Prophylactic abdominal drainage versus no drainage after laparoscopic appendectomy for perforated acute appendicitis: a multicenter propensity score-weighted analysis - Report - MDSpire
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Comparison of Prophylactic Abdominal Drainage and Non-Drainage Following Laparoscopic Appendectomy for Perforated Acute Appendicitis: A Multicenter Propensity Score-Weighted Study

  • By

  • Tomohiro Akutsu

  • Akira Endo

  • Yoshiaki Inoue

  • Hazuki Koguchi

  • Hirotada Muramatsu

  • Shuji Saito

  • Satoshi Okumura

  • Chisato Yonekawa

  • Asuka Fukuo

  • Shuichi Kobori

  • Masakazu Wakabayashi

  • Kei Ito

  • Hiroyuki Kasajima

  • Atsushi Tabeta

  • Ryohei Kosaki

  • Seiichiro Yamamoto

  • Takeshi Nakamura

  • Komei Kuge

  • Ryo Yamamoto

  • Fumitoshi Mizutani

  • Yuko Okishio

  • Takeshi Yokoyama

  • Haruka Shimoda

  • Hiraaki Okuzawa

  • Yasukazu Narita

  • Hiromasa Hoshi

  • Keisuke Suzuki

  • Koji Ito

  • Yasuhiro Otomo

  • Koji Morishita

  • September 9, 2026

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Comparison of Prophylactic Abdominal Drainage and Non-Drainage Following Laparoscopic Appendectomy for Perforated Acute Appendicitis

Overview

This multicenter study evaluates the impact of prophylactic abdominal drainage on postoperative intra-abdominal abscess (IAA) formation following laparoscopic appendectomy for perforated acute appendicitis.

Background

Acute appendicitis is a leading cause of emergency surgery worldwide, with laparoscopic appendectomy being the preferred method for uncomplicated cases. The management of complicated appendicitis, particularly regarding the use of prophylactic drainage, is an area of ongoing investigation.

Data Highlights

No numerical data was provided in the source material.

Key Findings

  • Prophylactic abdominal drainage does not significantly reduce the incidence of intra-abdominal abscesses after laparoscopic appendectomy for perforated appendicitis.
  • Drainage may be associated with longer hospital stays and increased complications related to drain placement.
  • The study utilized a multicenter dataset, enhancing the generalizability of the findings across various medical settings in Japan.
  • Surgeons' discretion in drain placement reflects real-world clinical decision-making.
  • Prior studies have shown mixed results regarding the efficacy of drainage in preventing postoperative complications.

Clinical Implications

The findings suggest that the use of prophylactic abdominal drainage in patients undergoing laparoscopic appendectomy for perforated appendicitis should be carefully considered.

Conclusion

The study indicates that prophylactic abdominal drainage may not be beneficial in preventing intra-abdominal abscesses following laparoscopic appendectomy for perforated appendicitis.

Related Resources & Content

  1. Identifying Risk Factors for Intra-Abdominal Abscess Development After Appendectomy in Acute Appendicitis, 2024 -- Springer
  2. Evaluating the Impact of Intraabdominal Drain Utilization in Minimally Invasive Right Hemicolectomy, 2025 -- Springer
  3. Outcomes of Emergency Surgical Intervention for Hinchey Grade III Perforated Diverticulitis, 2023 -- Springer
  4. Comparison of Intra-Abdominal Abscess Rates After Laparoscopic Versus Open Appendectomy, 2022 -- Springer
  5. Diagnosis and Treatment of Acute Appendicitis: 2025 Edition of the World Society of Emergency Surgery Jerusalem Guidelines, 2025 -- JAMA Surgery
  6. Time to Avoid Prophylactic Intra-abdominal Drainage in Acute Complicated Appendicitis: An Updated Systematic Review and Meta-Analysis, 2025 -- PMC
  7. Prophylactic abdominal drainage versus no drainage after laparoscopic appendectomy for perforated acute appendicitis, 2026 -- Springer
  8. Diagnosis and Treatment of Acute Appendicitis: 2025 Edition of the World Society of Emergency Surgery Jerusalem Guidelines | Emergency Medicine | JAMA Surgery | JAMA Network
  9. Time to Avoid Prophylactic Intra-abdominal Drainage in Acute Complicated Appendicitis: An Updated Systematic Review and Meta-Analysis - PMC
  10. Prophylactic abdominal drainage versus no drainage after laparoscopic appendectomy for perforated acute appendicitis: a multicenter propensity score-weighted analysis | Surgical Endoscopy | Springer Nature Link

Original Source(s)

Prophylactic abdominal drainage versus no drainage after laparoscopic appendectomy for perforated acute appendicitis: a multicenter propensity score-weighted analysis

  • by Tomohiro Akutsu, Akira Endo, Yoshiaki Inoue, Hazuki Koguchi, Hirotada Muramatsu, Shuji Saito, Satoshi Okumura, Chisato Yonekawa, Asuka Fukuo, Shuichi Kobori, Masakazu Wakabayashi, Kei Ito, Hiroyuki Kasajima, Atsushi Tabeta, Ryohei Kosaki, Seiichiro Yamamoto, Takeshi Nakamura, Komei Kuge, Ryo Yamamoto, Fumitoshi Mizutani, Yuko Okishio, Takeshi Yokoyama, Haruka Shimoda, Hiraaki Okuzawa, Yasukazu Narita, Hiromasa Hoshi, Keisuke Suzuki, Koji Ito, Yasuhiro Otomo, Koji Morishita

  • September 9, 2026

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