How does a mildly elevated CBG (cortisol binding globulin) level affect the interpretation of the 1mg overnight dexamethasone suppression test results?
Answer from: at Community Practice
We usually do not measure CBG level during the 1-mg DST. If a woman is on oral estrogen, one may wait for the total cortisol level; if abnormal, repeat the test with free cortisol measurement or measure free cortisol proactively to avoid delays in test interpretation. A nice paper from the Mayo Clin...
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at Village Medical Memorial Clinical Associates If CBG is mildly elevated, then serum cortisol may...
If CBG is mildly elevated, then serum cortisol may...