What is fetal biochemistry?

This article was professionally consulted by Specialist Doctor I Truong Nghia Binh - Obstetrician-Gynecologist - Department of Obstetrics and Gynecology - Vinmec Da Nang International General Hospital.

Biochemical pregnancy is the term commonly used in assisted reproduction. The term biochemical pregnancy is used to mean pregnancy and early miscarriage before ultrasound shows a gestational sac in the uterus. The phenomenon of miscarriage is very common in women, due to many different causes and occurs at many different stages, the biochemical pregnancy phenomenon is a miscarriage at the earliest stage of pregnancy.

A biochemical miscarriage is an early miscarriage before an ultrasound shows the gestational sac. Due to the abnormality of the fetus itself or the mother's uterus. Because a biochemical miscarriage is so early, many people don't know they're pregnant. Or have detected pregnancy symptoms but not able to see the gestational sac by ultrasound. At this time there is no way to find out the exact cause of biochemical miscarriage.

In general, up to this point, there is no way to track down the "culprit" of biochemical miscarriage accurately. However, it is hypothesized that there are a number of reasons that can cause premature biochemical pregnancy:
Imperfect embryo structure, due to poor coordination between genes or lack of some genes , leading to embryo failure to develop, degeneration and self-destruction. In this case, if a woman is still able to give birth to a child, the baby is also prone to birth defects. Miscarriage due to abnormal uterus, it may be that the uterine lining is too thin so the fetus cannot attach, so it slips out by itself, or it is attached to the fibrous nucleus, old surgical scar should be miscarried immediately. Vulnerable to miscarriage due to hormone deficiency Miscarriage due to infection with some diseases that can be transmitted from mother to fetus, leading to miscarriage such as HIV, hepatitis B, C, syphilis, chlamydia, Rubella, Toxoplasma, CMV... Antiphospholipid syndrome causing blood clotting disorder

In most cases of biochemical miscarriage it is not possible to intervene in any way. The only thing you can do is to have regular check-ups of the Beta HCG level to ensure it goes down, this hormone naturally decreases when the fetus is gone.
Although the biochemical miscarriage does not affect much to the health, it also affects the woman's psyche if in the case of expecting a baby. However, pregnant women and their families should not be too worried, because the biochemical state of pregnancy will rarely have complications such as stillbirth, residual fluid or affect health or reproduction later on.

Since it is not possible to determine the exact cause, it is not possible to guarantee that there will be no consecutive biochemical pregnancy. However, to limit the phenomenon of biochemical miscarriage occurring in a row, here are some ways to make the pregnancy process safer that you can refer to:
Pay attention to keeping clean and proper hygiene during pregnancy. During pregnancy, eating and drinking enough necessary nutrients, resting properly to avoid any negative impact on psychology, emotions as well as avoiding any collisions in the lower abdomen, limit intercourse after having just had a baby. miscarriage. When you want to get pregnant next time, it is necessary to have a comprehensive and thorough examination to detect chronic diseases for timely treatment. If you have a gynecological inflammatory disease or pathology of uterine fibroids, ovarian cysts, it is necessary to completely cure it before planning to become pregnant again, or to treat it according to the instructions of the obstetrician. department. As soon as a pregnancy is detected such as a missed period, a positive pregnancy test, you should immediately go to the doctor for intervention in possible cases. At the same time, it is necessary to avoid vigorous activity and rest more when pregnancy is discovered. The phenomenon of biochemical pregnancy, or in other words, the phenomenon of miscarriage in the earliest stages of pregnancy is not a rare phenomenon. Although biochemical pregnancy usually does not leave many dangerous complications such as a large miscarriage, but it greatly affects the psychology of pregnant women.
Many pregnant women who have had a biochemical miscarriage are still wondering whether they are pregnant or not, and worry about subsequent pregnancies. When planning a pregnancy, in addition to preparing mentally and physically, you need to equip yourself with some basic knowledge. You need to be mentally prepared to handle unexpected situations that happen again. If you have any doubts, do not hesitate to go to medical facilities for advice from medical staff.
Doctor Truong Nghia Binh has over 13 years of experience in the field of Obstetrics and Gynecology, has high expertise and long experience in the diagnosis and treatment of Obstetrics and Gynecology diseases.