<prompt> Extra-adrenal pheochromocytoma secretes -NorepinephrineEpinephrineMetanephrineDopamine  <response>: Ans is option 1.. Norepinephrine Catecholamines secreted by adrenal medulla - Normally - epinephrine 80 nor epinephrine 20 In adrenal pheochromacytoma- epinephrine is the main hormone secreted.. Norepinephrine also increased In extraadrenal pheochromocytoma - Norepinephrine exclusively In malignant pheochromocytoma - dopamine and homovanillmic acid increases Ref Harrison 17e p 2270 