An MRI of the pituitary can be used to check for structural abnormalities of the pituitary.
Adrenal atrophy MRI
Adrenal insufficiency MRI
Adrenal atrophy physical examination
21-hydroxylase deficiency physical examination
Adrenal atrophy CT
Syndrome of inappropriate antidiuretic hormone MRI
Syndrome of inappropriate antidiuretic hormone physical examination
Polycystic kidney disease MRI