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Living with Charcot-Marie-Tooth disease type 2T

A rare inherited nerve condition starting in adulthood with slowly worsening weakness, mostly in the legs.

Understanding Charcot-Marie-Tooth disease type 2T

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

It starts in adulthood with slowly worsening weakness and wasting in the muscles farthest from the center of the body, loss of feeling, and reduced or absent reflexes, mostly in the legs. People have trouble walking but keep walking. The arms may be mildly affected.

Signs & symptoms

GARD doesn't list common symptoms for this condition. Its summary describes these features:

  • Slowly worsening leg weakness
  • Wasting of muscles in the legs
  • Loss of feeling
  • Reduced or absent reflexes
  • Walking difficulty
  • Mild arm involvement in some people

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 MME 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 MME genetic testing confirm the diagnosis?
What therapy or braces can help with walking?
How often should my nerve function be checked?

Quick facts

Symptoms usually startAdult
InheritanceAutosomal Recessive
GenesMME

Changes in the MME gene cause this condition. It is inherited in an autosomal recessive way, so a child inherits a changed copy of the gene from each parent.

GeneticNeurological

Also known as: ar-cmt2t; autosomal recessive axonal charcot-marie-tooth disease type 2t; cmt2t

Patient organizations

Source: NIH GARD · Charcot-Marie-Tooth disease type 2TGARD ID 17909 · 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 2T.

Explore the Charcot-Marie-Tooth disease type 2T blog

Explore research for Charcot-Marie-Tooth disease type 2T

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

HealthSpark

Find actively recruiting studies for Charcot-Marie-Tooth disease type 2T 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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