Allergy Testing (EAST)

Diagnostic Use

Allergen Specific IgE tests (EAST/RAST)

The allergen-specific IgE antigen test is done to screen for an allergy (a type I hypersensitivity) to a specific substance or substances in response to acute or chronic allergy-like symptoms in the patient.
Specific IgE antibody results should be interpreted in relation to the clinical features, allergic history and other tests performed to assess allergic status

Department

Immunology

Delphic Registration Code

EAST

Synonyms

Allergen Specific IgE`s
EAST
IgE (specific)
Immunoglobulin E (specific)
RAST
Specific IgEs

Turnaround Time

2 weeks

Test Code

7106

Specimen Type

• Serum
• Plasma

Specimen Requirements

Tube/Container Type:

Preferred

• Serum (Red Cap)

Acceptable

• SST II (Gold Cap)
• Lithium Heparin - Non-gel (Green Cap)
• Lithium Heparin - Gel (Light Green Cap)
• EDTA (Lavender Cap)

Preferred Sample Volume (ml)

5

No of Samples Required

1

Paediatric Specimen Requirements

Tube/Container Type:

Preferred

• Serum (Red Cap)
• SST II (Gold Cap)

Acceptable

• SST II (Gold Cap)
• Lithium Heparin - Non-gel (Green Cap)
• Lithium Heparin - Gel (Green Cap)
• EDTA (Lavender Cap)

Preferred Sample Volume (ml)

1

Aliquot Instructions

Sample Type

• Serum
• Plasma

Transport to Lab

Ambient (8 - 24 degrees Celsius)

Additional Referral/Aliquot Information

60 uL serum per allergen minimum requirement

Interpretation

Specific IgE antibody results should be interpreted in relation to the clinical features, allergic history and other tests performed to assess allergic status

Reference Intervals

Allergen specific IgE is reported in units (KUA/L) which can be graded (0-6).
Normal value us <0.35 KUA/L or grade 0.

Specific IgE antibody results should be interpreted in relation to the clinical features, allergic history and other tests performed to assess allergic status

0 = Not Detected
1 = Low
2 = Low/Moderate
3 = Moderate
4 = High
5 = High
6 = Very High

Test Method

Enzyme Allergosorbent Test, ImmunoCAP.

Non-Funded Test Cost

$61.44 (Exclusive of GST)

Billing Code

7106

Additional Costing Information

Please specify which allergens are required, note that the price is per allergen

Resources

• Allergen List March 2024 (109 KB)
• Referrer Update Nov 2023 ()

Contact Information

Enquiry Form