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Living with Charcot-Marie-Tooth disease type 2Y

A rare inherited nerve condition with slowly worsening weakness in the hands and feet, balance trouble, and loss of feeling.

Understanding Charcot-Marie-Tooth disease type 2Y

Charcot-Marie-Tooth disease type 2Y is a rare, inherited nerve disease affecting movement and feeling.

It causes slowly worsening weakness and wasting in the muscles farthest from the center of the body. Onset and severity vary. People may have balance problems, walking and running trouble, foot differences, and hand clumsiness. Some also have speech and swallowing trouble or mild changes in thinking and behavior. It starts in childhood or adulthood.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Trouble walking and running
  • Poor balance
  • Foot drop
  • Wasting of muscles in the hands and feet
  • Loss of feeling in the hands and feet
  • Absent ankle reflexes

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 genetic specialists.

  3. Consider genetic testing

    Changes in VCP are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.

  4. Connect with expert centers

    The Foundation for Peripheral Neuropathy may keep lists of experts for this condition.

Care & treatment

Care team
Brain and nervous system specialists (neurologists); Genetic specialists (geneticists)
Expert care
Expert lists: The Foundation for Peripheral Neuropathy
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 CMT Research Foundation 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
Can VCP genetic testing confirm the diagnosis?
Should swallowing, speech, and thinking be checked?
What therapy can help with balance and walking?

Quick facts

Symptoms usually startChild and as an Adult
InheritanceAutosomal Dominant
GenesVCP

Changes in the VCP gene cause this condition. It is inherited in an autosomal dominant way, so one changed copy of the gene can cause it.

GeneticNeurological

Also known as: autosomal dominant axonal charcot-marie-tooth type 2y; autosomal dominant charcot-marie-tooth disease type 2 due to vcp (valosin containing protein) mutation; autosomal dominant charcot-marie-tooth disease type 2 due to vcp mutation; autosomal dominant charcot-marie-tooth disease type 2y; charcot-marie-tooth disease type 2 caused by mutation in vcp; charcot-marie-tooth disease, axonal, autosomal dominant, type 2y

Patient organizations

Source: NIH GARD · Charcot-Marie-Tooth disease type 2YGARD ID 17714 · 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 Charcot-Marie-Tooth disease type 2Y.

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Explore actively recruiting Charcot-Marie-Tooth disease type 2Y studies with HealthSpark.

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

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