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HelpTest ID RPR2 Respiratory Profile, Region 2, Mid-Atlantic (DC, DE, MD, NC, VA), Serum
Useful For
Assessing sensitization to various inhalant allergens commonly found in the Mid-Atlantic region including the District of Columbia, Delaware, Maryland, North Carolina, and Virginia
Defining the allergen responsible for eliciting signs and symptoms
Identifying allergens:
-Responsible for allergic response and/or anaphylactic episode
-To confirm sensitization prior to beginning immunotherapy
-To investigate the specificity of allergic reactions to insect venom allergens, drugs, or chemical allergens
Special Instructions
Method Name
Fluorescence Enzyme Immunoassay (FEIA)
Reporting Name
Resp Profile, Reg 2, Mid-AtlanticSpecimen Type
SerumOrdering Guidance
For a listing of allergens available for testing, see Allergens - Immunoglobulin E (IgE) Antibodies.
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1.7 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
1.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 90 days |
Reference Values
Specific IgE:
|
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 |
Reference values apply to all ages.
Total IgE:
|
Age |
Reference interval (in kU/L) |
|
0-5 months |
≤13 |
|
6-11 months |
≤34 |
|
1 and 2 years |
≤97 |
|
3 years |
≤199 |
|
4-6 years |
≤307 |
|
7 and 8 years |
≤403 |
|
9-12 years |
≤696 |
|
13-15 years |
≤629 |
|
16 and 17 years |
≤537 |
|
18 years and older |
≤214 |
Day(s) Performed
Monday through Friday
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82785-IgE
86003 x 23-Each individual allergen
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| RPR2 | Resp Profile, Reg 2, Mid-Atlantic | 48825-4 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| ALTN | Alternaria Tenuis, IgE | 6020-2 |
| ASP | Aspergillus Fumigatus, IgE | 6025-1 |
| BERG | Bermuda Grass, IgE | 6041-8 |
| BIR | Silver Birch, IgE | 15283-5 |
| BXMPL | Box Eld/Maple, S, IgE | 7155-5 |
| CAT | Cat Epithelium, IgE | 6833-8 |
| CED | Mountain Cedar, IgE | 6178-8 |
| CLAD | Cladosporium, IgE | 53760-5 |
| COCR | Cockroach, IgE | 6078-0 |
| CTWD | Cottonwood, IgE | 6090-5 |
| DF | House Dust Mites/D.F., IgE | 6095-4 |
| DOGD | Dog Dander, IgE | 6098-8 |
| DP | House Dust Mites/D.P., IgE | 6096-2 |
| ELM | Elm, IgE | 6109-3 |
| IGE | Immunoglobulin E (IgE), S | 19113-0 |
| JOHN | Johnson Grass, IgE | 6152-3 |
| MULB | Mulberry, IgE | 6281-0 |
| OAK | Oak, IgE | 6189-5 |
| PENL | Penicillium, IgE | 6212-5 |
| RRRP | Rough Pigweed, IgE | 6233-1 |
| SORR | Red Sorrel, IgE | 6244-8 |
| SRW | Short Ragweed, IgE | 6085-5 |
| TIMG | Timothy Grass, IgE | 6265-3 |
| PCANH | Pecan Hickory, IgE | 6208-3 |
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| IGE | Immunoglobulin E (IgE), S | Yes | Yes |
| DP | House Dust Mites/D.P., IgE | Yes | Yes |
| DF | House Dust Mites/D.F., IgE | Yes | Yes |
| CAT | Cat Epithelium, IgE | Yes | Yes |
| DOGD | Dog Dander, IgE | Yes | Yes |
| BERG | Bermuda Grass, IgE | Yes | Yes |
| TIMG | Timothy Grass, IgE | Yes | Yes |
| JOHN | Johnson Grass, IgE | Yes | Yes |
| COCR | Cockroach, IgE | Yes | Yes |
| PENL | Penicillium, IgE | Yes | Yes |
| CLAD | Cladosporium, IgE | Yes | Yes |
| ASP | Aspergillus Fumigatus, IgE | Yes | Yes |
| ALTN | Alternaria Tenuis, IgE | Yes | Yes |
| BXMPL | Box Eld/Maple, S, IgE | Yes | Yes |
| BIR | Silver Birch, IgE | Yes | Yes |
| CED | Mountain Cedar, IgE | Yes | Yes |
| OAK | Oak, IgE | Yes | Yes |
| ELM | Elm, IgE | Yes | Yes |
| CTWD | Cottonwood, IgE | Yes | Yes |
| PCANH | Pecan Hickory, IgE | Yes | Yes |
| MULB | Mulberry, IgE | Yes | Yes |
| SRW | Short Ragweed, IgE | Yes | Yes |
| RRRP | Rough Pigweed, IgE | Yes | Yes |
| SORR | Red Sorrel, IgE | Yes | Yes |
Report Available
Same day/1 to 3 daysNY State Approved
YesForms
If not ordering electronically, complete, print, and send an Allergen Test Request (T236) with the specimen.