Genetic disorders of the nervous system

Nervous system hereditary diseases are caused by changes in the amount, structure, or function of the genetic material of germ cells or fertilized eggs, which cause the development of individuals with neurological dysfunction as the main clinical manifestation. It is different from congenital heart disease caused by rubella virus infection in the fetus, and it is also different from familial diseases such as familial hypothyroidism, which are non-hereditary. The hereditary diseases of the nervous system are genetic diseases whose main symptoms are the nervous system. There are four types of hereditary methods: ① single gene inheritance, including autosomal dominant inheritance, recessive inheritance, X-linked recessive inheritance, dominant inheritance Etc .; ② polygene inheritance; ③ mitochondrial disease caused by mitochondrial DNA mutation; ④ chromosomal diseases, such as abnormal chromosome number or structure.