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Test Directory HLA-B27 Antigen

HLA-B27 Antigen

Order Code:

HLB27

Test Summary

HLA-B27 is found in 90% of patients with ankylosing spondylitis and 80% in Reiter's disease. Ankylosing spondylitis affects 1 in 1000 caucasians. Ankylosing spondylitis is 10 times more common among individuals with HLA-B27 compared to individuals without this antigen.

Aliases

Ankylosing Spondylitis
Flow

Specimen Collection

Special Instructions

N/A

Preferred Specimen

5 mL whole blood collected in a dark green top tube (sodium heparin)

Minimum Volume

1 mL

Instructions

N/A

Patient Preparation

N/A

Storage

N/A

Transport Temperature

Room temperature

Specimen Stability

Room Temperature: 7 days
Refrigerated: 5 days
Frozen: Unacceptable

Limitations

N/A

Other Acceptable Specimens

Whole blood collected in: Acid citrate dextrose ACD-A or B (yellow-top), or EDTA (lavender-top) tube

Unacceptable Specimens

Hemolysis • Lithium heparin (green-top) tube • Clotted • Received frozen

Order Code

HLB27

EPIC (Premier) Code

LAB252

Includes

N/A

CPT Code

86812

Billing Code

600032

CPT Statement

Methodology

Flow Cytometry (FC)

FDA Status

FDA Approved

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Quest Diagnostics Wood Dale
1355 Mittel Blvd
Wood Dale IL, 60191

Department

Reference Testing

Reference Range

Negative

Setup Schedule / Expected Turnaround Time

Monday - Saturday; Report available: 2 - 4 days