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Third ventriculostomy in infants younger than 1 year old

José Aloysio Costa Val1, Paulo Mallard Scaldaferri, Leopoldo Mandic Furtado

  • 1Pediatric Neurosurgery Department, Biocor Instituto, Nova Lima, MG, Brazil. costaval.bh@terra.com.br

Child'S Nervous System : Chns : Official Journal of the International Society for Pediatric Neurosurgery
|June 30, 2012
PubMed

Insights

Endoscopic third ventriculostomy (ETV) is effective for hydrocephalus treatment, with success rates depending on the cause, not patient age. This neurosurgical procedure shows higher success in aqueductal stenosis compared to Chiari type II.

Area of Science:

  • Neurosurgery
  • Pediatric Neurosurgery
  • Hydrocephalus Management

Background:

  • Endoscopic third ventriculostomy (ETV) is increasingly utilized for hydrocephalus treatment.
  • Previous studies debated ETV's efficacy in infants under one year old.
  • Emerging evidence suggests hydrocephalus etiology, not patient age, is key to ETV success.

Purpose of the Study:

  • To retrospectively evaluate the effectiveness of ETV in hydrocephalus treatment.
  • To determine if patient age or hydrocephalus etiology influences ETV success rates.

Main Methods:

  • Retrospective analysis of 75 endoscopic procedures, including 48 ETVs.
  • Patient groups were stratified by hydrocephalus etiology: aqueductal stenosis, Dandy-Walker malformation, and Chiari type II malformation.
  • Success rates were analyzed based on etiology and age groups.

Main Results:

  • ETV success rates varied significantly by etiology: 90% for aqueductal stenosis, 50% for Chiari type II.
  • No statistically significant difference in ETV success was observed when patients were stratified by age groups.
  • Etiology-driven outcomes highlight specific indications for ETV.

Conclusions:

  • The effectiveness of ETV in hydrocephalus treatment is primarily linked to the underlying etiology.
  • Patient age is not a significant factor in determining ETV success.
  • ETV is a viable treatment for hydrocephalus, with outcomes dependent on the specific cause.
Abstract

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