| Methodology: |
Chromogenic Assay
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| Performed: |
Sun-Sat
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| Reported: |
1-2 days
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| Specimen Required: |
Collect: One 5 mL lt. blue (lt. blue, sodium citrate). (Min: 3 mL) Refer to the Hemostasis/Thrombosis Specimens section in the front of the Laboratory Test Directory for specimen collection instructions.
Transport: 1.5 mL platelet-poor plasma, frozen. (Min: 1 mL) Submit specimen in an ARUP Standard Transport Tube.
Remarks: CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Unacceptable Conditions: Serum. Nonfrozen or hemolyzed specimens.
Stability: Ambient: 4 hours; Refrigerated: 8 hours; Frozen: 1 month; once frozen, specimen must remain frozen until testing.
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