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Metanephrines, fract, free, LC/MS/MS, plasma

Lab Section:  Sendout Reference  
Lab Location:  Sendout
Reference Lab: Mayo 
Test ID: LAB4543 
Methodology: Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Schedule: Monday-Saturday
Reported: 7 days
Specimen Requirements:  Collection: 3.0 mL Blood in a Lavender Top Tube.
Pediatric volume: 1 mL.
Lavender-top (EDTA) tube, Plasma EDTA.
Transport: Frozen.
Unacceptable conditions: Specimens other than plasma; Anticoagulants other than EDTA or EDTA with sodium metabisulfate; Stored ambient
Stability: Frozen (preferred): 14 days; Refrigerated: 7 days


Clinical Indications: Screening test for presumptive diagnosis of catecholamine-secreting pheochromocytomas or paragangliomas

Reference Interval:  See patient report or consult reference laboratory website.
CPT Code(s): 83835
Last Changed: 11/18/2016 09:30:10
Last Reviewed: 12/27/2016 00:45:50