Metanephrine and Normetanephrine are the metabolites of the catecholamines Epinephrine and Norepinephrine, respectively. They are metabolized to Vanillylmandelic acid or excreted with the urine.
Patients with pheochromocytoma or other tumors derived from neuroendocrine cells show elevated urinary levels of total Metanephrines.

● Sample Type Urine
● Sample Volume 25 µL
● Controls 2 levels
● Range 16,2-3000 ng/mL

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