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fecundaci├│n in vitro

In Vitro Fertilization (IVF) is located within the techniques of assisted reproduction, where it joins an egg and sperm in a laboratory to then insert the fertilized egg in the woman.

What is in vitro fertilization?

  1. Using injections of hormones stimulates ovulation in women with in vitro fertilization.
  2. The specialist removes the eggs vaginally with a ultrasound.
  3. Examine the eggs with a microscope and choose the ones that will be used.
  4. On a plate of laboratory is meeting the egg and the sperm, for after traspasarlos an incubator.
  5. After 24 to 28 hours are verified for the fertilization.
  6. Within the fertilized eggs, are chosen to develop in a better way. This occurs between 44 and 72 hours after fertilization.
  7. Finally, the gynecologist inserted between 1 and 3 embryos in the uterus of the woman.

Are there complications with the IVF?

Some experts relate the in Vitro Fertilization with the danger of a baby with a low birth weight or premature. However, they are not proven to the possible long-term problems.

Can cause multiple pregnancies?

It has been found that 30 percent of women who become pregnant with in Vitro Fertilization is multiple pregnancies. This could create complications at the birth of the baby.

Among these difficulties are:

  • The possibility of a premature birth
  • Giving birth to a baby with a low weight of normal
  • To increase the chances of the baby having a disability eventually

The ovarian hyperstimulation syndrome

Due to the hormone injection to stimulate ovulation, it can cause this syndrome, in which women produce an excess of eggs. It has been studied that these injections have generated adverse consequences in 15% of women approximately.

Among the effects that produce this syndrome are:

  • Accumulation of fluid in the belly and the chest, causing swelling and in some cases breathing problems
  • Nausea
  • Vomiting
  • Pain and swelling of the ovaries
  • There is a remote possibility (1%) of serious complications, such as heart attacks, strokes, vaginal bleeding, or infections

Intracytoplasmic sperm injection (ICSI)

It is also a technique of assisted reproduction, which introduces a single sperm directly into the egg to achieve fertilization. Usually takes place when it is man who suffers from infertility or has little amount of sperm.


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