Test Details

Mnemonic

PLACT

Ordering Code

3802840

CPT-4 Code(s)

85420

Specimen Information

Collect

Light blue sodium citrate

Specimen Preparation

Follow coagulation test collection methods in appendices. Send 1.0 mL plasma in a screw capped plastic vial. CRITICAL FROZEN.

Minimum Volume

0.5 mL

Transport Temperature

Critical frozen

Rejection Criteria

Grossly hemolyzed or lipemic specimens

Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 14 days

Methodology

Amidolysis of Chromoginic Substrate
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Reference Range

75 - 140%
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Performing Laboratory

MAYO
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New York DOH Approval Status

Yes
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