This is an automatically translated article.
Video content is professionally consulted by BCSK I Ho Trung Hieu, Reproductive Support Center, Vinmec Times City International Hospital
Embryo transfer is one of the steps in the process of in vitro fertilization (IVF). There are many possible causes of embryo transfer failure. Many people do not know whether fresh embryo transfer is good? What is fresh embryo transfer or what is fresh embryo transfer?
In the process of performing IVF, after ovarian stimulation and oocyte retrieval, this is the time when the treating doctor and the patient will agree to choose the technique of transferring fresh embryos and stored embryos into the woman's uterus. women. When applying cryopreserved embryo transfer, the embryos after forming will be evaluated for quality and selected to be placed in a special embryo freezing environment and stored for a long time in liquid nitrogen with an extremely cold temperature of -196 degrees. C. What is fresh embryo transfer? This is a technique in which an egg is fertilized immediately after being retrieved and implanted in the uterus. However, recent studies show that after stimulating the ovaries to collect eggs, the hormone in a woman's body increases many times higher than normal and is not good for women's health as well as working conditions. embryo's nest.
The pregnancy efficiency between fresh and stored embryo transfer methods is similar. A natural pregnancy cycle, the 5th day embryo reaches the uterus and begins to implant. However, the current trend of infertility treatment often favors cryopreservation over fresh embryo transfer because of advantages such as:
Frozen embryos are very beneficial in cases where the woman's body has not recovery due to fear, anxiety after egg retrieval, unstable psychology... In case women are at risk or have ovarian hyperstimulation, uterine fluid, Progesterone test results on trigger day > 1.5 ng/ml... then fresh embryos cannot be transferred, but frozen embryos must be transferred, so embryo freezing is an absolute necessity. Embryo freezing helps families have more opportunities to transfer embryos many times with residual embryos, thereby increasing the cumulative pregnancy rate after embryo transfers. In addition, the technique of embryo transfer saves treatment costs, limits the number of times of ovarian stimulation, and helps ensure the health of women. Transferring stored embryos also helps couples have more time to prepare, arrange work, life and money... When transferring stored embryos, female patients will have time to prepare the complete endometrial lining. best, creating optimal conditions to receive embryos for implantation. Transfer of fresh embryos and stored embryos will depend on many factors, the doctor will base on the specific situation to make the best decision for the IVF process.
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