Abstract
Presymptomatic genetic testing refers to genetic analysis of healthy individuals who are at increased risk for a specific heritable disorder, with the aim of predicting their likelihood to develop disease symptoms. At-risk individuals are usually identified because of a positive family history for a particular genetic condition. Presymptomatic testing differs from diagnostic genetic testing in that the information obtained is used to determine future health status rather than to confirm a diagnosis based on current clinical manifestations. This type of genetic testing is readily available for many disorders (Table 6.1), including adult-onset conditions and cancer predisposition syndromes.
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Hung, I.H., Carey, J.C. (2012). Presymptomatic Genetic Testing: Shifting the Emphasis from Reaction to Prevention. In: Best, D., Swensen, J. (eds) Molecular Genetics and Personalized Medicine. Molecular and Translational Medicine. Springer, New York, NY. https://doi.org/10.1007/978-1-61779-530-5_6
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