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Diagnosis and management of paediatric brainstem gliomas
Insights
Paediatric brainstem gliomas (BSGs) survival varied by type. Exophytic BSGs had the longest survival, while diffuse and focal types showed similar, shorter survival rates in this review.
Area of Science:
- Pediatric Oncology
- Radiation Oncology
- Neuro-oncology
Background:
- Paediatric brainstem gliomas (BSGs) are a significant challenge in pediatric oncology.
- Understanding tumor subtypes and their impact on survival is crucial for treatment planning.
Purpose of the Study:
- To review paediatric brainstem gliomas (BSGs) treated at a specific university hospital group.
- To analyze the radiological features, treatment, and survival outcomes of different BSG subtypes.
Main Methods:
- Retrospective review of 11 paediatric patients diagnosed with brainstem gliomas between 1982 and 1992.
- Classification of tumors into diffuse, focal, and exophytic types based on radiological features.
- Analysis of survival data from the initiation of treatment.
Main Results:
- The study included 11 patients aged 4-9 years, with 9 diffuse, 1 focal, and 1 exophytic BSG.
- Exophytic BSGs demonstrated the longest survival (72 weeks).
- Diffuse (mean 21.5 weeks) and focal (21 weeks) BSGs had comparable, shorter survival rates.
Conclusions:
- Tumor subtype significantly impacts survival in paediatric brainstem gliomas.
- Exophytic BSGs have a better prognosis compared to diffuse and focal types.
- Hyperfractionated radiotherapy's role in treating these tumors warrants further review.
Abstract:
A review of paediatric brainstem gliomas (BSGs) treated in the Department of Radiation Oncology of the University of the Witwatersrand teaching hospital group is presented. Eleven patients between the ages of 4 years and 9 years were seen in the period 1982-1992. Of these cases, 9 were diffuse, 1 focal and 1 exophytic; the radiological features classifying these primary brainstem tumours are described. The survival from initiation of treatment was longest for the exophytic type BSG (72 weeks), while little difference in survival between the 9 diffuse type BSGs (mean 21.5 weeks) and the single focal type BSG (21 weeks) was found. The treatment is described and the role of hyperfractionated radiotherapy is reviewed.