Tests for hormone stuff Flashcards
Test for Adrenal insufficiency
Short synacthen test
What time of day should Short synacthen test be done
Morning
How are Short synacthen test results interpreted
If baseline cortisol doesn’t double then its primary
If it does then secondary
What test is used in Cushing’s
Dexamethasone suppression test
What test is used for acromegaly
IGF-1 levels
What test is used for primary aldosterone and how is it interpreted
renin: aldosterone test
lots more aldosterone
Test for diabetes insipidus
Water deprivation test
Cushing disease in dexamethasone suppression test
Low dose- No effect
High dose- Suppresses cortisol
Primary crushing’s dexamethasone test result
Low- nothing
High- Suppressed ACTH but high cortisol
Test for epinephrine releasing hormone
24hr urine catecholamines or metanephrines