Egg donation has become an option for women who, for whatever reason, can no longer use their own ova. For example, due to poor ovarian reserve, poor oocyte quality and premature menopause. The process is widely used […]

Whilst it is not part of the day-to-day routine at reproductive medicine clinics, it is now increasingly common to have to transport biological samples (oocytes, semen or embryos) from one clinic to another and even […]

Nowadays, many couples have to turn to gamete donation in order to make their dream of becoming parents come true. In cases such as these, the couple tends to have common and understandable doubts about […]

It is common knowledge that a seminogram is one of the basic tests that couples who are having issues getting pregnant. In other words, the male partner’s semen needs to be analysed in order to check […]

The risk of contracting HIV during unprotected sexual intercourse is estimated to be between 0.5 and 1%. For serodiscordant couples (one partner is a carrier), trying for a child naturally can entail an elevated risk […]

When an oocyte is in an optimum state of maturation, ovulation takes place. This is known as day 0 of development (D0) and fertilisation by a competent spermatozoon must take place during this period. When the oocyte […]

Pre-implantation genetic diagnosis(PGD) consists of studying chromosomalabnormalities and genetic abnormalities in the embryo prior to transfer to the mother. Itspurpose is to ensure that children are healthy and to bring thetransmission of a given condition to an end. Significant progress […]

The extent of the issue Obesity is a public health issue both in the general population and in women of childbearing age. The figures are a proof of this and, far from improving, the problem […]

When a couple fails to get pregnant or has an unsuccessful pregnancy, a number of tests performed on both partners is recommended. One of the basic tests in analysis of the male partner involves performing a seminogram […]

Cryptorchidism, from the Greek words kriptos (hidden) and orquis (testicle), is the failure of one or both testes to descend to the scrotum. It is estimated that between 2 and 5% of newborn boys have […]