Biomarker Lens

Common biomarkers

  • Hemoglobin
  • Glucose
  • ALT
  • Apolipoprotein B
  • C-Reactive Protein, Cardiac
  • Ferritin
  • Alb/Creat Ratio, Urine
  • Alkaline Phosphatase
  • FSH
  • T4,Free(Direct)

Biomarkers · Chemical

Metanephrine, Ur, Urine

Primary unit
ug/L
LOINC codes
21019-5
Tests that measure Metanephrine, Ur, Urine
Labcorp 2

Tests

Check the catalog code, specimen, method and preparation for every test that measures Metanephrine, Ur, Urine. Select up to five tests to compare them side by side.

Labcorp 2 tests

Panels that include this biomarker

  • Metanephrines, Fractionated, Quantitative, 24-Hour Urine 004234

    4 analytes · Urine · Fasting not stated · Turnaround 3 - 6 days

    Method and collection
    Method
    Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
    Preparation
    No caffeine before or during collection. Monamine oxidase inhibitors should be discontinued at least one week prior to beginning collection.
    Collection
    Instruct the patient to void at 8 AM and discard the specimen. Then collect all urine including the final specimen voided at the end of the 24-hour collection period (ie, 8 AM the next morning). Screw the lid on securely. Label container with patient's name, date and time collection started, and date and time collection finished. Measure and record total 24-hour volume. Mix well; send aliquot. (HCl is an acceptable preservative if required for a concurrently collected assay. PeopleSoft item number for this container is No. 21584.)
    Reference notes
    Normetanephrine, U, 24 Hr Age Male Female 0 to 8 y 48–229 48–200 9 to 12 y 80–384 71–296 13 to 20 y 105–405 90–315 21 to 30 y 110–553 95–449 >30 y 156–729 131–612 Metanephrine, U, 24 hr Age Male Female 0 to 8 y 30–150 32–123 9 to 12 y 54–209 44–161 13 to 17 y 56–236 44–161 >17 y 58–276 36–209
    Labcorp catalog page

  • Metanephrines, Pheochromocytoma Evaluation 004044

    4 analytes · Urine · Fasting not stated · Turnaround 3 - 7 days

    Method and collection
    Method
    Metanephrines: liquid chromatography/tandem mass spectrometry (LC/MS-MS); creatinine: alkaline picric acid
    Preparation
    Medication and dietary monitoring. A number of drugs act through catecholamine mechanisms and must be discontinued 72 hours before and during collection. Bananas, pineapple, and plums are contraindicated.
    Collection
    Collect urine and transfer to a random urine transport tube.
    Labcorp catalog page

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Sources

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We compile this page from named laboratory catalogs, guidelines and studies. Labs calculate reference intervals from the people they test, for one assay method and one population group, so an interval describes that population rather than an optimal target.

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