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Cerebrospinal fluid shunt infections in infants and children in Mobile, Alabama
M Mancao1, C Miller, B Cochrane
1Department of Pediatrics, University of South Alabama College of Medicine, Mobile, USA.
Insights
Pediatric cerebrospinal fluid shunt infections occur in over 10% of procedures, with Staphylococcus epidermidis being the most common cause. Infection risk is highest within 8 weeks of shunt placement.
Area of Science:
- Pediatric Neurosurgery
- Infectious Disease Epidemiology
- Biomaterials Science
Background:
- Hydrocephalus is a common condition in infants and children requiring cerebrospinal fluid (CSF) shunt placement.
- CSF shunt systems are susceptible to infection, leading to significant morbidity.
- Understanding shunt infection epidemiology is crucial for improving patient outcomes.
Purpose of the Study:
- To determine the incidence and epidemiology of cerebrospinal fluid shunt infections in pediatric patients.
- To analyze shunt survival rates prior to infection.
- To identify the most common causative organisms and temporal patterns of infection.
Main Methods:
- Retrospective chart review of pediatric patients undergoing CSF shunt procedures.
- Analysis of 268 shunt procedures in 145 patients from January 1990 to June 1996.
- Identification of infection episodes, causative pathogens, and timing relative to shunt placement.
Main Results:
- An overall shunt infection incidence of 10.8% per procedure and 13.1% per patient was observed.
- Staphylococcus epidermidis was the most frequently isolated pathogen.
- The highest probability of shunt infection occurred within the first 8 weeks post-procedure, with decreasing likelihood after 28 weeks.
Conclusions:
- Cerebrospinal fluid shunt infections represent a significant complication in pediatric hydrocephalus management.
- Early detection and management are critical due to the heightened risk in the initial postoperative period.
- Targeted strategies against Staphylococcus epidermidis may help reduce shunt infection rates.
Abstract:
Cerebrospinal fluid shunt systems are used to treat hydrocephalus in infants and children; unfortunately, some shunt systems become infected. We sought to define the epidemiology of shunt infections and shunt survival prior to infection at our institution. We identified 268 shunt procedures performed from January 1990 to June 1996 in 145 patients. There were 29 episodes of shunt infection for an incidence of 10.8% per procedure and 13.1% per patient. Staphylococcus epidermidis was the most common isolate recovered. The probability of shunt infection was highest during the first 8 weeks after a shunt procedure and subsequent infection was less likely after 28 weeks.