| Methodology: |
Chromogenic Assay
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| Performed: |
Mon-Fri
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| Reported: |
1-4 days
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| Specimen Required: |
Collect: One 5 mL lt. blue (sodium citrate). Collect on ice. Refer to the Hemostasis/Thrombosis Specimens section in the front of this User's Guide for specimen collection instructions.
Transport: 1 mL platelet-poor plasma, frozen. (Min: 0.8 mL) Submit specimen in an ARUP Standard Transport Tube.
Pediatric Collection/Transport: Collect one 1.8 mL lt. blue (3.2% sodium citrate). (Min: 0.8 mL) Transport platelet-poor plasma, frozen.
Unacceptable Conditions: Nonfrozen or hemolyzed specimens. Serum. Specimens collected in sodium fluoride, EDTA, or heparin.
Stability: Ambient: 4 hours; Refrigerated: 4 hours; Frozen: 1 week
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