What is the reference value of estradiol during pregnancy?

Nowadays, every family pays great attention to pregnant women and regards them as national treasures, with the goal of giving birth to a healthy baby. We know that a lot of prenatal examinations are needed during pregnancy, including estradiol values. So what is the reference value of estradiol during pregnancy? Let's hear what obstetricians and gynecologists say. I hope that through the editor's introduction, everyone can have a general understanding.

The normal value of E2 (estradiol) at 7 weeks of pregnancy is 25-309. Generally speaking, the concentration of blood estradiol is 48-521 pmol/L in the preovulatory period, 70-1835 pmol/L in the ovulatory period, and 272-793 pmol/L in the postovulatory period. Low values ​​are seen in ovarian dysfunction, premature ovarian failure, and Sheehan's syndrome.

1. What is estradiol

Estradiol is an estrogen therapy that is absorbed through the skin. It can supplement the deficiency of 17-β estradiol secreted by female ovaries, while avoiding the side effects caused by oral administration (breast pain, weight gain, high blood pressure, gallstones and abnormal liver function, etc.). Estrogen can stimulate cells to synthesize DNA, RNA and various proteins in corresponding tissues.

2. What are the functions of estradiol?

1. Supplement the lack of estrogen. It is commonly used to treat female hypogonadism, bilateral oophorectomy, atrophic vaginitis, vulvar dryness, menopausal syndrome such as hot flashes, sweating, and mental and neurological symptoms.

2. Using estrogen to treat metastatic breast cancer can achieve remission in 40%.

3. Used to treat advanced prostate cancer, symptoms are significantly improved, pain is relieved, and estrogen therapy is added after testicle removal.

4. Prevent osteoporosis and be used to prevent rapid bone loss caused by estrogen deficiency in the early stages of menopause.

5. For the treatment of acne (blackheads), it can be used for more severe cases in men, and estrogen-progesterone combination preparations can be used in women.

6. Leukopenia: It is used for leukopenia caused by chemotherapy or radiotherapy of malignant tumors, and has a significant effect of increasing white blood cells.

7. Used as emergency contraceptive pill.

8. Stop breastfeeding.

The reference value of estradiol during pregnancy has been explained in the above article. We now also know the definition and function of estradiol. We hope that pregnant women can go to the hospital regularly to measure the estradiol value during pregnancy, and deal with any abnormalities immediately. Another point to note is that you should not take medicine blindly during pregnancy.