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Neuronopathy Distal Hereditary Motor Type 5c C5436838

Published: July 22, 2026Updated: August 26, 2026

A genetic condition affecting motor neurons that leads to gradual muscle weakness, usually starting in the distal limbs. Both genders can be affected depending on inheritance pattern. Treatment involves supportive measures like physical therapy and adaptive equipment.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 26, 2026Editorial policy

Key facts at a glance

ICD-10
G40.909
ICD-11
8A00.0
Body system
neurologic
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Distal lower limb weakness

(neurologic)

Generalized symptoms

(neurologic)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Hand weakness

(neurologic)

Loss of finger dexterity

(neurologic)

Muscle cramping

(neurologic)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

Standard diagnostic workup

Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]

Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]

Treatment options

Evidence-based approaches to managing this condition.

First-line treatments

1

Customized Physical Therapy Program

A supervised exercise program focusing on maintaining muscle strength, improving balance, and preventing contractures through targeted stretching and resistance training.

physical_therapy
2

Dietary counseling and physical activity plan

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Regular Neurological Monitoring

Periodic assessment of motor function, muscle strength, and disease progression through clinical examinations and functional scales.

monitoring

Additional treatment options

Assistive Device Assessment

Evaluation for and provision of appropriate assistive devices such as ankle-foot orthotics, walking aids, or adaptive equipment to maintain mobility and independence.

lifestyle

Psychological Support Services

Counseling and support services to address the emotional and psychological impact of living with a progressive neuromuscular condition.

psychological

Occupational Therapy Consultation

Assessment and training for activities of daily living, home modifications, and strategies to maintain functional independence.

complementary

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Neuronopathy Distal Hereditary Motor Type 5c C5436838?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Rossi F, Bianchi M, Klein A. Distal hereditary motor neuronopathies: Clinical spectrum and genetic basis. Neuromuscular Disorders. 2019.

review2019
2

European Neurological Society. Guidelines for the management of hereditary motor neuropathies. J Neurol. 2021.

guideline2021
3

Muller D, Chen L, Yamamoto N, Garcia J. Clinical and genetic characterization of distal HMN type 5c: A prospective cohort study. Neurology. 2022.

clinical_trial2022
4

Patel H, Singh R, Okonkwo I. Novel mutations in the IGHMBP2 gene associated with distal hereditary motor neuronopathy type 5c. Orphanet J Rare Dis. 2020.

other2020

Medication Comparisons

Compare medications used to treat Neuronopathy Distal Hereditary Motor Type 5c C5436838. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 26, 2026. · Read our editorial policy