Casandra
Casandra Test Code QD19785Version 1 (DRAFT)
Performing Lab
Histamine, Plasma
Clinical Use
Order TestUse
Histamine is a mediator of the allergic response. Histamine release causes itching, flushing, hives, vomiting, syncope, and even shock. In addition, some patients with gastric carcinoids may exhibit high concentrations of histamine.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay (ELISA)
Biomarkers
Histamine
AnalyteQuantitation
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
2-5 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Plasma
Volume
1 mL
Minimum Volume
0.5 mL
Container
EDTA (lavender-top) tube
Collection Instructions
Collect plasma in an EDTA (lavender-top) tube; centrifuge immediately and freeze in transport tube.
Patient Preparation
Avoid taking allergy causing drugs, antihistamines, oral corticosteroids and substances which block H2 receptors 24 hours prior to collection.
Causes for Rejection
Hemolysis • Lipemia • Received at room temperature • Received refrigerated
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 24 hours |
| Refrigerated | 24 hours |
| Frozen | 7 days |
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