De Hora, MarkHeather, NWebster, DAlbert, BHofman, Paul2025-04-132025-04-132019-08-03(2019, August). [Poster]. HGSA 2019: Winds of Change, Wellington, New Zealand.https://hdl.handle.net/2292/71886• Measurement of 21DE in dried bloodspots can be used as an additional marker for CAH in the newborn periods. The test appears to sufficiently accurate and precise for routine use. • Use of 21DE as an additional appears to improve the sensitivity of screening if appropriate thresholds for first tier screening are established. • Longer prospective studies that use both 21DF and 21DE in second-tier protocols are warranted • Development of a first-tier screening test for 21DE by immunoassay has the potential for further Improvements to ScreeningItems in ResearchSpace are protected by copyright, with all rights reserved, unless otherwise indicated. Previously published items are made available in accordance with the copyright policy of the publisher.https://researchspace.auckland.ac.nz/docs/uoa-docs/rights.htmConference PosterCopyright: The authors