(68) Ga- DOTA(0) -Tyr(3) octreotide (DOTATOC) positron emission tomography (PET)/CT in five cases of ectopic adrenocorticotropin-secreting tumours.

Cushing’s syndrome results from autonomous and/or excessive glucocorticoid secretion. In most cases, it is adrenocorticotropin (ACTH)-dependent, originating either from a pituitary ACTHsecreting tumour (Cushing’s disease) or, less frequently, from nonpituitary tumours secreting ACTH (ectopic ACTH-secreting [EAS] tumours). About one-half of patients with EAS… CONTINUE READING