A prenatal genetic diagnosis gives expecting parents all the information they need to know about the health of the growing fetus. This is especially important in the case of late pregnancy since there is a greater chance of a fetus developing abnormalities.
Genetic abnormalities manifest early. In fact, it can be ascertained whether the unborn baby has any kind of serious abnormality. Late pregnancies have a greater chance of babies being born with down syndrome, hence as a precautionary measure, prenatal genetic testing is advised.
A good way to prepare for genetic testing is to learn more about genetic disorders. Also, it is advisable to learn about your partner’s medical history, as it plays a significant role in determining the health of the offspring.
Most often, only if both the parents are carriers of a particular health condition, does the child have a greater chance of inheriting it. Genes are either dominant or recessive and prenatal genetic testing helps in assessing the health of the unborn child.
Prenatal genetic testing helps in identifying if the patient is at increased risk and whether or not a pregnancy is affected by a disease.
There are mainly 2 types of prenatal genetic tests:
Depending upon the analysis, the results of the testing are usually available within a week. Ones who are tested positive are advised to undergo diagnostic testing.
There are mainly two types of diagnostic tests:
It is important to take time and discuss the risks and the benefits of knowing the results with your doctor.
Some risks of prenatal tests include:
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