Endo

Question 1

Electrolyte abnormality in Addison’s

Answer 1

Hyperkalemia (low aldosterone) and hypoglycemia

Question 2

DX Addison’s

Answer 2

ACTH stim

Question 3

Cushing’s DX

Answer 3

Dexamethasone suppression test. In a normal person it would produce a decrease in the amount of Cortisol but in Cushing’s the cortisone level remains consistently high.

Question 4

Pt with truncal obesity, high FBS, treated as a Diabetic and the meds don’t work. Next test?

Answer 4

Dexamethasone suppression test