Endocrine Abstracts

Ectopic ACTH secretion accounts for 11–25% of Cushing’s syndrome, most commonly resulting from small cell lung carcinoma and bronchial carcinoid tumours. Ectopic ACTH requires meticulous consideration in the differential of ACTH-dependent Cushing’s syndrome. Thymic carcinoids are a very rare cause of ectopic ACTH secretion, accounting for 5–12% of cases. A 28 year old gentleman was diagnosed with Cushing’s syndrome after presenting with lethargy, hyper...