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Updated: Jul 17, 2026

Surgical Closure of Equine Abdomen, Prevention, and Management of Incisional Complications
Published on: May 10, 2024
Infectious complications following laparoscopic appendectomy
Rohit Gupta1, Cliff Sample, Fahad Bamehriz
1Centre for the Advancement of Minimally Invasive Surgery (CAMIS), University of Alberta, Edmonton.
Introduction:
A meta-analysis of the literature suggests there is an increased rate of intra-abdominal abscess after laparoscopic appendectomy (LA) compared with open appendectomy (OA).
Methods:
To analyze the infectious complications of LA at one tertiary care centre, we completed a retrospective chart review for all patients undergoing LA for acute appendicitis from 1995 to 2002.
Results:
We used established exclusion criteria to identify 175 patients with a mean age of 37.6 (standard deviation [SD] 14.5) years (95 male, 80 female). The mean operating time was 61.9 (SD 22.5) minutes. Excluding conversions to OA (14/175, 8%), operating time was 59.9 (SD 20.5) minutes. On surgical assessment, 143 patients had acute nonperforated appendicitis (17 perforated, 15 gangrenous). However, on histopathology assessment, 13 cases of normal appendix were identified (13/175, 7.4%). The overall median length of stay was 2.0 days. Three patients had significant postoperative infectious complications, including 1 wound infection and 2 cases of intra-abdominal abscesses. All abscesses were managed successfully with percutaneous drainage. An analysis of perioperative factors that might have contributed to the infectious complications revealed that each case of postoperative intra-abdominal abscess occurred in patients with gangrenous appendicitis and when extensive irrigation was used during LA.
Conclusions:
An institutional review demonstrates outcomes comparable with the Cochrane systematic review of the published literature. Technical issues that may impact on intra-abdominal abscess formation after LA include aggressive manipulation of the infected appendix and increased use of irrigation fluid, possibly producing greater contamination of the peritoneal cavity.
Insights
Laparoscopic appendectomy (LA) may lead to intra-abdominal abscesses, especially with gangrenous appendicitis and extensive irrigation. This study found outcomes comparable to literature reviews, with abscesses managed by drainage.
Area of Science:
- Surgical Gastroenterology
- Minimally Invasive Surgery
- Infectious Complications
Background:
- Existing literature suggests a higher rate of intra-abdominal abscess following laparoscopic appendectomy (LA) compared to open appendectomy (OA).
- This study aimed to evaluate infectious complications specifically within a single tertiary care center.
Purpose of the Study:
- To analyze the incidence and potential contributing factors of infectious complications, particularly intra-abdominal abscesses, after laparoscopic appendectomy (LA).
- To compare institutional outcomes with published systematic reviews.
Main Methods:
- Retrospective chart review of patients undergoing LA for acute appendicitis between 1995 and 2002.
- Inclusion criteria focused on patients with confirmed appendicitis, excluding conversions to open appendectomy for initial analysis.
Main Results:
- Out of 175 patients, 3 experienced significant postoperative infectious complications (1 wound infection, 2 intra-abdominal abscesses).
- Both intra-abdominal abscesses occurred in patients with gangrenous appendicitis and involved extensive irrigation during the procedure.
- All abscesses were successfully treated with percutaneous drainage.
Conclusions:
- Institutional outcomes for LA are comparable to findings in the Cochrane systematic review.
- Aggressive manipulation of the appendix and increased irrigation during LA may be technical factors contributing to intra-abdominal abscess formation.
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