Endocrine Abstracts

Introduction: Aldosterone is a potent adrenal steroid hormone which regulates renal sodium reabsorption and potassium secretion. Clinically, measurement of aldosterone is important to identify patients with primary hyperaldosteronism, and has traditionally been performed by immunoassay. The specificity of immunoassays is often poor due to antibody cross reactivity to other structurally related steroid hormones, resulting in falsely elevated concentrations. To overcome these li...