Immunoassay; Ex Vivo Challenge; Cell Culture and Histamine Analysis
Chronic Urticaria
CU Index Panel
FCUIP
Serum
Patient preparation: Patients taking calcineurin inhibitors should stop medication 72 hours prior to draw. Patients taking prednisone should be off their medication for 2 weeks prior to draw.
Specimen Type: Serum
Container/Tube: Red or SST
Specimen Volume: 3 mL
Collection Instructions: Draw blood in Red-top tube (SST is acceptable). Separate from cells within 2 hours of draw. Send 3 mL of serum refrigerate in a plastic vial.
1 mL
Hemolysis: | NA |
Thawing: | Warm OK; Cold OK |
Lipemia: | NA |
Icterus: | NA |
Other: | NA |
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 7 days | |
Frozen | 7 days | ||
Ambient | 5 days |
Anti-Thyroid Peroxidase IgG: <35 IU/mL
Anti-Thyroglobulin IgG: <40 IU/mL
TSH (Thyrotropin): 0.4-4.0 uIU/mL
CU Index: <10.0
The CU Index test is the second generation Functional Anti-FceR test. Patients with a CU Index greater than or equal to 10 have basophil reactive factors in their serum which supports and autoimmune basis for disease.
Monday, Wednesday, Friday
This test was developed and its performance characteristics determined by Viracor Eurofins. It has not been cleared or approved by the U.S. Food and Drug Administration.
84443
86343
86376
86800
Test Id | Test Order Name | Order LOINC Value |
---|---|---|
FCUIP | CU (Chronic Urticaria) Index Panel | 69040-4 |
Result Id | Test Result Name |
Result LOINC Value
Applies only to results expressed in units of measure originally reported by the performing laboratory. These values do not apply to results that are converted to other units of measure.
|
---|---|---|
Z3144 | Anti-Thyroid Peroxidase IgG | 18332-7 |
Z3145 | Anti-Thyroglobulin IgG | 56635-6 |
Z3146 | TSH (Thyrotropin) | 3016-3 |
Z3147 | CU Index | 63369-3 |
Change Type | Effective Date |
---|---|
Test Status - Test Resumed | 2024-04-22 |
Test Status - Test Delay | 2024-03-27 |
Test Status - Test Resumed | 2023-11-28 |
Test Status - Test Delay | 2023-09-15 |