Metanephrines, Fractionated, 24hour

Test ID: ZG174

CPT code: 83835
Specimen Type: Plastic 24hr urine cont with no preservative or 6N HCl
Frequency: 3 – 6 days
Instructions: 10 mL Urine from Plastic urine container with no preservative or 6N HCl, Ambient. Min 2.5 mL aliquot.
Text: Evaluation of catecholamine-secreting tumors of the adrenal medulla (pheochromocytomas) and extra-adrenal sympathetic and parasympathetic paragangliomas. A number of medications & foods should be considered as potential causes of borderline elevations of plasma metanephrines , including tricyclic antidepressants, alpha and beta blockers and caffeine.
Methodology: Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Test Name

AMS Laboratory

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