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Prognostic factors in brainstem gliomas.

M E Cohen, P K Duffner, R R Heffner

    Neurology
    |May 1, 1986
    PubMed
    Summary
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    Certain children with brainstem gliomas may survive long-term, even without aggressive treatment. Identifying favorable prognostic factors like neurofibromatosis can help predict survival in pediatric brain tumor patients.

    Area of Science:

    • Pediatric Oncology
    • Neuro-oncology
    • Childhood Brain Tumors

    Background:

    • Brainstem gliomas in children typically have a poor prognosis, with median survival rates of 9-12 months.
    • Despite the grim outlook, a subset of long-term survivors exists, suggesting potential for better outcomes in specific cases.

    Purpose of the Study:

    • To identify potential prognostic factors associated with long-term survival in pediatric brainstem gliomas.
    • To inform the development of new treatment strategies by understanding survival variations.

    Main Methods:

    • Retrospective analysis of 12 pediatric patients diagnosed with brainstem gliomas.
    • Evaluation of clinical, radiological (CT scan), and pathological data to identify survival predictors.

    Main Results:

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    • Five out of 12 patients survived beyond 6 years; six survived 12 months or less.
    • One patient survived 3 years, also considered in the long-term survivor group.
    • Favorable prognostic indicators included neurofibromatosis, symptom duration >= 12 months, tumor calcification on CT, exophytic location, and low-grade pathology.

    Conclusions:

    • Pediatric brainstem glioma patients can experience prolonged survival, sometimes without intensive treatment.
    • Prognostic factors such as neurofibromatosis and specific tumor characteristics are crucial for identifying patients with better survival potential.
    • These findings necessitate consideration of patient subgroups when designing novel therapeutic regimens for brainstem gliomas.