to establish a detailed reevaluation system for infants who were recalled by a neonatal mass screening for congenital adrenal hyperplasia ( cah ) due to 21-hydroxylase deficiency , pregnanetriol ( pt ) and pregnanetriolone ( ptl ) in a single urine specimen combined with plasma 17 alpha-hydroxyprogesterone ( 17-ohp ) and 21-deoxycortisol ( 21-dof ) were determined by a simple method using glass capillary gas chromatography .
C0033007
pregnanetriol
C0045010
17 alpha-hydroxyprogesterone