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Leukotriene E4, 24 Hour, Urine
Test Code11976
CPT Codes
82542, 82570
Includes
Creatinine
Preferred Specimen
5 mL urine collected in a no preservative 24 hour urine collection container
Minimum Volume
2 mL
Instructions
1. Collect urine for 24 hours
2. No preservative
2. No preservative
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
Setup Schedule
Sets up 2 days a week.
Report Available
Reports in 2 to 6 days.
Clinical Significance
An aid to evaluate patients suspected of having systemic
mastocytosis using 24-hour urine collections.
mastocytosis using 24-hour urine collections.