Plasma and Urinary Metanephrines Determined by an Enzyme Immunoassay, but not Serum Chromogranin A for the Diagnosis of Pheochromocytoma in Patients with Adrenal Mass
Experimental and Clinical Endocrinology & Diabetes, 06/14/2012
Unger N et al. – Plasma free and urinary metanephrines measured by enzyme immunoassays are convenient and reliable parameters for the diagnosis of pheochromocytoma. In contrast, CgA demonstrated poor sensitivity and specificity.