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.
Quantitative Enzyme Immunoassay
Random or 24-hour urine in a plastic container. Refrigerate during collection.
Transfer a 4 mL aliquot from a well-mixed random or 24-hour collection to an ARUP Standard Transport Tube and freeze immediately. (Min: 1 mL) Record total volume and collection time interval on transport tube and test request form.
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Ambient: Unacceptable; Refrigerated: 6 hours; Frozen: 6 months
Effective February 21, 2012
|Histamine, Urine - ratio to CRT||0-450 nmol/g crt|
|Histamine, Urine, Excretion - 24h||0-60 µg/day|
Compliance Statement D: For laboratory tests using a manufactured RUO kit. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
If 24-hour urine is submitted, the excretion will be calculated. If random urine is submitted, the result will be reported as Not applicable.
|Component Test Code*||Component Chart Name||LOINC|
|0020207||Creatinine, Urine - per volume||2161-8|
|0070039||Histamine, Urine - per volume||33290-8|
|0070041||Histamine, Urine - ratio to CRT||25925-9|
|2005776||Histamine, Urine, Excretion - 24 h||9410-2|
- urine histamine