Antibiotic-Impregnated Ventriculoperitoneal Shunts Decrease Bacterial Shunt Infection: A Systematic Review and

Janka Kovács1,2, Vanda Máté1,2, Mahmoud Obeidat1

  • 1Centre for Translational Medicine, Semmelweis University, Budapest , Hungary.

Neurosurgery
|May 29, 2024
PubMed
Abstract

Insights

Antibiotic-impregnated shunt catheters (AISCs) significantly reduce bacterial infections in hydrocephalus patients. While not statistically significant, AISCs showed a trend toward decreasing shunt failure rates compared to standard shunts.

Area of Science:

  • Neurosurgery
  • Infectious Disease Prevention
  • Medical Device Technology

Background:

  • Hydrocephalus management often involves shunt placement, which carries a risk of bacterial infection.
  • Shunt-associated infections can lead to significant morbidity, mortality, and increased healthcare costs.
  • Antibiotic-impregnated shunt catheters (AISCs) are designed to mitigate these risks by inhibiting microbial growth.

Approach:

  • A comprehensive meta-analysis was performed, searching PubMed, Scopus, and CENTRAL databases.
  • Included randomized controlled trials and observational studies published up to November 2022.
  • Analyzed the primary outcome of bacterial infection rates and the secondary outcome of shunt failure rates using random-effects models.

Key Points:

  • The meta-analysis included 27 articles encompassing 27,266 shunt operations.
  • AISCs demonstrated a statistically significant reduction in bacterial shunt infections (OR = 0.42; 95% CI: 0.33-0.54).
  • A trend favoring AISCs was observed for reducing shunt failure (OR = 0.73; 95% CI: 0.51-1.06).

Conclusions:

  • AISCs are significantly effective in reducing the incidence of bacterial ventriculoperitoneal-shunt infections.
  • Evidence suggests a potential benefit of AISCs in decreasing shunt failure rates.
  • These findings support the use of AISCs for improved patient outcomes in hydrocephalus management.

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