Specimen Collection Manual and Test Catalog

One (1) full 3.5 mL gold-top serum separator tube. Aliquot acceptable with 0.5mL serum.

Allow to clot. Centrifuge and submit one (1) full 3.5 mL gold-top serum separator tube.

Refrigerated.

Refrigerate (2-8°C): Seven (7) days. Frozen (-20°C): Six (6) months.

Specimen will be rejected if stability limit has been exceeded or if specimen is hemolyzed, lipemic or icteric.

Negative/Class 0.

<0.10 kUa/L - Class 0 Allergen: Absence of Allergen Specific IgE 
0.10-0.34 kUa/L - Class 0/1 Allergen: Low Level of Allergen Specific IgE
0.35-0.69 kUa/L - Class 1 Allergen: Low Level of Allergen Specific IgE
0.70-3.49 kUa/L - Class 2 Allergen: Moderate Level of Allergen Specific IgE
3.50-17.49 kUa/L - Class 3 Allergen: High Level of Allergen Specific IgE 
17.5-49.99 kUa/L - Class 4 Allergen: Very High Level of Allergen Specific IgE 
50.0-99.99 kUa/L - Class 5 Allergen: Very High Level of Allergen Specific IgE 
>=100 kUa/L - Class 6 Allergen: Very High Level of Allergen Specific IgE

Geisinger Allergy Panels.

Egg White (f1) LAB1601. If Egg White IgE is positive, reflexes to Egg component panel (LAB1034) sent to Quest reference laboratory.

Yolk, egg, egg yolk, allergy

Many allergies are mediated by immunoglobulins of the IgE class. In vitro allergen-specific IgE tests can help the physician identify the allergen (or allergens) to which an individual is sensitive.