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

At a Glance

CategoryDetail
ConditionPerforated Acute Appendicitis
Key MechanismsEvaluation of prophylactic abdominal drainage impact on intra-abdominal abscess formation post-laparoscopic appendectomy.
Target PopulationPatients undergoing laparoscopic appendectomy for perforated appendicitis.
Care SettingEmergency surgical services in various medical institutions across Japan.

Key Highlights

  • Laparoscopic appendectomy is the gold standard for uncomplicated appendicitis.
  • Prophylactic drainage is commonly used to prevent intra-abdominal abscess formation.
  • Evidence suggests drainage may not reduce incidence of intra-abdominal abscess and could lead to complications.
  • Study involved 21 institutions representing diverse medical settings.
  • Data collected included demographic, intraoperative, and postoperative outcomes.

Guideline-Based Recommendations

Diagnosis

  • Perforated appendicitis diagnosed intraoperatively with explicit documentation.

Management

  • Consideration of drain placement at the surgeon's discretion.

Monitoring & Follow-up

  • Assessment of intra-abdominal abscess formation within 30 days postoperatively.

Risks

  • Potential for extended hospital stays and drain-related complications.

Patient & Prescribing Data

Patients aged 15 years and older undergoing laparoscopic appendectomy for perforated appendicitis.

Drain placement is discretionary and based on intraoperative findings.

Clinical Best Practices

  • Utilize comprehensive clinical data for decision-making regarding drainage.
  • Monitor for intra-abdominal abscess formation postoperatively.

Related Resources & Content

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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