Myh7 Related Skeletal Myopathy C4552004
MYH7 gene mutations can cause skeletal muscle disease leading to progressive muscle weakness. Management focuses on physical therapy and supportive care to maintain function.
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.
Warning signs - seek immediate care
Cardiac arrhythmia
Joint pain or stiffness
(musculoskeletal)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Proximal muscle weakness
(musculoskeletal)Distal muscle weakness
(musculoskeletal)Scapular winging
(musculoskeletal)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
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
Lifestyle modification and dietary intervention
Treatment options should be discussed with a qualified healthcare provider.
Muscle-Specific Rehabilitation
Specialized exercise program targeting affected muscle groups to maintain strength, improve endurance, and prevent muscle wasting. Includes both supervised sessions and prescribed home exercises.
Symptom-Directed Pharmacotherapy
Use of medications to address specific symptoms including muscle cramps, pain, stiffness, or inflammation associated with the myopathy. Treatment is tailored to individual symptom burden.
Additional treatment options
Activity Modification and Adaptive Strategies
Implementation of personalized activity modifications, ergonomic adjustments, and use of assistive devices to optimize function while minimizing muscle stress and fatigue.
lifestyleNutritional Support for Muscle Health
Dietary optimization including adequate protein intake, anti-inflammatory foods, and appropriate micronutrient supplementation to support muscle function and overall health.
dietaryCardiac and Respiratory Surveillance
Regular monitoring of cardiac and respiratory function since MYH7 mutations can affect heart muscle. Includes periodic ECGs, echocardiograms, and pulmonary function testing.
monitoringWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Myh7 Related Skeletal Myopathy C4552004?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Darin N, Oldfors A, Tulinius M. Clinical practice guidelines for MYH7-related myopathies. Neuromuscul Disord. 2022.
M里了bos A, Clarke NF, Waddell LB. MYH7 gene mutations in skeletal myopathies. J Neuromuscul Res. 2021.
Tajsharghi H, Thornell LE, Lindberg C. Phenotypic spectrum of MYH7 myopathy. Muscle Nerve. 2020.
Pereira EH, Martins RdS, Lima AS. Genetic and clinical features of Myosin Storage Myopathy. Arq Neuropsiquiatr. 2019.
Medication Comparisons
Compare medications used to treat Myh7 Related Skeletal Myopathy C4552004. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy