<prompt> Which of the following production is noted in Cushings SyndromeDecrease production of cortisolIncrease production of cortisolExcessive production of epinephrineExcessive production of vasopressin  <response>: Cushing syndromeCushing syndrome is characterized by an excess production of cortisol.The most common cause of Cushing syndrome is exogenous hypercortisolism, i.e., administration of exogenous glucocorticoids.The cause of endogenous hypercortisolism endogenous Cushing syndrome are : -i ACTH producing pituitary microadenoma It is the most common cause of endogenous hypercortisolism and this form of Cushing syndrome is referred to as Cushing disease.ii Hypersecretion of cortisol by an adrenal adenoma, carcinoma or nodular hyperplasia.iii The secretion of ectopic ACTH by a nonendocrine neoplasm, e.g., small cell carcinoma of the lung. 