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Leukotriene E4, Random, Urine
MessageOrder as a miscellaneous test.
Test Code
11985
Alias/See Also
LTE4
CPT Codes
82542, 82570
Preferred Specimen
5 mL random urine collected in a plastic sterile vial - no preservative
Minimum Volume
2 mL
Instructions
1. Collect a random urine specimen
2. No preservative
2. No preservative
Transport Container
Plastic Transport Vial
Transport Temperature
Frozen
Specimen Stability
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Methodology
Liquid Chromatography/Tandem Mass Spectrometry • Enzymatic Colorimetric Assay
FDA Status
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.
Setup Schedule
Set up: Mon, Thurs; Report available: 2-6 days
Reference Range
See Laboratory Report
Clinical Significance
An aid to evaluate patients suspected of having systemic mastocytosis using random urine collections.
Performing Laboratory
Mayo Clinic Laboratories
200 First Street SW
Rochester, MN 55905
Last Updated: April 4, 2023