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Is Duchenne Muscular Dystrophy Genetic?
- Heritability
- ~100%
- Inheritance
- x-linked-recessive
- Key genes
- DMD
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The most common fatal childhood muscular dystrophy caused by DMD mutations resulting in absent dystrophin protein.
How Genetic Is Duchenne Muscular Dystrophy?
Duchenne Muscular Dystrophy has a strong genetic basis. Research estimates heritability at approximately 100%, meaning genetic factors account for the majority of variation in whether individuals develop this condition.
Key genes associated with Duchenne Muscular Dystrophy: DMD. Variants in these genes have been identified through genome-wide association studies (GWAS) and clinical research as influencing susceptibility or severity.
Source: MedlinePlus Genetics
Does Family History Matter for Duchenne Muscular Dystrophy?
Yes — family history is one of the strongest predictors of Duchenne Muscular Dystrophy. If a first-degree relative (parent, sibling, or child) has been diagnosed, your own risk may be significantly elevated. Discussing your family history with a healthcare provider or genetic counsellor is strongly recommended.
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