These days infertility is almost common in one-third of couples due to which they lean toward IVF treatment. In this treatment, they learn so many new things before and during the process. There are several things you need to know if you are struggling to become parents. In this technique, there are various types of test which are performed to examine your fertility. Some of them are PGD and PGS, these both tests known as pre-implantation genetic tests. Moreover, these both terms are too different, additionally, if you are still in doubt then visit our IVF Centre once we will guide you about all the options that are available in our facility.
Furthermore, Pre-implantation genetic testing is usually done prior to embryo transfer which is the last phase of IVF.
Let’s have a look at what is the meaning of these terms in actual.
What is PGD?
PGD is additionally known as a preimplantation genetic diagnosis which provides you information related to gene make-up cells that are found in Embryo. An Embryo is explained as a fertilized egg in medical terms. In addition, an embryo biopsy evacuates almost 8 cells every single day which is then sent to the clinical lab for testing. This is the process which is generally designed to examine the inherited gene disorders and this will give you accurate results after testing. Moreover, after this, your surgeon may freeze embryo for further use.
The couples who are suitable for PGD
This is a technique which usually taken by couples who have a family history of any serious health condition. They take this test because they wish to clear out their doubts about whether they have any type of genetic problem or not. PGD is useful to find the diseases named as single gene disorders which includes cystic fibrosis and sickle cell anemia. This test is also taken by couples if their ancestors have any type of sexual problems such as Fragile X syndrome and Duchenne muscular dystrophy.
What is PGS?
PGS stands for preimplantation genetic screening that is designed to check the normal range of chromosomes that are present in embryo cells. This test is performed after the growth of embryos in a clinical lab, from which few embryos are sent to the other clinical lab which has advanced technology to count the number of chromosomes that are present in each cell. Moreover, in the scientific language embryos with the normal range of chromosomes are additionally known as Euploid. Whereas, embryos which do not have a proper number of chromosomes such as 46 are known as Aneuploid.
The couples who are suitable for PGS
This test is basically taken by those couples who are at their old age. Because an abnormal number of chromosomes are commonly experienced by old age women. This is normal in old age people having abnormal embryos which leads to many fertility defects such as miscarriage, biochemical pregnancy, fetal death later in pregnancy and having a baby with abnormalities.