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Is Multiple Endocrine Neoplasia Type 1 Genetic?
- Heritability
- ~100%
- Inheritance
- autosomal-dominant
- Key genes
- MEN1
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MEN1 is a hereditary syndrome causing tumours in the parathyroid glands pancreas and pituitary. Virtually all carriers develop at least one of these tumours by age 50.
How Genetic Is Multiple Endocrine Neoplasia Type 1?
Multiple Endocrine Neoplasia Type 1 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 Multiple Endocrine Neoplasia Type 1: MEN1. 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 Multiple Endocrine Neoplasia Type 1?
Yes — family history is one of the strongest predictors of Multiple Endocrine Neoplasia Type 1. 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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