<unk>  (or Cushing disease) is a form of hyperpituitarism characterized by an abnormally high level of<unk>  produced by the anterior<unk> . It is one of the causes of Cushing's syndrome. (However, Cushing's syndrome can be caused by many other causes, including exogenous administration.)
Pituitary ACTH hypersecretion
Thyroid hormone resistance
Primary pigmented nodular adrenocortical disease
Autoimmune hypophysitis
Adrenocortical hyperfunction
Lipoid congenital adrenal hyperplasia
Congenital adrenal hyperplasia
Congenital adrenal hyperplasia due to 21-hydroxylase deficiency