Endocrine Abstracts

Vitamin D is a pleotropic hormone with important actions in a wide variety of cell types. Whilst its role in the endocrine control of calcium metabolism via the active circulating metabolite 1,25- dihydroxy cholecalciferol is widely appreciated, other actions in a range of cells and tissues depend on activation of circulating 25-hydroxy vitamin D by intracrine mechanisms and paracrine actions which may be locally controlled. Of particular interest are the roles of vitamin D pe...

Phaeochromocytoma-driven Ectopic ACTH Syndrome (EAS) is rare. We report the case of a 31-year-old female, who presented with abdominal pain and vomiting. She had clinical features of severe Cushing’s syndrome (proximal myopathy, bruising, refractory hypertension and acute confusion). Admission investigations revealed hypokalaemia (2.1mmol/l [3.5-5.5mmol/l]) and a 4.5cm left adrenal lesion with a ’bulky’ right adrenal on CT abdomen. She was diagnosed with hyperte...