Huntington's Disease Genetic Test (cont.)
IN THIS ARTICLE
What Is the Test?
If you have a family member who has Huntington's disease, their blood usually is tested first to identify the changed gene that might run in your family. Then you give a blood sample, which is screened for the gene change. Testing another family member also may be important in case your family's DNA is unusual in some way that might affect the test result.
Is the Test Accurate?
Although this test is highly reliable, no test is 100% accurate. Also, if you test positive, the test can't tell you when you will develop Huntington's disease or how quickly the disease will advance.
Should I Be Tested?
The decision to take the test for Huntington's disease is personal. You may have emotional, financial, and family reasons for taking or not taking the test.
You might choose to be tested because:
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