In what clinical scenarios should we use the 2-day 2mg DST instead of the 1mg overnight DST for screening of Cushing syndrome?
Answer from: at Community Practice
The 2-day low-dose DST may be of some value in patients suspected to have nonneoplastic hypercortisolism (normal cortisol <1.4-1.8 ug/dL). The Dex/CRH test performs better in such patients, but the CRH is not available.
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