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Is Krabbe Disease Genetic?
- Heritability
- ~100%
- Inheritance
- autosomal-recessive
- Key genes
- GALC
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A lysosomal storage disease destroying the myelin sheath caused by GALC mutations. Neonatal screening is available in some states.
How Genetic Is Krabbe Disease?
Krabbe Disease 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 Krabbe Disease: GALC. 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 Krabbe Disease?
Yes — family history is one of the strongest predictors of Krabbe Disease. 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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