Home
HelpTest Code NUTHX Hazelnut-Food Components, IgE, Serum
Specimen Required
Only orderable as a reflex. For more information see NUTHR / Hazelnut-Food, IgE with Reflex to Hazelnut-Food Components, IgE, Serum.
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Useful For
Evaluation of patients with suspected hazelnut-food allergy to one of 4 hazelnut-food components
Testing Algorithm
If hazelnut-food specific total IgE is 0.10 kU/L or more, then testing for four hazelnut-food components (Cor a 1, Cor a 8, Cor a 9, Cor a 14) is performed at an additional charge.
Reporting Name
Hazelnut-Food Components, IgE, SSpecimen Type
SerumSpecimen Minimum Volume
0.6 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 90 days |
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Reference Values
Only orderable as a reflex. For more information see NUTHR / Hazelnut-Food, IgE with Reflex to Hazelnut-Food Components, IgE, Serum.
|
Class |
IgE kU/L |
Interpretation |
|
0 |
<0.10 |
Negative |
|
0/1 |
0.10-0.34 |
Borderline / Equivocal |
|
1 |
0.35-0.69 |
Equivocal |
|
2 |
0.70-3.49 |
Positive |
|
3 |
3.50-17.4 |
Positive |
|
4 |
17.5-49.9 |
Strongly positive |
|
5 |
50.0-99.9 |
Strongly positive |
|
6 |
≥100 |
Strongly positive |
Concentrations of 0.70 kU/L or more (class 2 and above) will flag as abnormally high.
Reference values apply to all ages.
Day(s) Performed
Monday through Friday
Report Available
Same day/1 to 3 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86003
86008 x 3
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| NUTHX | Hazelnut-Food Components, IgE, S | 63486-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| INUTH | Hazelnut-Food IgE Ab Interpretation | 69048-7 |
| A1COR | Cor a 1 (Hazelnut-Food), IgE, S | 69421-6 |
| A8COR | Cor a 8 (Hazelnut-Food), IgE, S | 58753-5 |
| A9COR | Cor a 9 (Hazelnut-Food), IgE, S | 65765-0 |
| A14CO | Cor a 14 (Hazelnut-Food), IgE, S | 81788-2 |