Infertility

Infertility is a disease manifested mainly by a woman of childbearing age who has been living together for more than 2 years after marriage or last pregnancy, and the man's reproductive function is normal, without contraception and pregnancy. Those who have never been conceived within 2 years of marriage are referred to as primary infertility; those who have had a child or miscarriage and have been infertile for more than 2 years in a row are referred to as secondary infertility. Absolute infertility is a clinical sign of infertility, regardless of which couple has severe congenital or acquired anatomical abnormalities or physiological defects. , Such as congenital absence of uterus. Relative infertility refers to the fact that a certain cause of difficulty in fertility reduces fertility, resulting in the patient being unable to conceive temporarily, but can still conceive through treatment, such as uterine dysplasia. The incidence of infertility accounts for about 8% to 17% of women of reproductive age, with an average of about 10%. The increasing trend of infertility may be related to late marriage and childbearing, induced abortion, and sexually transmitted diseases. Common ovarian infertility, vulvovaginal infertility, cervical infertility, uterine infertility, tubal infertility, chromosomal abnormal infertility, immune infertility.