study:
- To assess changes in cortisol, IL-6, and IL-1 after elective laparoscopic colon resections.
- To compare these inflammatory mediator responses between laparoscopic and open colectomy.
Main Methods:
- Patients undergoing colon resection were divided into laparoscopic (N=12) and open (N=41) groups.
- Cortisol, IL-6, and IL-1 levels were measured at multiple time points up to 72 hours post-induction.
- Laparoscopic patients were matched with open surgery patients for comparison.
Main Results:
- Cortisol levels increased similarly in both groups, with no significant differences.
- Interleukin-6 (IL-6) levels were significantly lower in the laparoscopic group between 3 and 24 hours post-surgery (P < 0.05).
- Interleukin-1 (IL-1) levels were undetectable in most patients, regardless of surgical approach.
Conclusions:
- Laparoscopic colon resection does not alter cortisol or IL-1 responses compared to open resection.
- Laparoscopic techniques for colectomy are associated with a significantly blunted IL-6 response compared to open laparotomy.