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Test Code NUTSPM Nuts Allergen Profile, Serum

Additional Codes

MAYO: NUTSP

EPIC: LAB585

Reporting Name

Nuts Allergen Profile

Useful For

Establishing a diagnosis of an allergy to nuts

 

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

Profile Information

Test ID Reporting Name Available Separately Always Performed
ALM Almond, IgE Yes Yes
SESA Sesame Seed, IgE Yes Yes
PEAN Peanut, IgE Yes Yes
PEC Pecan-Food, IgE Yes Yes
CCNT Coconut, IgE Yes Yes

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


Ordering 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: 0.5 mL for every 5 allergens requested

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Specimen Minimum Volume

For 1 allergen: 0.3 mL
For more than 1 allergen: (0.05 mL x number of allergens) + 0.25 mL deadspace

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 14 days
  Frozen  90 days

Reference Values

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.

Day(s) Performed

Monday through Friday

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.

CPT Code Information

86003 x 5

LOINC Code Information

Test ID Test Order Name Order LOINC Value
NUTSP Nuts Allergen Profile 63486-5

 

Result ID Test Result Name Result LOINC Value
ALM Almond, IgE 6019-4
CCNT Coconut, IgE 6081-4
PEAN Peanut, IgE 6206-7
PEC Pecan-Food, IgE 6208-3
SESA Sesame Seed, IgE 6242-2

Report Available

Same day/1 to 3 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK

Method Name

Fluorescence Enzyme Immunoassay (FEIA)

Forms

If not ordering electronically, complete, print, and send an Allergen Test Request (T236) with the specimen.

Secondary ID

31771