Hydroxycorticosteroids
Hydroxycorticosteroids (OHCSs) are corticosteroids that have an additional hydroxy (-OH) group.
![](../I/m/Trimethyl_steroid-nomenclature.png)
Steroid skeleton. Carbons 18 and above can be absent.
There are two main positions where the hydroxy group may be added: at carbon atom 11, and at carbon atom 17.
At the 11 position
![](../I/m/Corticosterone-2D-skeletal.svg.png)
Corticosterone (an 11-hydroxycorticosteroid).
11-hydroxycorticosteroids (11-OHCSs) include:
At the 17 position
![](../I/m/Cortison.svg.png)
Cortisone (a 17-hydroxycorticosteroid).
17-hydroxycorticosteroids (17-OHCSs) include:
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