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
Refrigerated: Unacceptable
Frozen: 14 days
Methodology
Amidolysis of Chromoginic Substrate
Reference Range
75 - 140%
Performing Laboratory
Mayo Clinic Laboratories
New York DOH Approval Status
Yes