Human Corticotropin-Releasing Hormone tests: 10 years of real-life experience in pituitary and adrenal disease

The human CRH test (hCRH test) is used to differentiate Cushing's disease (CD) from ectopic ACTH secretion (EAS); to assess autonomous cortisol secretion by the adrenal glands; to characterize pseudo-Cushing's syndrome (CS) or adrenal insufficiency (AI)