Test Details

Mnemonic

F11AR

Ordering Code

3619140

CPT-4 Code(s)

85270

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: 10 - 66%
5 - 29 days: 23 - 87%
30 - 89 days: 27 - 79%
90 - 179 days: 41 - 97%
180 - 364 days: 38 - 134%
1 - 5 days: 56 - 150%
6 years: 52 - 120%
7 - 9 years: 70 - 138%
10 - 11 years: 66 - 137%
12 - 13 years: 68 - 138%
14 - 15 years: 57 - 129%
16 - 17 years: 65 - 159%
16 years and older: 56 - 153%
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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