NBME 20

nbme20/Block 4/Question#9

A previously healthy 37-year-old woman comes to the ...

Tumor of the adrenal zona fasciculata

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submitted by ergogenic22(5),

Pt has signs and Sx of hypercortisol. Low/normal ACTH favors elevated cortisol independent of ACTH, confirmed by lack of response to dexamethasone suppression. Zona fasciculata is origin of cortisol production.