The effect of inadequate drying of blood spots on newborn screening analyte concentrationsStuart J Moat, Melissa Levi, Margaret Birch, Nadia Worlock, Chandra Sundas, Lucy Woodcock, Jude Kay, Sikha de Souza, Annabel Rodham1Wales Newborn Screening Laboratory, Department of Medical Biochemistry, Immunology and Toxicology, University Hospital of Wales, Cardiff, UK2Screening Division, 9476Public Health Wales, Cardiff, UKon April 12, 2025 at 2:51 am
Annals of Clinical Biochemistry, Ahead of Print. BackgroundA critical pre-analytical phase of newborn screening (NBS) testing involves the drying of blood applied to the blood collection devices to form the dried blood spots (DBS). Guidance states that blood applied should be air-dried for a minimum of …