Non-invasive IONA test examines foetus DNA in cells in mother 's blood . Results will be given within days - not like the current wait of later this year . Test will be offered at St George 's Hospital in London , and privately . Eventually similar tests will be routinely used to reassure pregnant women .
Non-invasive IONA test examines foetus DNA in cells in mother 's blood . Results will be given within days - not like the current wait of weeks . Test will be offered at St George 's Hospital in London , and privately . Eventually similar tests will be routinely used to reassure pregnant women .