Pregnancy is a delicate time for both the mother and the fetus to why visits to the specialist is essential. The medical specialty that deals with the development of pregnancy within gynecology is obstetrics.

The medical examinations and conducting numerous tests intended to verify that no abnormalities occur in the state of health of the mother and fetal development is normal.

Tests in the first week of pregnancy

The first twelve weeks of pregnancy are those that relate to the first trimester of pregnancy. The first visit to the gynecologist or obstetrician must occur at the beginning of pregnancy and repeated on a monthly basis in order to carry out tests such as the following:

·  Overview of health.

·  Ecografías to visualize the interior of the uterus and check that everything is normal. They gradually will be repeated throughout the process of gestation.

·  Analytic to know the state of health, check hormone levels and detect infectious diseases such as rubella or toxoplasmosis.

Evidence of the week 13 to 26 of pregnancy

The medical visits tend to occur every 15 days. At the beginning of the second quarter some tests are performed to detect problems in the developing fetus. They are necessary especially in women over 35. Some of these tests are:

·  Triple Screening: a blood test that determines the likelihood that the baby will suffer some kind of chromosomal alterations.

·  Amniocentesis: consists of an abdominal puncture through which amniotic fluid is extracted for later analysis. Conducting this test involves, among others, the risk of abortion. It serves, for example, to determine if the fetus will develop the Down Syndrome.

·  O`Sullivan test is used to detect gestational diabetes. This is a type of diabetes that arose for the first time during pregnancy and then can return to disappear. Usually performed at the end of the second quarter.

Tests in the last weeks of pregnancy

The visits to the specialist occur almost on a weekly basis in the third trimester of pregnancy. As with any pregnancy tests such as ultrasound to monitor the normal process and analysis to monitor the health of the mother.

As we approach the moment of birth is checking the status of the placenta, the amount of amniotic fluid to act in the event of any significant abnormality.