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HelpTest ID LY27B HLA-B27, Blood
Useful For
Assisting in the diagnostic process of ankylosing spondylitis, juvenile rheumatoid arthritis, and reactive arthritis
Method Name
Flow Cytometry
Reporting Name
HLA-B27, BSpecimen Type
Whole Blood EDTAOrdering Guidance
This test is best used alone if a particular disease, such as ankylosing spondylitis, is under consideration.
Orders received for both this test and 1LRR / Human Leukocyte Antigens (HLA) Class I Typing Low Resolution, Recipient, Blood or 1DIS / Human Leukocyte Antigens (HLA) A-B-C Disease Association Typing Low Resolution, Blood (which provides data on all HLA Class I low-resolution antigens, including B27) will be questioned due to test overlap.
Shipping Instructions
Specimen must arrive within 96 hours of collection.
Specimen Required
Container/Tube: Lavender top (EDTA)
Specimen Volume: 6 mL
Collection Instructions: Send whole blood specimen in original tube. Do not aliquot.
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood EDTA | Ambient | 4 days |
Reference Values
An interpretive report will be provided.
Day(s) Performed
Monday through Saturday
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86812
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| LY27B | HLA-B27, B | 26028-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| LY27 | HLA-B27 Result | 26028-1 |
| B27C | Interpretation | 96625-9 |
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.Report Available
2 to 6 daysNY State Approved
YesForms
If not ordering electronically, complete, print, and send a General Request (T239) with the specimen.