Fractionated Metanephrines, Plasma
Metanephrines, Fract., Free, P
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Tandem Mass Spectrometry (UPLC-MS/MS)
Screening test for presumptive diagnosis of catecholamine-secreting pheochromocytomas or paragangliomas.
Metanephrine, Plasma <0.5 nmol/L; Normetanephrine, Plasma <0.9 nmol/L.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.