Table 1. Nomenclature of adrenocortical steroids and main urinary metabolites sorted by classes, with trivial and full chemical names, and common abbreviations. (modified from reference 3).
| Serum steroids: Trivial name [Chemical name] |
Abbreviation | Main urinary metabolites Trivial name (unconjugated form) |
Abbreviation | |
|---|---|---|---|---|
| General precursors: | ||||
| Pregnenolone [5-pregnene-3β-ol-20-one] | PREG; P5 | 5-Pregnenediol | 5PD | |
| Progesterone [4-pregnene-3,20-dione] | PROG; P4 | Pregnanediol | PD | |
| 17α-hydroxypregnenolone [5-pregnene-3β,17α-diol-20-one] | 17Preg; 17OHPreg; 17P5 | 5-Pregnenetriol | 5PT | |
| 17α-hydroxyprogesterone [4-pregnene-17α-ol-3,20-dione] | 17OHP; 17OHProg; 17P4 | Pregnanetriol | PT | |
| Glucocorticoids and their precursors: | ||||
| 11-Deoxycortisol [4-pregnene-17α,21-diol-3,20-dione] | S | Tetrahydro-11-deoxycortisol | THS | |
| 21-Deoxycortisol [4-pregnene-11β,17α-diol-3,20-dione] | 21dF | Pregnanetriolone | PTONA | |
| Cortisol [4-pregnene-11β,17α,21-triol-3,20-dione] | F | 6β-Hydroxycortisol | 6β-OHF | |
| Cortisol | F | |||
| Tetrahydrocortisol | THF | |||
| 5α-Tetrahydrocortisol | 5α-THF | |||
| α-Cortol; β-Cortol | ||||
| 11β-Hydroxyeticholanolone | 11β-OHEt | |||
| Cortisone [4-pregnene-17α,21-diol-3,11,20-trione] | E | Cortisone | E | |
| Tetrahydrocortisone | THE | |||
| 5α-Cortolone; β-Cortolone | ||||
| 11-Ketoetiocholanolone | 11ketoEt | |||
| Mineralocorticoids and their precursors: | ||||
| 11-Deoxycorticosterone [4-pregnene-21-ol-3,20-dione] | DOC | Tetrahydro-11-deoxycorticosterone | THDOC | |
| Corticosterone [4-pregnene-11β,21-diol-3,20-dione] | CORT; B | Tetrahydro-11-dehydrocorticosterone | THA | |
| 5α-Tetrahydro-11-dehydrocorticosterone | 5α-THA | |||
| 5β-Tetrahydro-corticosterone | THB | |||
| 5α-Tetrahydro-corticosterone | 5α-THB | |||
| 18-Hydroxycorticosterone [4-pregnene-11β,18,21-triol-3,20-dione] | 18OHCORT; 18OHB; 18B | 18-Hydroxytetrahydro-11-dehydrocorticosterone | 18OHTHA | |
| Aldosterone [4-pregnene-11β,21-diol-3,20-dione-18-al] | ALDO | Tetrahydroaldosterone | THAldo | |
| Androgens and their precursors and metabolites: | ||||
| 17-Hydroxyallopregnanolone [5α-pregnane-3α,17α-diol-20-one] | 5α-17HP | 17-Hydroxyallopregnanolone | 5α-17HP] | |
| Dehydroepiandrosterone sulfate [5-androstene-3β-sulfate-17-one] | SDHEA | } | Dehydroepiandrosterone | DHEA] |
| Dehydroepiandrosterone [5-androstene-3β-ol-17-one] | DHEA | 16α-Hydroxydehydroepiandrosterone | 16α-OHDHEA | |
| Androstenedione [4-androstene-3,17-dione] | A4 | } | Androsterone | An; AST |
| Testosterone [4-androstene-17β-ol-3-one] | T | Etiocholanolone | Et | |
| 11β-Hydroxyandrostenedione [4-androstene-11β-ol-3,17-dione] | 11OHA4; 11β-OHA4 | 11β-Hydroxyandrosterone | 11β-OHAn; 11βOHAST | |
| 11β-Hydroxytestosterone [4-androstene-11β,17β-diol-3-one] | 11OHT | 11β-Hydroxyandrosterone | 11β-OHAn; 11βOHAST | |
| 5α-Dihydrotestosterone [5α-androstane-17β-ol-3-one] | DHT; 5α-DHT | Androsterone | An; AST | |
| “Hybrid” steroids: | ||||
| 18-Hydroxycortisol [4-pregnene-11β,17α,18,21-tetrol-3,20-dione] | 18OHF | 18-Hydroxycortisol | 18OHF | |
| 18-oxo-Cortisol [4-pregnene-11β,17α,21-triol-3,20-dione-18-al] | 18oxoF | 18-oxo-Tetrahydrocortisol | 18oxoTHF | |