Test Details

Mnemonic

F9AR

Ordering Code

3619080

CPT-4 Code(s)

85250

Specimen Information

Patient Preparation

Collect using coagulation test collection methods.
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Collect

Light blue sodium citrate
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Specimen Preparation

Send 2.0 mL plasma frozen in a screw-capped plastic vial.
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Minimum Volume

1.0 mL
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Transport Temperature

Critical frozen
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Rejection Criteria

Serum, non-frozen or hemolyzed specimens, EDTA plasma
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Stability

Room temperature: 4 hours
Refrigerated: 4 hours
Frozen: 14 days
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Methodology

Clotting
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Reference Range

1 - 4 days: 15 - 91%
5 - 29 days: 15 - 91%
30 - 89 days: 21 - 81%
90 - 179 days: 21 - 113%
180 - 364 days: 36 - 136%
1 - 5 years: 47 - 104%
6 years: 63 - 89%
7 - 9 years: 70 - 133%
10 - 11 years: 72 - 149%
12 - 13 years: 73 - 152%
14 - 15 years: 80 - 161%
16 - 17 years: 86 - 176%
18 years and older: 78 - 184%
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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