Steroid Inherited Metabolic Disorder, also known as steroid metabolism, inborn errors, is related to cytochrome p450 oxidoreductase deficiency and apparent mineralocorticoid excess. An important gene associated with Steroid Inherited Metabolic Disorder is CYP21A2 (Cytochrome P450 Family 21 Subfamily A Member 2), and among its related pathways/superpathways are Metabolism and Metapathway biotransformation Phase I and II. The drugs Hydrocortisone and Hydrocortisone acetate have been mentioned in the context of this disorder. Related phenotypes are Reduced mammosphere formation and homeostasis/metabolism