Phenotype-Genotype Correlations of 13 Rare CYP21A2 Mutations Detected in 46 Patients Affected with 21-Hydroxylase Deficiency and in One Carrier

Context: Steroid 21-hydroxylase deficiency is the most common enzymatic defect causing congenital adrenal hyperplasia with genotype/phenotype relationships for common mutations. Novel mutations of the CYP21A2 gene must be well studied to propose right genetic counseling for patients. Objective: T…