Congenital adrenal hyperplasia due to 3β-hydroxysteroid dehydrogenase deficiency
Congenital adrenal hyperplasia due to 3β-hydroxysteroid dehydrogenase deficiency is an uncommon form of congenital adrenal hyperplasia ( CAH ) resulting from a mutation in the gene for one of the key enzymes in cortisol synthesis by the adrenal gland , 3β-hydroxysteroid dehydrogenase ( 3β-HSD ) type II ( HSD3B2 ) . 
<triplet> congenital adrenal hyperplasia <subj> HSD3B2 <obj> genetic association <triplet> HSD3B2 <subj> gene <obj> instance of