Duplex uterus refers to two uteruses, and this disease has no genetic predisposition and is usually not hereditary, so patients do not have to worry too much. The appearance of double uterus in women is a manifestation of congenital developmental abnormality of the uterus, during the development of the uterus on both sides of the paramesonephric ducts have not fused, forming two uterine cavities and two cervixes. It may cause discomfort during sexual intercourse and easy miscarriage after pregnancy, in addition, some women are also prone to infertility, but this is not a genetic disease and usually does not affect the next generation. Most cases of double uterus are detected during prenatal checkups and do not require special treatment if they have no effect on conception. If the twin uterus causes menstrual disorders or interferes with normal conception, surgical removal can be considered, and in most cases, it can alleviate menstrual disorders and infertility, and improve the chances of conception.