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Test Code PAS3 Pediatric Allergy Screen <3 Years, Serum

Reporting Name

Pediatric Allergy Scrn <3 Yrs, S

Useful For

Establishing a diagnosis of an allergy to egg whites, milk, wheat, soybeans, and house dust mites

 

Defining the allergen responsible for eliciting signs and symptoms

 

Identifying allergens:

-Responsible for allergic response 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

 

This test is not useful for patients previously treated with immunotherapy to determine if residual clinical sensitivity exists, or in patients in whom the medical management does not depend upon identification of allergen specificity.

Profile Information

Test ID Reporting Name Available Separately Always Performed
EGG Egg White, IgE Yes Yes
MILK Milk, IgE Yes Yes
WHT Wheat, IgE Yes Yes
SOY Soybean, IgE Yes Yes
DF House Dust Mites/D.F., IgE Yes Yes

Method Name

Fluorescence Enzyme Immunoassay (FEIA)

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


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

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


Specimen Minimum Volume

See Specimen Required

Specimen Stability Information

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

Reject Due To

Gross hemolysis OK
Gross lipemia OK

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

 

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

CPT Code Information

86003 x 5

LOINC Code Information

Test ID Test Order Name Order LOINC Value
PAS3 Pediatric Allergy Scrn <3 Yrs, S 94593-1

 

Result ID Test Result Name Result LOINC Value
DF House Dust Mites/D.F., IgE 6095-4
EGG Egg White, IgE 6106-9
MILK Milk, IgE 6174-7
SOY Soybean, IgE 6248-9
WHT Wheat, IgE 6276-0

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.

Report Available

Same day/1 to 3 days