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a small blood sample is taken, and DNA from it is analyzed to determine the CAG repeat number. A person with a repeat number of 30 or below will not develop HD.

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14y ago

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Related Questions

What is a human genetic disorder caused by a dominant gene is?

One example is Huntington's Disease. Carried on a dominant gene, it causes deterioration of the central nervous system, affecting movement, swallowing, personality, etc.


Is huntington disease contagious?

Huntington's disease is not contagious as it is a genetic disorder. It is passed down from parents.


What is the name of the genetic test for Huntington's disease so my doctor can order it?

The genetic test for Huntington's disease is commonly referred to as the "Huntington's disease genetic test" or "HTT gene testing." This test analyzes the CAG repeat expansion in the HTT gene on chromosome 4. If you're discussing this with your doctor, you can simply refer to it as the Huntington's disease genetic test, and they will know how to proceed with the ordering process.


Can you catch huntington's disease?

Nope it's genetic


Is Huntington's a genetic disease?

Yes, autosomal dominant.


What is one genetic disease of threat to the nervous system?

ONE is Huntington's Disease.


What is a dominate genetic disease?

Achrondoplasia (dwarfism) is one. Another is Huntington's disease.


What is huntington's disease classified as?

It is a genetic disease. You can only "catch" it by inheriting the gene for it.


How can a person be screened for genetic disorder as huntington's disease?

Several diseases, including Huntington's, have a genetic screening test to identify the presence of the gene that causes Huntington's. Please visit the website for the Huntington's Disease Society of America for some good information.


Is Huntington's disease caused by 3 chromosomes of the 21st pair?

page 314 Huntington's disease is lethal GENETIC DISORDER caused by a rare dominant allele. It's not a chromosonal disease, it is a genetic disorder. D


Is Huntington's disease a genetic disease that occurs middle age?

Usually, yes, that is correct.


What is huntington disease and how does it relate to mother?

Huntington's disease is a genetic condition that leads to early dementia. In other words, it leads to degeneration of the brain.