RSS Feed for genetic_counselling RSS Feed for genetic_counselling Gene testing This Unit looks at three different uses of genetic testing pre natal diagnosis childhood testing and adult testing Such tests provide genetic information in the form of a predictive diagnosis and as such are described as predictive tests Pre natal diagnosis uses techniques such as amniocentesis to test fetuses in the womb For example it is commonly offered to women over 35 to test for Down s syndrome Childhood testing involves testing children for genetic diseases that may not become a problem until they grow up and adult testing is aimed at people at risk of late onset disorders which do not appear until middle age In addition we address some of the issues involved in carrier testing another predictive test This involves the testing of people from families with a history of