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Pediatric oligodendrogliomas

N Razack1, J Baumgartner, J Bruner

  • 1Department of Neurological Surgery, Jackson Memorial Hospital/University of Miami Medical School, Miami, Fla., USA.

Pediatric Neurosurgery
|August 15, 1998
PubMed
Summary
This summary is machine-generated.

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Pediatric oligodendrogliomas are not benign brain tumors, with a 5-year survival of 65%. Younger children (<12 years) with these tumors have a better prognosis, and histology impacts survival.

Area of Science:

  • Pediatric neuro-oncology
  • Neurosurgery
  • Cancer research

Background:

  • Pediatric oligodendrogliomas are rare brain tumors often misperceived as benign.
  • Limited literature exists on their treatment and outcomes in children.
  • This study addresses the scarcity of data on pediatric oligodendrogliomas.

Purpose of the Study:

  • To analyze treatment and outcomes of pediatric oligodendrogliomas.
  • To investigate prognostic factors including age and histology.
  • To evaluate the course of these brain tumors in a pediatric population.

Main Methods:

  • Retrospective analysis of 19 pediatric oligodendrogliomas treated at MD Anderson Cancer Center (1973-1992).
  • Histological grading using the Smith method.

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  • Survival data estimated using Kaplan-Meier curves with a mean follow-up of 39.7 months.

    • Main Results:

    • The 5-year survival rate was 65%.
    • Younger children (under 12 years) demonstrated a better prognosis.
    • Histologic classification correlated with survival, while resection completeness did not.
    • Seizure frequency decreased in 30% of patients.

    Conclusions:

    • Pediatric oligodendrogliomas do not follow a benign clinical course.
    • Age and histological classification are significant prognostic indicators.
    • Further research is needed to draw conclusions on adjuvant therapy due to selection bias.