label: cortisone reductase deficiency
label_lc: cortisone reductase deficiency
description: A disorder in which there is a failure to regenerate the active glucocorticoid cortisol from cortisone via 11beta-HSD1. The resulting lack of cortisol regeneration stimulates ACTH-mediated adrenal hyperandrogenism, with males manifesting in childhood with precocious pseudopuberty and females presenting in adolescence and early adulthood with hirsutism, oligoamenorrhea, and infertility.