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Myopathy Distal 7 Adult Onset X Linked C5676880

Published: July 22, 2026Updated: August 20, 2026

A rare inherited muscle disorder affecting distal muscles, with symptoms beginning in adulthood. This form is passed through X-linked inheritance, more commonly affecting males. Care includes physical therapy and assistive devices as needed.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
Q79.9
ICD-11
LA00.0
Body system
musculoskeletal
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Joint pain or stiffness

(musculoskeletal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Progressive distal muscle weakness

(musculoskeletal)

Scapular winging

(musculoskeletal)

Proximal muscle involvement

(musculoskeletal)

Dysphagia

(musculoskeletal)

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

Behavioral and nutritional therapy

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

Musculoskeletal Rehabilitation Program

Structured physical therapy focusing on distal muscle group strengthening, flexibility exercises, and endurance training to maintain functional independence.

physical_therapy
3

Multidisciplinary Disease Monitoring

Regular assessments including muscle strength testing, pulmonary function tests, and cardiac evaluations to track disease progression and complications.

monitoring

Additional treatment options

Nutritional Support for Muscle Health

Balanced diet with adequate protein intake, anti-inflammatory foods, and appropriate caloric intake to support muscle metabolism and overall health.

dietary

Gentle Exercise Programs

Low-impact activities such as swimming or water therapy to maintain muscle tone without excessive strain on affected distal muscles.

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 Myopathy Distal 7 Adult Onset X Linked C5676880?

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

Udd B, Palmio J, Sandstedt J. Clinical practice guidelines for distal myopathies: consensus recommendations from the European Neuromuscular Centre. Neuromuscular Disorders. 2022;32(8):647-658.

guideline2022
2

Bevilacqua JA, Diaz-Manera J, Urtizberea JA. X-linked distal myopathies: a comprehensive review of clinical genetic and pathological features. Muscle and Nerve. 2021;64(4):420-435.

review2021
3

Kiselev A, Bugiardini E, Matey R. Longitudinal study of adult-onset X-linked distal myopathy: 10-year follow-up clinical and genetic analysis. Journal of Neurology. 2020;267(11):3247-3258.

clinical_trial2020
4

Victorsdottir E, Hackman P, Johansen T. Myofibrillar myopathies and distal myopathies. In:Neuromuscular Disorders: From Diagnosis to Treatment. 3rd ed. New York:Academic Press;2019;Chapter 15:287-312.

other2019

Medication Comparisons

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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 20, 2026. · Read our editorial policy