Lab knew about faulty genetic tests
The National Diagnostic Testing Centre also failed to upgrade its testing procedures when more thorough methods became available in 1999.
The centre, based at National University of Ireland, Galway, is seeking to contact 52 people most at risk of having received a false reading from the test which is used to detect Fragile X syndrome, responsible for intellectual disabilities. The external incident group, set up to handle the affair, was unable to offer a full explanation.