27th May 2025

Mr Gray presents to an endocrinologist with long-standing fatigue, and tests for anaemia, hypothyroidism and other common causes return negative.

Mr Gray presents to an endocrinologist with long-standing fatigue, and tests for anaemia, hypothyroidism and other common causes return negative. His endocrinologist tests him for adrenal insufficiency, and a morning cortisol is measured and a short synacthen test is conducted. Both his morning cortisol and ACTH level return as low. A scan is conducted, what would be the most likely findings?

Select the SINGLE most appropriate option from the list below. Select ONE option only.