One of the critical stages in in-vitro fertilization (IVF) treatment is embryo transfer. For many years, unless there was a special circumstance... fresh embryo transfer It used to be preferred. However, with the development of technology... frozen embryo transfer It's becoming increasingly common. So which one is more advantageous?
What is Fresh Embryo Transfer?
During the same period that the eggs are collected, the embryos obtained in the laboratory are placed in the uterus within a few days. fresh transfer It is called.
Previously, cell loss was common during embryo freezing and thawing, so fresh transfer was considered more reliable. However, this has now changed.
Frozen Embryo Transfer and Vitrification
Developed in recent years vitrification method With this method, embryos are shock-frozen very quickly. Thanks to this method:
Almost no cell loss occurs in embryos after thawing,
The chances of pregnancy remain high.,
It is becoming a safe option for both doctors and patients.
👉 With this development, the world now mostly frozen embryo transfers It started to become the preferred choice.
Advantages of Frozen Embryo Transfer
High pregnancy rates: Scientific studies show that pregnancy rates are higher with frozen embryo transfer.
Uterine retention: In fresh embryo transfer, hormone levels are high, which can make it difficult for the uterus to hold the embryo. In frozen embryo transfer, however, the uterus is prepared in a controlled manner.
Patient comfort: Performing the transfer after the physical fatigue and mood swings following egg retrieval have subsided makes the process easier, both psychologically and physically.
Is a Fresh Transfer Still Necessary?
Yes. Freezing all embryos isn't always the best option. Especially:
In couples who have previously experienced negative results from frozen embryo transfers,
After all examinations and preparations are completed,
fresh transfer It can increase the chances of pregnancy.
✨ Conclusion: The decision is double-private.
There is no "single right way" in IVF treatment. Embryo transfer fresh or frozen? This decision should be made based on the couple's specific circumstances and the doctor's experience.
👉 Every couple's journey is different and personalized treatment plan It is the most important condition for high achievement.
