Corticosteroids are a class of steroid hormones made in the adrenal cortex of vertebrates. The term is also used for the synthetic analogues of these hormones.
The two main classes of corticosteroids are glucocorticoids and mineralocorticoids. They do a wide range of physiological processes:
Lower arm of a 47-year-old female showing skin damage caused by topical corticosteroid use.
Steroidogenesis, including corticosteroid biosynthesis.