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Living with Anaplastic oligodendroglioma

A grade III brain tumor called an oligodendroglioma, with cells that look cancerous under the microscope.

Understanding Anaplastic oligodendroglioma

Anaplastic oligodendroglioma is a WHO grade III oligodendroglioma with malignant-looking cell features.

Under the microscope, cells show unusual nuclei, active cell division (mitoses), and increased cell numbers. These features can be in one area or throughout the tumor. GARD lists the onset as adulthood.

Signs & symptoms

GARD doesn't list specific symptoms for this condition yet.

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include brain and nervous system specialists and cancer specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

Care & treatment

Care team
Brain and nervous system specialists (neurologists); Cancer specialists (oncologists)
Expert care
Ask about multidisciplinary care centers for rare conditions
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with National Brain Tumor Society
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
What does grade III mean for my treatment plan?
Which tests will track the tumor over time?
Which specialists should be on my care team?

Quick facts

Symptoms usually startAdult

GARD doesn't describe a cause for this condition yet.

Neurological

Also known as: malignant oligodendroglioma; oligodendroglioma, anaplastic; oligodendroglioma, anaplastic, malignant; oligodendroglioma, malignant; undifferentiated oligodendroglioma; who grade iii oligodendroglial neoplasm

Patient organizations

Source: NIH GARD · Anaplastic oligodendrogliomaGARD ID 9472 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Anaplastic oligodendroglioma.

Explore the Anaplastic oligodendroglioma blog

Explore research for Anaplastic oligodendroglioma

Explore actively recruiting Anaplastic oligodendroglioma studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Anaplastic oligodendroglioma with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
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  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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