Endocrine Abstracts

Background: Adrenal venous sampling (AVS) is critical to differentiate unilateral primary aldosteronism (PA) subtype. However, there are large discrepancies between institutions in the diagnostic criteria of AVS. Especially, the most major debate is in whether cosyntropin stimulation should be used for localization diagnosis or not. Segmental AVS (S-AVS) is a refinement of central AVS (C-AVS) in which samples are taken from the tributaries of the central adrenal veins allowing...