Huntington's disorder affects the nervous system. Early symptoms include twitchy muscles, awkward movement, sometimes seizures, memory disfunction, and emotional impairment.
Symptoms become progressively worse and lead to death.
Inheritance Autosomal dominant . The gene responsible is on 4. Symptoms may be recognized earlier in individuals with a family history of this disorder. Family history is important. Genetic Counseling Genetic counseling is offered before and after testing to individuals who have a family history of Huntington's Disorder.