DNA testing for Huntington disease in the Turkish population.

Abstract excerpt

Huntington disease (HD) is an autosomal dominant inherited disease, characterized by involuntary movements, behavioral and personality changes and dementia. Although the mean age at onset is about 40 years, onset varies from 5 to 79 years. Therefore, at-risk individuals are never sure to have escaped the disease. The genetic defect is a CAG trinucleotide repeat expansion at the 5' end of the IT-15 gene on...

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