Test Code Alpha-gal Profile Alpha-gal Profile w/ TIgE
Useful For
Aid in diagnosis of an IgE mediated allergy to non-primate mammalian red meat, such as beef, pork, venison, and meat-derived products.
Additional Information/Important Notes
Total IgE is included with this orderable.
Patient Preparation
No special preparation required.
Collection Method
Venous collection
Minimum Volume
1.5 mL
Container
Gold Top Serum Separator
Preferred Specimen
Serum
Acceptable Specimens
Serum:
- Gold Top SST
- Red Top
Reasons for Rejection
| Hemolysis Threshold | N/A |
| Icterus Threshold | N/A |
| Lipemia Threshold | N/A |
| Other | QNS, contaminated, improperly labled, improper specimen type. Other reasons deemed appropriate by qualified laboratorians. |
Specimen Stability
| Ambient | N/A |
| Refrigerated (2°C to 8°C) | 7 Days |
| Frozen(<-20°C to 0°C) | Indefinite |
Reference or Target Ranges
- <0.1 – Class O – Absent
- 0.10 – 0.34 – Class 0/1 – for specialist use only, clinical relevance undetermined
- 0.35 – 0.69 – Class 1 – Low
- 0.70 – 3.49 – Class 2 – Medium
- 3.5 – 17.49 – Class 3 – High
- 17.5 – 49.99 – Class 4 – Very high
- 50 – 100 – Class 5 – Very high
- >100 – Class 6 – Very high
Reportable Units
kUA/L (kilo unit of allergen-specific IgE per liter)
Panel Allergens
- Milk
- Pork
- Lamb
- Beef
- Galactose-alpha-1, 3-galactose (Alpha-gal)
- Total IgE
Critical Value
None defined for this assay.
Performance Information
| Days and Time Performed | Monday – Friday 8 AM – 4:30 PM |
| Expected Turn Around Time | Within 3 days of arrival in lab |
| Stat Availabilty | No |
| Performing Bench | Special Chemistry |
| Methodology/Method Description | ImmunoCap 250 – Enzyme linked immunoassay (ELIA) |
CPT Codes
86003x4, 86008, 82785