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Living with Neurodegeneration with brain iron accumulation 2B

A brain condition caused by changes in the PLA2G6 gene, also called atypical neuroaxonal dystrophy.

Understanding Neurodegeneration with brain iron accumulation 2B

Neurodegeneration with brain iron accumulation 2B is a condition that affects the brain, caused by changes in the PLA2G6 gene.

It is also called atypical neuroaxonal dystrophy. It is different from infantile neuroaxonal dystrophy, which starts earlier and has different symptoms.

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

    Your doctor may refer you to a specialist who knows rare conditions.

  3. Ask which tests can help

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

Care & treatment

Care team
A doctor familiar with rare conditions, plus specialists as needed
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 NBIA Disorders Association and other patient organizations
  • 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
Should we have genetic testing for the PLA2G6 gene?
Which specialists should be on my care team?
How is this different from infantile neuroaxonal dystrophy?

Quick facts

InheritanceAutosomal Recessive

It is caused by changes in the PLA2G6 gene. A child inherits a changed copy of the gene from each parent (autosomal recessive).

Also known as: anad; atypical neuroaxonal dystrophy (anad); nbia2b; neuroaxonal dystrophy, atypical; neurodegeneration with brain iron accumulation type 2b; neurodegeneration with brain iron accumulation, pla2g6-related

Patient organizations

Source: NIH GARD · Neurodegeneration with brain iron accumulation 2BGARD ID 10688 · 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 Neurodegeneration with brain iron accumulation 2B.

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