what is cushing syndrome
Cushingâs Syndrome is a disease caused by an excess of cortisol production or by excessive use of cortisol or other similar steroid (glucocorticoid) hormones. Cortisol is a normal hormone produced in the outer portion, or cortex, of the adrenal glands, located above each kidney.ushingâs Syndrome is a disease caused by an excess of cortisol production or by excessive use of cortisol or other similar steroid (glucocorticoid) hormones. Cortisol is a normal hormone produced in the outer portion, or cortex, of the adrenal glands, located above each kidney.