Polycystic ovary syndrome is an endocrine-metabolic syndrome, the definition of which has varied many times over time due to its complexity. It is accepted that a patient has polycystic ovary syndrome when she meets two of the following three criteria: Chronic anovulation (oligoamenorrhea). Hyperandrogenism (clinical and/or biochemical). Ovaries with polycystic morphology on vaginal ultrasound (at … Read more
The complementary techniques in IVF (in vitro fertilization) are aimed at improving the pregnancy or birth rate. Currently, there is a debate about the clinical efficacy and safety of many of these techniques as they have not been proven. It is possible that some of them, over time, as more studies are published, may be … Read more
Article signed by Clinica Tambre Approximately 10% of cases of female sterility have a genetic origin, this includes chromosomal alterations that can cause miscarriages, for example. In addition to the genetic factor, three other causes are also responsible for female sterility. In the first place, the ovarian factor, that is, those cases in which ovulation … Read more
When faced with testicular cancer, it is recommended to consider fertility preservation (sperm freezing), since it is more frequent in men between 20 and 34 years of age. There are different types of testicular cancer caused by different types of cells. Alterations in the germ cells, which produce the spermatozoa, are responsible in 90% of … Read more
“Hatching or Assisted Hatching This practice consists of making a hole in the membrane surrounding the embryo in order to facilitate its implantation in the uterus. The disadvantage is that it is an invasive technique that can damage the embryo. At present, its efficacy has not been proven; further studies are needed to see if … Read more
There are different hormones that make it easier to become pregnant. Among the most important of these is progesterone, a hormone that promotes pregnancy. According to recent studies, blood levels of progesterone after embryo transfer are directly related to success rates in reproductive treatments. Thus those patients with lower progesterone levels show a relatively lower … Read more
The World Health Organization (WHO) defines miscarriage as the loss of a fetus or embryo weighing less than half a kilogram before three weeks gestation. Classically, although the cut-off point was established at three or more miscarriages, there is no consensus, since most authors consider that with two miscarriages it is possible to speak of … Read more
Chronic endometritis may be a factor directly related to implantation failure and repeat miscarriages. Chronic endometritis involves symptomless inflammation of the endometrium, and its effect on fertility is controversial. In fact, it is possible that chronic endometritis reduces endometrial receptivity. Some of these studies indicate that chronic endometritis can be diagnosed in up to three … Read more
Coagulation problems are in the spotlight in the fertility field, especially when we encounter patients who have problems with implantation failure or repeated miscarriages. In recent years, anticoagulant and antiplatelet treatments have been used almost indiscriminately in the management of this group of patients, but more and more studies are advocating a much more conservative … Read more
To what extent has the age at which couples want to have children been delayed in recent years? It is becoming more and more common for women over 40 years of age to come to our offices who have delayed their desire to become mothers for work or personal reasons. What is the average age … Read more