is huntington disease genetic
Huntingtonâs disease (HD) is a fatal genetic disorder that causes the progressive breakdown of nerve cells in the brain. It deteriorates a personâs physical and mental abilities during their prime working years and has no cure.very child of a parent with HD has a 50/50 chance of inheriting the expanded gene that causes the disease. If the child has not inherited this expanded gene, he or she will never develop the disease and cannot pass it on to their children. Huntington's disease is inherited in an autosomal dominant fashion.