Unimed prenatal genetic diagnosis extraction of amniotic fluid, villi and abortion tissue, etc., for chip detection, the detected diseases include:
1. Diseases caused by abnormal chromosome numbers or structural abnormalities are mainly divided into three categories: autosomal disease, sexual chromosomal disease, and carriers of chromosomal abnormalities. About 50% are inherited by parents and about 50% are caused by newly occurring mutations. Its incidence is closely related to the age of pregnant women.
2.Chromosome aneuploidy
   For example：21-trisomy Down syndrome, 18-Edward syndrome, etc.
3.Chromosome microdeletion and microduplication syndrome
   For example: Digeorge syndrome, meow syndrome, etc.
4.Some single gene diseases
   For example: deafness, thalassemia, etc.