Histamine, Urine
| Sunquest Code: | UHIS | ||
| Epic Code: | LAB3833 | Epic Name: | Histamine Urine |
| Methodology: | Enzyme immunoassay | ||
| 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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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: |
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| 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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