Menstruation has not come and no pregnancy may be caused by polycystic ovary syndrome, premature ovarian failure and other diseases, but also may be caused by mental and psychological factors and so on.
1. Polycystic ovary syndrome: a reproductive endocrine metabolic disease characterized by ovulatory dysfunction, hyperandrogenemia, and polycystic ovarian changes. The main manifestations are scanty menstruation, amenorrhea or irregular vaginal bleeding, hirsutism, acne, obesity and other symptoms. This causes menstruation has not come and no pregnancy.
2. Premature Ovarian Failure: refers to the ovarian dysfunction that occurs in women before the age of 40. The main manifestations are shortened menstrual cycles, reduced menstrual flow, irregular cycles, scanty menstruation, amenorrhea, but also poor breast development, loss of libido, hot flashes and sweating. It can also cause the menstrual period has not come and not pregnant.
3. Mental and psychological factors: such as recent stress, excessive mental tension, etc., can also lead to endocrine system disorders, which can lead to delayed menstruation, causing menstruation has not come without pregnancy.
There are many other causes of menstruation and pregnancy, so you should pay attention to them, find out the causes, and follow the doctor’s advice for further treatment or therapy.