Leukotriene E4, Random Ur LTE4RU

Synonyms

Allscripts (AEHR) Order Name

Leukotriene E4, Urine

Sunrise Clinical Manager (SCM) Order Name

Not Orderable

EPIC Order Name

Random Urine, Leukotriene E4

Clinical Info

Evaluating patients suspected of having systemic mastocytosis

Identification of aspirin sensitivity in patient respiratory diagnoses

Specimen Type

Urine

Container

Urine Cup

Collection Instructions

Container/Tube: Urine cup or non preserved Urine collection tube
Specimen 4 mL Random Urine ( 2 mL min)
Transport Temperature: Refrigerated
Collection Instructions:
1. Collect a random urine specimen.
2. Refrigerate specimen after collection and send specimen refrigerated or frozen; do not add any preservative.

Transport Instructions

Refrigerated

Specimen Stability

1 Day Room Temperature
7 Days Refrigerated
28 Days Frozen

Methodology

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Enzymatic Colorimetric Assay

Days Performed

TAT: 3-7 Days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT

82542
82570
LOINC Code: 33343-5

PDM

1959720

Result Interpretation

?104 pg/mg creatinine

Forms