A 46-year-old member asked:
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can huntington's disease develop without any family member having it?

1 doctor answer
Dr. Robert Woods
29 years experience Psychiatry
Very Rare: Huntington's disease has an autosomal dominance inheritance. In this type of inheritance pattern each offspring of an affected individual has a 50% risk of inheriting this disorder. There have been cases of spontaneous gene mutation causing huntington's disease, although extreemly rare.
Answered on Dec 9, 2013
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