When you reach a certain age and do not menstruate, what is the situation? These are more likely

From the perspective of women's physical development laws, after entering puberty, the secondary sexual characteristics of the body will develop rapidly. The more obvious feature is the enlargement of the chest, and the menarche will also appear at the same time. If a girl still does not have a period during puberty, she should go to a regular hospital for an examination in time, because this situation is most likely to be suffering from primary amenorrhea, and of course it may be related to other reasons.

What are the reasons why women don't menstruate?

1. Reproductive tract atresia

Reproductive tract atresia is a primary disease. Although the patient's uterus development and hormone secretion are in a normal state, due to the vaginal diaphragm itself, menstrual blood cannot flow out of the body, which is also a special feature of primary amenorrhea . disease. Such female friends can only go to the hospital for treatment through surgery, but the cure rate is less than 100%.

　　2. Androgen insensitivity syndrome

Once a woman has androgen insensitivity syndrome, it is easy to cause the symptoms of no menstruation . The cause of this syndrome is related to the abnormal karyotype. Once a woman has a genetic defect, it is easy to This leads to an increase in the level of androgen secretion, which is one of the main reasons for not having menstruation.

3. Mueller's Hypoplasia Syndrome

Although the phenomenon of congenital lack of menstruation in women caused by this type of disease is relatively rare, once the disease occurs, it will not only affect menstruation, but may even affect fertility in severe cases. Although the patient's secondary sexual characteristics are all normal, but because there is no uterus and no vagina, the symptoms of primary amenorrhea appear.

4. Resistant ovarian syndrome

The ovary is one of the important organs in a woman's body. Once the antagonistic ovarian syndrome occurs, it will not only seriously affect the health of the ovary, but even lead to primary amenorrhea . In addition, due to the inability to generate follicles after the disease, it will also lead to a complete loss of fertility. There is no complete cure for such diseases, so it will greatly harm the physical and mental health of patients.

5. Hypergonadotropin Hypogonadism

Hypergonadotropin hypogonadism can lead to abnormal ovarian function in patients. Women's ovarian function must be damaged, which will inevitably affect endocrine health. Once the endocrine is in a disordered state, it will lead to symptoms of no menstruation . . This disorder is associated with congenital heredity or congenital developmental dysplasia.

6. Hypogonadotropic hypogonadism

Many women are relatively unfamiliar with this disease. In fact, hypogonadotropic hypogonadism is mainly related to the low secretion of gonadotropin from the pituitary gland. Once the secretion of this hormone component is insufficient, it will lead to ovarian dysfunction, which will induce insufficient secretion of estrogen and progesterone, which is one of the main reasons for primary amenorrhea .

The above introduces the reasons why girls over the age of 18 do not have menstruation, and the dangers of not having menstruation on their health. For female friends, although menstruation occurs every month, it is indeed a very annoying thing. But compared to menstruation, not menstruation is something that needs to be vigilant. If you do not have a period for a long time, it will not only affect your reproductive health, but even lead to your own loss of fertility.