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  1. Genetic testing - Mayo Clinic

    Apr 14, 2020 · Genetic testing can reveal changes (mutations) in your genes that may cause illness or disease. Although genetic testing can provide important information for diagnosing, …

  2. Genetic Testing | Genomics and Your Health | CDC

    May 15, 2024 · Genetic testing looks for genetic changes, sometimes called mutations or variants, in your DNA. Some genetic changes can cause disease or other health conditions. You inherit …

  3. What is genetic testing?: MedlinePlus Genetics

    Jul 28, 2021 · What is genetic testing? Genetic testing is a type of medical test that identifies changes in genes, chromosomes, or proteins. The results of a genetic test can confirm or rule …

  4. What is genetic testing? An overview - Medical News Today

    Sep 11, 2024 · Genetic testing is a minimally invasive medical test that doctors use to identify genetic mutations or variants that can lead to certain diseases or conditions.

  5. Genetic testing - Wikipedia

    Genetic testing is "the analysis of chromosomes (DNA), proteins, and certain metabolites in order to detect heritable disease-related genotypes, mutations, phenotypes, or karyotypes for clinical …

  6. Genetic testing | Benefits, Risks & Uses | Britannica

    Genetic testing, any of a group of procedures used to identify gene variations associated with health, disease, and ancestry and to diagnose inherited diseases and disorders.

  7. Genetic Testing - National Human Genome Research Institute

    5 days ago · Genetic testing is the use of a laboratory test to examine an individual’s DNA for variations, typically performed in the context of medical care, ancestry studies or forensics.

  8. What is Genetic Testing: Complete Beginner's Guide 2025

    Oct 15, 2025 · Genetic testing examines DNA sequences to identify mutations, variants, or chromosomal abnormalities. Modern tests analyze 600,000+ genetic markers using microarray …

  9. Genetic Testing: Purpose, Preparation, Risks, Results - Health

    Sep 30, 2025 · Genetic testing is a type of medical testing process that is used to detect genetic mutations, or variations in your DNA, chromosomes, or proteins, that are associated with …

  10. DNA Tests: What Is Gene Testing? - Cleveland Clinic

    DNA tests (gene testing) are lab tests that can find changes (variations) in your genes, chromosomes and DNA. These changes may mean you have a genetic condition.