Use of aspirin and bleeding-related complications after hepatic resection

M Gelli1, M A Allard1,2,3, O Farges4

  • 1Centre Hépato-Biliaire, Assistance Publique - Hôpitaux de Paris (AP-HP) Hôpital Paul-Brousse, Villejuif, France.

Insights

This study found that continuing aspirin therapy during elective hepatectomy (liver surgery) did not increase bleeding risks. Patients on aspirin had similar outcomes to those not on the medication, suggesting it is safe for liver surgery.

Area of Science:

  • Hepatobiliary Surgery
  • Cardiovascular Pharmacology
  • Surgical Oncology

Background:

  • The safety of continuing antiplatelet therapy, specifically aspirin, during hepatectomy is not well-established.
  • Elective liver resections carry inherent risks, and the impact of perioperative aspirin use requires investigation.

Purpose of the Study:

  • To evaluate the operative risks associated with continuing aspirin therapy during elective hepatectomy.
  • To compare bleeding-related complications and other adverse events in patients undergoing liver surgery with or without aspirin.

Main Methods:

  • A multicentre prospective observational study compared patients undergoing elective hepatectomy with and without aspirin continuation.
  • Propensity score (PS) matching was employed to create balanced cohorts for analysis.
  • Outcomes assessed included severe hemorrhage (Dindo-Clavien grade IIIa or higher), transfusion rates, morbidity, complication scores, and mortality.

Main Results:

  • After PS matching, 108 patients were in each group (aspirin vs. control).
  • No significant differences were observed in severe hemorrhage (6.5% vs. 5.6%), intraoperative transfusion, overall hemorrhage, Comprehensive Complication Index (CCI) score, major complications, or 90-day mortality between the groups.
  • While major complications appeared higher in the aspirin group (23.1% vs. 13.9%), this did not reach statistical significance.

Conclusions:

  • Continuation of aspirin therapy does not appear to be associated with an increased risk of bleeding complications after elective hepatectomy.
  • This finding suggests that aspirin can be safely continued in patients undergoing elective liver surgery, provided other risk factors are managed.
Abstract

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