5th April 2024

A 54-year-old previously well headteacher presents to the endocrinology clinic

A 54-year-old previously well headteacher presents to the endocrinology clinic after being diagnosed with Cushing’s syndrome by her GP. Initial investigations showed significantly raised cortisol and ACTH levels and an ACTH-secreting tumour was suspected. A CT TAP and MRI pituitary show no obvious mass. What would be the next best investigation to organise?

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