In vitro fertilisation (IVF)
Delve into all the details of the main technique in fertility treatment and its main applications. We bring you the latest advances from the hand of our experienced professionals. The processes, tests and investigations involved in the meticulous work of the IVF laboratory.

Instituto Bernabeu discovers fertility genetic variants
Following years of research, the Poor Responder Unit at Instituto Bernabeu has, for the first time, discovered the genes that play a role in ovarian reserve. This makes choosing the most appropriate medication for the […]

What is the FSH and what is its function?
Follicle-stimulating hormone (FSH) is essential to reproduction. It is produced by the pituitary gland situated just below the brain (behind the palate) and is released into the bloodstream. The hormone regulates the ovaries and is involved in the […]

The 600 recessive disorders detected by the Genetic Compatibility Test (GCT)
Nowadays, all couples who wish to avoid passing on genetic disorders to their children can choose to do so through a Genetic Compatibility Test (GCT), also known as Prenatal Recessive Disorder Screening. The Instituto Bernabeu GCT is […]

The immune system and pregnancy
Numerous factors are involved in making the amazing miracle of pregnancy possible. Many of them are very well understood whilst others, such as the immune system and its role in embryo implantation, given their importance, […]

Embryo transfer on day 3 or day 5. The pros and cons.
Determining the ideal day for embryo transfer has always been a controversial issue and there are, even today, still a number of doubts surrounding this issue. Embryo culture is, basically, a selection process. Each embryo’s […]

Recurrent pregnancy loss: an issue that does have a solution
Clearly one of the most difficult situations a couple trying for children may have to face is pregnancy loss. Suffering is even greater when, prior to this, the couple has gone through fertility treatment such […]

State of the art technology in preimplantation embryo diagnosis: Array-CGH
Preimplantation Genetic Diagnosis (PGD) is the study of chromosomal and genetic abnormalities in embryos before they are transferred to the mother’s uterus by an In Vitro Fertilisation (IVF) technique. It seeks to ensure healthy offspring […]

Specialised healthcare in the Instituto Bernabeu endometriosis unit
Endometriosis is the presence outside the uterus of tissue from the uterus known as the endometrium (the lining that covers the uterus where the embryo embeds). It can implant anywhere in the body, except the […]

What does embryo biopsy involve?
Preimplantation Genetic Diagnosis (PGD) is a tool designed to “get to know” the embryos genetically before they are transferred into the mother’s uterus. Thanks to this technique, we can study their chromosome count and find […]