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Retrieval01:12

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Retrieval is the process of getting information out of memory storage and back into conscious awareness. This ability is essential for daily tasks like brushing hair and teeth, driving to work, and performing job duties. Retrieval occurs in three ways: recall, recognition, and relearning.
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Related Experiment Video

Updated: Jan 31, 2026

Laparoscopic Oocyte Retrieval and Cryopreservation during Vaginoplasty for Treatment of Mayer-Rokitansky-Kuster-Hauser Syndrome
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Does retrieval bag use during laparoscopic appendectomy reduce postoperative infection?

Adam C Fields1, Pamela Lu2, Deanna L Palenzuela1

  • 1Department of Surgery, Brigham and Women's Hospital, Harvard Medical School, Boston, MA.

Surgery
|December 29, 2018
PubMed
Summary

Using an appendix retrieval bag during laparoscopic appendectomy significantly reduces the risk of postoperative intra-abdominal abscess. This technique should be standard practice to improve patient outcomes and lower healthcare costs.

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Area of Science:

  • Surgical Innovation
  • Infectious Disease Prevention
  • Gastrointestinal Surgery

Background:

  • Appendectomy is the most frequent emergency surgery in the US, with over 370,000 procedures annually.
  • Laparitic appendectomy reduces complications but infectious complications like surgical site infections and intra-abdominal abscesses remain a concern.
  • Postoperative infections increase patient morbidity and healthcare expenses.

Purpose of the Study:

  • To investigate the impact of appendix retrieval techniques during laparoscopic appendectomy on infectious complication rates.
  • To determine if using an appendix retrieval bag influences the risk of surgical site infections and intra-abdominal abscesses.

Main Methods:

  • Retrospective analysis of the American College of Surgeons National Surgical Quality Improvement Program and Appendectomy Procedure Targeted databases.
  • Identification of patients who underwent laparoscopic appendectomy in 2016.
  • Comparison of infectious complication rates (superficial site infection, intra-abdominal abscess) between patients who had appendix retrieval bags versus those who did not.

Main Results:

  • Over 10,000 laparoscopic appendectomies were analyzed; 92.2% used retrieval bags, 7.8% did not.
  • No significant difference in superficial site infections between groups (0.9% vs. 0.6%).
  • Multivariable analysis revealed appendix retrieval bag use was an independent predictor of decreased intra-abdominal infection (40% reduction, OR 0.6, P=.03).

Conclusions:

  • Appendix retrieval bags are linked to a reduced risk of postoperative intra-abdominal abscess after laparoscopic appendectomy.
  • The use of appendix retrieval bags should be considered the standard of care to minimize infectious complications.