Cortisol is increased in Cushing's Disease and decreased in Addison's Disease (Adrenal insufficiency).
No special preparation is needed for Dexamethasone Suppression Test High Dose Suppression Blood. Inform your doctor if you are on any medications or have any underlying medical conditions or allergies before undergoing Dexamethasone Suppression Test High Dose Suppression Blood. Your doctor depending on your condition will give specific instructions.
| Gender | Age groups | Value |
| UNISEX | All age groups | Decrease of more than 50% in serum cortisol |