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Living with Diffuse astrocytoma

A slow-growing (low-grade) brain tumor that spreads into nearby brain tissue and usually affects young adults.

Understanding Diffuse astrocytoma

Diffuse astrocytoma is a low-grade (WHO grade II) brain tumor that spreads into nearby areas of the central nervous system.

It typically affects young adults. GARD says these tumors tend to progress to anaplastic astrocytoma and glioblastoma. They are classified by IDH gene status as IDH-mutant, IDH-wildtype, or not otherwise specified. GARD lists onset from childhood to 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 Pediatric Brain Tumor Foundation
  • 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 is the IDH gene status of my tumor, and what does it mean?
What treatment options are available?
How often will scans be needed to follow the tumor?

Quick facts

Symptoms usually startfrom Childhood to Adulthood

GARD doesn't describe a cause for this condition yet. Tumors are classified by whether they have a change in the IDH genes.

Neurological

Also known as: astrocytoma, diffuse; astrocytoma, diffuse, malignant; fibrillary astrocytoma (histologic variant); gemistocytic astrocytoma (histologic variant); grade ii astrocytic neoplasm; grade ii astrocytic tumor

Patient organizations

Source: NIH GARD · Diffuse astrocytomaGARD ID 5907 · 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 Diffuse astrocytoma.

Explore the Diffuse astrocytoma blog

Explore research for Diffuse astrocytoma

Explore actively recruiting Diffuse astrocytoma studies with HealthSpark.

HealthSpark

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

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • 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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