Genetic testing is a type of medical test that analyzes changes or mutations in a person's genes or DNA. It can help identify whether a person is at risk of developing particular conditions that may be passed down through their family's genetic makeup. These disorders might include hereditary conditions such as cystic fibrosis, sickle cell anemia, and Huntington's disease. Genetic testing allows people to gain valuable insights into their personal health risks and ensures early intervention and possible treatment in case a genetic condition is diagnosed. This post will discuss the significance of genetic testing and when you should have it done.

What Is Genetic Testing, and How Does It Work?

Genetic testing uses biological samples, such as saliva or blood, to access a person's genetic information and examine it for any known variations. The lab then compares the results with the genetic databases and medical records to determine potentially harmful genetic variations. Depending on the test type, genetic testing can take weeks to months to produce the final report.

When Is the Best Time to Do Genetic Testing?

Genetic testing can be done at any age, from before birth to adulthood. However, the best time to undergo genetic testing is before you start to plan a family or when trying to conceive. Couples can determine if they carry any genetic conditions that put the child at risk. Genetic testing for newborns is also necessary, and several states screen newborns for several rare but critical genetic conditions.

Who Should Consider Genetic Testing?

Individuals with a family history of genetic diseases or those with symptoms of a hereditary disorder should consider genetic testing. Women in their mid-thirties who are planning to get pregnant would benefit from genetic testing and prenatal screening. Additionally, people with a history of occupational exposure to radiation or toxins may have an increased risk for some genetic diseases.

Types of Genetic Testing:

There are several types of genetic testing, such as carrier testing, performed before or during pregnancy; prenatal testing, which is done when a woman is pregnant; diagnostic testing, done to confirm or rule out a suspected genetic condition; and predictive testing, conducted to determine the probability of developing a specific genetic condition.

Benefits of Genetic Testing:

Genetic tests help doctors create personalized healthcare plans, such as early screening programs, so that treatment can be initiated in the early stages of a particular disease. Moreover, genetic testing helps to predict the likelihood of developing some conditions, allowing individuals and families to plan for possible outcomes.

Contact a doctor to learn more about genetic testing.