| Ordering Recommendation: |
Preferred second-line test for strong suspicion of seronegative antiphospholipid syndrome. Order incrementally or concurrently with other noncriteria antiphospholipid antibody tests.
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| Methodology: |
Semi-Quantitative Enzyme-Linked Immunosorbent Assay
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| Performed: |
Sun, Tue, Wed, Fri, Sat
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| Reported: |
1-3 days
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| Specimen Required: |
Collect: Serum separator tube
Specimen Preparation: Separate serum from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 mL)
Storage/Transport Temperature: Refrigerated
Unacceptable Conditions: Plasma, other body fluids, heat-inactivated, contaminated, grossly icteric, grossly hemolyzed, or severely lipemic specimens
Stability (collection to initiation of testing): After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
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