Specimen Collection Manual and Test Catalog

0.3 mL aliquot of serum per allergen; minimum 0.15 mL.

See reference information for complete list of allergens. Collection of more than one tube may be required. If drawing specimen into microcollection tubes, contact lab for calculation of number of microcollection tubes required based on number of allergens to be tested.

Allow to clot. Centrifuge and submit 0.3 mL aliquot of serum per allergen.

Refrigerated (preferred) or frozen.

Stable seven (7) days at 2-8°C or six (6) months at -20°C.

Stability exceeded; lipemic, icteric, or hemolyzed specimen.

<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.

Tests Performed at GMC

Tests performed at Quest

RAST, Allergen testing, Allergy , specific IgE

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.