McArdle disease (also known as glycogen storage disease type V) |
Geno
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Mag
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Summary
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(C;C)
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0
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common in clinvar
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(C;G)
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3
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Carrier of a McArdle disease mutation
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(G;G)
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5
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McArdle disease (also known as glycogen storage disease type V)
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This is a genotype with recommended actions if clinically confirmed. In brief:
- Annual routine physical examination and review of diet.
- Avoid repetitive episodes of muscle damage that may lead to rhabdomyolysis and fixed weakness.
- Be aware risk for acute muscle damage from certain general anesthetics (usually muscle relaxants and inhaled anesthetics.
- Statin-induced myopathy risk may be increased 12-20 fold for all carriers of a PYGM pathogenic mutation.
The full ClinGen Actionability report about autosomal recessive Glycogen storage disease V can be found here.
Genetic counseling may be available to you through your health-care network. In the US, genetic counselors may be found via this webpage of the National Society of Genetic Counselors.