So, a urinary cortisol test, salivary test, low-dose dexamethasone suppression test, high-dose dexamethasone suppression test, MRI, CT scan, and a Bilateral inferior petrosal sinus sampling can be ...

Both inferior petrosal sinuses were catheterized ... the ACTH ratios between the sinus and peripheral blood, and between the left and right sinuses, were calculated. Of the 43 patients included ...