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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 .
One outcome has been the growing availability of elective genetic and genomic testing that are initiated by a patient but still ordered by a physician. [10] Additionally, elective genetic and genomic testing that does not require a physician's order called, direct-to-consumer genetic testing has recently entered the testing landscape. [11]
Myriad Genetics is already generating revenue from genetic tests for BRCA1 and BRCA2. [5] Aside from genetic testing, predictive medicine utilizes a wide variety of tools to predict health and disease, including assessments of exercise, nutrition, spirituality, quality of life, and so on.
Genetic testing to find DNA markers of genetic diseases, like cystic fibrosis and cancer, has been around since the 1960s and '70s. Now, genetic testing is playing a vital role in preventive ...
The benefits can be substantial, but so can the risks. The possible adverse consequences of genetic tests include discrimination in employment and health insurance and breaches of privacy. Government policies are therefore needed to assure the proper use of genetic tests. The first piece of federal legislation came into effect in 2000.
In molecular biology, SNP array is a type of DNA microarray which is used to detect polymorphisms within a population. A single nucleotide polymorphism (SNP), a variation at a single site in DNA, is the most frequent type of variation in the genome.