be at risk. If somebody is gene positive their children have a 50% chance of inheriting Huntington's Disease. For more info click here . If your aunt has Huntington's Disease does that mean you could have the gene? - Maggie (18) Hi Maggie, If your aunty has Huntington's Disease then it means that one of her parents (your grandfather or grandmother) was gene positive. The implications for you are that your mother/father (the sibling of your aunt) had a 50% chance of inheriting the gene. If your parent has been tested and is gene negative then it means that they will not be able to pass it on to any of their children. However, if they either haven't been tested or have tested gene positve then there is a chance that you could inherit HD. The best thing to do would be to talk to your parents if you can. Also I'm sure your local Huntington's Association would be happy to give you advice. I hope this helps. My Mother was a carrier and my sister has the HD disease. My brother is now at age 70 showing symptoms and plans on being tested. Genetically do I have a greater risk of having the disease? - Vicki (60) Hi Vicki, The gene status of your siblings does not imply that you have a greater chance of being gene-positive for Huntington's Disease (HD). If a parent has HD, they have 1 faulty copy of the gene and 1 good copy. They