Histamine, Urine


Abbrev Code:UHIS   
Order Code:LAB3833Order Name:Histamine Urine
Methodology:Enzyme immunoassay
CPT Codes: 83088 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-6 days.
Special Instructions:Refrigerate during collection.
Compliance:

This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

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Urine Collection Procedure



Collection Instructions

Specimen:Urine, 24 hour or random collection
Optimal Volume:Submit entire collection; analysis requires 1 mL
Container:3 L plastic jug
Alternate Containers: Plastic leakproof container, sterile
Collection Instructions:For 24 hour specimens, refrigerate during collection.
Causes for Rejection:Specimens not refrigerated during collection, specimens not frozen immediately. Room temperature specimens.


Processing and Shipping

Specimen Processing:Mix collection well before aliquot is taken. Aliquot 4 mL, 1 mL minimum. Freeze immediately. CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Record total volume and collection time interval on transport tube.
Shipping Instructions:Ship on dry ice.
Stability:6 hours at refrigerated temperature; 6 months frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:70038


Interpretive

Reference Range:
Histamine, Urine-Ratio to CRT 0-450 nmol/g creatinine
Histamine, Urine, Excretion - 24 Hr 0-60 µg/day
 
Use:Aid in evaluation of patient with allergic signs and symptoms, such as anaphylaxis. May assist when diagnosing and monitoring mast-cell activation disorders or when evaluating histamine production over a longer time frame.


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