Ventriculo-peritoneal shunt infections in infants and children

Mm Aly Bokhary1, Hm Kamal

  • 1Department of Neurosurgery.

Insights

Ventriculoperitoneal (VP) shunt infections are common in Saudi Arabia, with Gram-negative bacteria like Pseudomonas aeruginosa being the primary cause. Early detection and management are crucial for pediatric patients with hydrocephalus.

Area of Science:

  • Neurosurgery
  • Pediatric Infectious Diseases
  • Hospital Epidemiology

Background:

  • Ventriculoperitoneal (VP) shunts are vital for managing hydrocephalus in children.
  • Shunt infections pose significant risks, leading to increased morbidity and healthcare costs.
  • Understanding local infection rates and causative agents is essential for effective prevention and treatment strategies.

Purpose of the Study:

  • To determine the incidence and types of ventriculoperitoneal (VP) shunt infections in pediatric patients.
  • To identify the most common pathogens responsible for VP shunt infections in the region.
  • To compare infection rates with international benchmarks.

Main Methods:

  • A retrospective review of VP shunt infection episodes was conducted between mid-2003 and end-2006.
  • Cerebrospinal fluid (CSF) samples were analyzed for pathogen identification.
  • Treatment involved empirical antibiotics, shunt removal, external ventricular drainage (EVD), and subsequent re-insertion of a new shunt.

Main Results:

  • VP shunt infections occurred in 25.9% of patients and 29.3% of procedures.
  • Recurrent infections were observed in 40% of infected patients.
  • Pseudomonas aeruginosa (50%) and Staphylococcus epidermidis (18.2%) were the most common pathogens, with Gram-negative organisms predominating.

Conclusions:

  • The incidence of VP shunt infections at King Fahad Hofuf hospital is high compared to international centers.
  • Gram-negative organisms, particularly Pseudomonas aeruginosa, are the leading cause of VP shunt infections in this pediatric population.
  • Prompt management involving EVD and targeted antibiotics is critical for sterile CSF and successful shunt revision.
Abstract

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