William F. Young Archives

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Adrenal Medulla, Catecholamines, and Pheochromocytoma

Adrenal Medulla and Catecholamines The adrenal medulla occupies the central portion of the adrenal gland. Adrenomedullary cells are called chromaffin cells because they stain brown with chromium salts. Chromaffin cells differentiate in the center of the adrenal gland in response…

Secondary Hypertension: Primary Hyperaldosteronism and Mineralocorticoid Excess States

Hypertension resulting from mineralocorticoid excess can be categorized based on levels of renin and aldosterone ( Box 14.1 ). Aldosterone, deoxycorticosterone, and cortisol are the three major mineralocorticoid receptor ligands. This chapter reviews the clinical presentation, diagnostic evaluation, and treatment…