
Diabetes & Endocrinology17-hydroxyprogesteronecongenital adrenal hyperplasia
LC-MS/MS Redefines Accuracy in Congenital Adrenal Hyperplasia Newborn Screening: Reducing the False-Positive Burden
By MedXY|Mar 12, 2026
A prospective study of over 700,000 newborns demonstrates that LC-MS/MS significantly improves the positive predictive value (PPV) of CAH screening compared to traditional RIA, identifying specific steroid ratios that offer 100% PPV and red