Test Details

Mnemonic

AT3

Ordering Code

2501000

CPT-4 Code(s)

85300

Specimen Information

Collect

Light blue 3.2 % sodium citrate
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Specimen Preparation

Send 1.0 mL plasma in a screw capped plastic vial. CRITICAL FROZEN.
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Minimum Volume

0.5 mL
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Transport Temperature

CRITICAL FROZEN
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Rejection Criteria

Hemolyzed specimen, thawed specimen, refrozen specimen, serum
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Stability

Room temperature: 8 hours
Refrigerated: Unacceptable
Frozen: 30 days
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Methodology

Chromogenic
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Reference Range

80 - 120%
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Performing Laboratory

Warde Medical Laboratory
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