Endocrine Abstracts

Background: Cushing syndrome (CS) represents a challenging disease. The major difficulty is to distinguish between the two main etiologies of ACTH-dependent hypercortisolism. However, in rare cases, the concomitant presence of both an ACTH-dependent and a primary adrenal disease should be considered.Case report: We evaluated a 67-year-old woman for a severe ACTH-dependent CS (midnight serum cortisol 332 ng/ml; urinary free cortisol [UFC] 3000 mcg/day; co...