Abstract Context The syndrome CAH-X is due to a contiguous gene deletion of CYP21A2 and TNXB resulting in TNXA/TNXB chimeras. Objective To analyze status clinically evaluate the Ehlers–Danlos phenotype large cohort Argentine congenital adrenal hyperplasia (CAH) patients assess prevalence this condition our population. Methods analysis was performed 66 nonrelated CAH that were carriers deletion....