Medical Xpress August 30, 2022
Are would-be parents carrying a genetic risk of serious illnesses that they could potentially pass on to their children? In the U.S., doctors recommend that couples have genetic screening before trying to conceive. Researchers at the University of Zurich have now shown that a maximal variant of this test detects the risk in 44% of couples who are related by blood, and in just 5% of other couples. Non-hereditary newly acquired mutations are a major reason for the reduced detection rate in the latter.
The use of biomarker and genetic tests during pregnancy is now extremely widespread. But what if both parents’ genes were broadly analyzed for possible risks prior to conception? Are there any rare hereditary diseases in the...
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