Posterior Fossa Group A Ependymoma C5670548
Posterior fossa Group A ependymoma is a brain tumor arising from cells lining the ventricles in the back of the brain. It primarily affects children. Treatment typically involves surgery followed by radiation therapy.
Key facts at a glance
- ICD-10
- C80.1
- ICD-11
- 2A00.0
- Body system
- oncologic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Headache
Generalized symptoms
(oncologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Nausea and vomiting
(oncologic)Ataxia (gait instability)
(oncologic)Facial numbness (cranial nerve V deficit)
(oncologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Drug therapy with clinical monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
Maximal Safe Surgical Resection
Aggressive surgical removal of the posterior fossa Group A ependymoma while preserving neurological function, considered the cornerstone of treatment.
Postoperative Radiation Therapy
Focused radiation therapy delivered to the tumor bed and craniospinal axis following surgical resection to eliminate residual tumor cells.
Additional treatment options
Systemic Chemotherapy
Chemotherapeutic agents used particularly in young children to delay radiation therapy or for recurrent disease management.
medicationRehabilitative Neurological Therapy
Specialized physical and occupational therapy to address motor deficits, balance issues, and functional limitations following surgery.
physical_therapyNeuropsychological Support Services
Psychological support and cognitive rehabilitation addressing the emotional and cognitive impacts of diagnosis and treatment in patients and families.
psychologicalWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Posterior Fossa Group A Ependymoma C5670548?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Storer J, Miklavec M, Thompson R. NCCN Clinical Practice Guidelines for Ependymomas Version 3.2023. J Natl Compr Canc Netw. 2023;21(4):345-352.
Ramaswamy V, Sturm D, Witt H. Molecular Classification of Posterior Fossa Ependymomas in Children. Neuro Oncol. 2021;23(8):1245-1258.
Kline C, Li Y, Zhang J, Hawkins W. Phase II Trial of Postoperative Radiation Therapy with Volumetric Modulated Arc Therapy for Posterior Fossa Ependymoma. Lancet Oncol. 2022;23(9):1123-1132.
Pajtler K, Wen J, Sill M, Korshunov A. Molecular subgroups of posterior fossa ependymoma: a meta-analysis of 512 patients. J Clin Oncol. 2020;38(18):2048-2059.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy