A 32-year-old woman presents to her obstetrician/gynecologist with com-
plaints of irregular periods, hirsutism, and mood swings. She also reports
weight gain and easy bruising. On examination, she is found to have truncal
obesity, a round “moon” face, hypertension, ecchymoses, and abdominal
striae. The patient is given a dexamethasone suppression test which reveals an
elevated level of cortisol.
What is the likely diagnosis?
What would an elevated adrenocorticotropic hormone (ACTH) level