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Detection and management of gangliogliomas in children
H Otsubo1, H J Hoffman, R P Humphreys
1Division of Neurosurgery and Neurology, Hospital for Sick Children, Toronto, Ontario, Canada.
Insights
This study reviewed 42 children with gangliogliomas, finding surgical resection is the primary treatment. Early detection and management strategies are crucial for optimal outcomes in pediatric brain tumors.
Area of Science:
- Pediatric Neurology
- Neurosurgery
- Pediatric Oncology
Background:
- Gangliogliomas are rare tumors often presenting in children.
- Seizures are a common initial symptom, with a longer duration in some cases.
- Understanding optimal detection and management is vital for this patient population.
Purpose of the Study:
- To review the detection and management of gangliogliomas in pediatric patients.
- To identify the most effective treatment strategies for these tumors.
- To correlate clinical presentation with diagnostic findings.
Main Methods:
- Retrospective review of 42 pediatric patients treated for gangliogliomas.
- Analysis of presenting symptoms, diagnostic imaging (CT and MRI), and surgical outcomes.
- Pathological diagnosis confirmation for all cases.
Main Results:
- Tumor locations varied: 32 supratentorial, 4 infratentorial, 6 spinal cord.
- 25 patients presented with seizures; mean symptom duration was 5 years (vs. 1 year for non-seizure patients).
- Computed tomography (CT) detected calcification in 19/31 cases; MRI showed T2 high-signal intensity in 6/8.
Conclusions:
- Surgical resection is the definitive management for pediatric gangliogliomas.
- Adjuvant therapy is generally not required following complete surgical removal.
- Early diagnosis and surgical intervention are key to successful outcomes.
Abstract:
Forty-two children treated for gangliogliomas were reviewed to identify the best methods of detection and management. Thirty-two of the tumors were supratentorial, four infratentorial, and six were in the spinal cord. Twenty-five patients presented with seizures; the mean duration of symptoms was 5 years in contrast to 1 year in non-seizure patients. Of 31 children studied by computed tomography (CT), calcification in the tumor lesion was found in 19. Magnetic resonance imaging (MRI) showed abnormal high-signal intensity on T2 imaging in six of eight patients. All patients underwent surgical resection and were diagnosed pathologically. Twenty-four patients had total resection, and 14 underwent temporal lobectomies including hippocampectomy. The management of this tumor remains surgical resection without the need for any adjuvant therapy.