Anti-Saccharomyces cerevisiae antibodies (ASCA)

Department

Immunology

Delphic Registration Code

ASCA

Synonyms

ASCA

Turnaround Time

4 weeks

Test Code

6792

Specimen Type

• Serum

Specimen Requirements

Tube/Container Type:

Preferred

• Serum (Red Cap)

Acceptable

• SST II (Gold Cap)

Preferred Sample Volume (ml)

5

No of Samples Required

1

Paediatric Specimen Requirements

Tube/Container Type:

Preferred

• Serum (Red Cap)

Acceptable

• SST II (Gold Cap)

Preferred Sample Volume (ml)

1

Aliquot Instructions

Sample Type

• Serum

Minimum Volume (ml)

0.1

Transport to Lab

Ambient (8 - 24 degrees Celsius)

Additional Referral/Aliquot Information

100 uL serum - minimum, 1 mL serum - preferred. Store in fridge

Reference Intervals

ASCA reference range (units/mL): Negative <20 Weak positive 20.1 – 24.9 Moderate/strong positive >25

Non-Funded Test Cost

$203.01 (Exclusive of GST)

Billing Code

6792

Additional Costing Information

ASCA IgG or IgA are present in approximately 60% of Crohn's disease patients. Less than 5% of healthy controls may have a low titre positive result which is usually IgG. Combination IgG and IgA positivity in high titre is highly suggestive of Crohn's disease.
Test batched at least monthly.

Contact Information

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