Genetic Testing

The science and practice of genetic testing for Huntington’s disease

Individuals at risk for Huntington’s disease (HD) have the option of undergoing genetic testing, which detects the presence or absence of the genetic sequence that causes HD. The decision of whether or not to undergo genetic testing is intensely personal, with many factors to consider. This chapter will provide scientific background information regarding genetic testing for Huntington’s disease.

• How is genetic testing for HD possible?
• Are there guidelines for genetic testing?
• Who is at risk for HD?
• When is an individual tested for HD?
• Where does genetic testing occur?
• What are the preliminary steps of the genetic testing process?
• What does the actual genetic test entail?
• What are the possible test results?
• How accurate is the genetic test for HD?
• Are genetic test results confidential?
• What are the potential consequences of genetic testing?
• What if I decide not to be tested?
• What if I want to have a child that won't inherit HD?

- Couple Relationships and HD Testing

Last Modified: 9-13-02

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