Adrenaline is commonly associated with the "flight or fight" response. It most commonly originates from cells in the adrenal gland, but can, in rare cases, originate from nodules outside the adrenal ...

A biopsy means taking a sample of cells or tissue and looking at it under a microscope. You don’t usually need a biopsy of the adrenal glands to diagnose ACC. This is because blood tests, urine tests ...