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Prenatal testing consists of prenatal screening and prenatal diagnosis, which are aspects of prenatal care that focus on detecting problems with the pregnancy as early as possible. [2] These may be anatomic and physiologic problems with the health of the zygote , embryo , or fetus , either before gestation even starts (as in preimplantation ...
Genetic testing is often done as part of a genetic consultation and as of mid-2008 there were more than 1,200 clinically applicable genetic tests available. [23] Once a person decides to proceed with genetic testing, a medical geneticist, genetic counselor, primary care doctor, or specialist can order the test after obtaining informed consent .
Genetic testing is the analysis of human genes, proteins, and certain metabolites, in order to detect inherited disease-related propensities. These tests can predict the risk of disease in adults, as well as establish prenatal and infant prognoses. [1] The benefits can be substantial, but so can the risks.
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Family sharing. The implications of genetic test results for other family members are important to consider in patients considering elective genetic testing. Unlike most other medical tests, genetic testing may reveal health information about the patient as well as his or her family members. [51]
Transabdominal chorionic villus sampling is an alternative to amniocentesis if genetic diagnostic testing is to be performed in the first trimester between ten and 15 weeks' gestation. [3] It is important to note that prenatal genetic testing cannot identify all possible fetal genetic abnormalities or their outcomes. [5]
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