What is the primary cause of Addison's disease?
a) Excessive ACTH secretion
b) Inability of the adrenal cortex to synthesize and secrete adequate amounts of glucocorticoids and/or aldosterone
c) Excessive cortisol production by the adrenal glands
d) Overstimulation of the adrenal cortex by ACTH
What is the gold standard diagnostic test for adrenal insufficiency?
a) Low-dose dexamethasone test
b) Midnight serum cortisol
c) ACTH stimulation test
d) Insulin tolerance test
Which of the following is NOT a common sign or symptom of Cushing’s syndrome?
a) Moon face
b) Central obesity
c) Hyperpigmentations
d) Buffalo hump
Which pharmacological treatment inhibits adrenal enzyme activity in hypercortisolism?
a) Ketoconazole
b) Pasireotide
c) Mifepristone
d) Hydrocortisone
Which of the following is a hallmark feature of primary adrenal insufficiency but not secondary adrenal insufficiency?
a) Fatigue
b) Orthostatic hypotension
c) Salt craving
d) Decreased libido
B
C
C
A
C