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Published on: March 15, 2024
Early prophylactic antibiotics administration for acute necrotizing pancreatitis: a meta-analysis of randomized
Tomohiko Ukai1, Satoru Shikata, Machiko Inoue
1Department of Community Medicine, Mie University School of Medicine, Tsu, Mie, Japan.
Insights
Early prophylactic antibiotics significantly reduce mortality and infected pancreatic necrosis in acute necrotizing pancreatitis patients. This review highlights the critical timing of antibiotic administration for improved outcomes.
Area of Science:
- Gastroenterology
- Infectious Diseases
- Critical Care Medicine
Background:
- Conflicting results exist regarding prophylactic antibiotic effectiveness in acute necrotizing pancreatitis.
- Antibiotic timing is crucial but understudied in existing reviews.
- This review specifically addresses the impact of administration timing.
Purpose of the Study:
- To systematically review randomized controlled trials (RCTs) on prophylactic antibiotics for acute necrotizing pancreatitis.
- To evaluate the effect of antibiotic timing on mortality and infected pancreatic necrosis.
- To assess secondary outcomes including non-pancreatic infections and surgical interventions.
Main Methods:
- Systematic review of RCTs from MEDLINE, CINAHL, and Japana Centra Revuo Medicina.
- Included trials with antibiotic administration within 72 hours of symptom onset or 48 hours of admission.
- Primary outcomes: mortality rate and infected pancreatic necrosis incidence.
Main Results:
- Six RCTs involving 397 patients were analyzed.
- Significantly lower mortality in the antibiotic group (7.4%) compared to controls (14.4%).
- Early prophylactic antibiotics reduced infected pancreatic necrosis incidence (16.3% vs. 25.1%).
Conclusions:
- Early prophylactic antibiotic administration is associated with reduced mortality in acute necrotizing pancreatitis.
- Timely antibiotic use lowers the incidence of infected pancreatic necrosis.
- This supports early intervention as a key strategy in managing acute necrotizing pancreatitis.
Background:
The effectiveness of prophylactic antibiotics use for acute necrotizing pancreatitis has been explored and a number of systematic reviews have been published with conflicting results. The timing of antibiotics administration can be fundamental to their effectiveness, but thus far no reviews have focused on the timing of administration.
Methods:
A systematic review of randomized controlled trials (RCTs) of prophylactic antibiotics for acute necrotizing pancreatitis was conducted using MEDLINE (PubMed), CINAHL and Japana Centra Revuo Medicina. Trials in which antibiotics were administered within 72 h after onset of symptoms or 48 h after admission were included. Our primary outcomes were the mortality rate and the incidence of infected pancreatic necrosis, and secondary outcomes were the incidence of non-pancreatic infection and the incidence of surgical intervention.
Results:
The search revealed six RCTs with a total of 397 patients. The mortality rates were significantly different for those taking antibiotics (7.4%), and controls (14.4%) (odds ratio [OR], 0.48; 95% confidence interval [CI], 0.25-0.94). Also, early prophylactic antibiotics use was associated with reduced incidence of infected pancreatic necrosis (antibiotics 16.3%, controls 25.1%; OR, 0.55; 95% CI, 0.33-0.92).
Conclusion:
Early use of prophylactic antibiotics for acute necrotizing pancreatitis is associated with reduced mortality and lower incidence of infected pancreatic necrosis.
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