Histamine, 24-Hour Urine
Test Summary
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.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
4 mL urine from a 24-hour urine containing 10 mL 6N HCL collected in a leak-proof container
Minimum Volume
2 mL
Instructions
N/A
Patient Preparation
Avoid direct sunlight. Patient should refrain from taking allergic responses causing drugs, antihistamines, oral corticosteroids, and substances which block H2 receptors for at least 24 hours prior to specimen collection.
Storage
N/A
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room temperature: 48 hours
- Refrigerated: 14 days
- Frozen: 14 days
Limitations
N/A
Other Acceptable Specimens
Urine with no preservative
Unacceptable Specimens
N/A
Order Code
HISTMU
EPIC (Premier) Code
LAB2157
Includes
CPT code 81050 may be added at an additional charge for volume measurement
CPT Code
- 83088
Billing Code
- 670048
CPT Statement
Methodology
Immunoassay (IA)
FDA Status
This test was performed using a kit that has not been cleared or approved by the FDA. The analytical performance characteristics of this test have been determined by Quest Diagnostics. This test should not be used for diagnosis without confirmation by other medically established means.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675
33608 Ortega Highway
San Juan Capistrano CA, 92675
Department
Reference Testing
Reference Range
0.006-0.131 mg/24 h
Setup Schedule / Expected Turnaround Time
Tuesday, Friday; Report available: 1 - 5 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
4 mL urine from a 24-hour urine containing 10 mL 6N HCL collected in a leak-proof container
Minimum Volume
2 mL
Instructions
N/A
Patient Preparation
Avoid direct sunlight. Patient should refrain from taking allergic responses causing drugs, antihistamines, oral corticosteroids, and substances which block H2 receptors for at least 24 hours prior to specimen collection.
Storage
N/A
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room temperature: 48 hours
- Refrigerated: 14 days
- Frozen: 14 days
Limitations
N/A
Other Acceptable Specimens
Urine with no preservative
Unacceptable Specimens
N/A
Result Information
Methodology
Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
0.006-0.131 mg/24 h
Setup Schedule / Expected Turnaround Time
Tuesday, Friday; Report available: 1 - 5 days