Test Details
Mnemonic
PAIAR
Ordering Code
3619860
CPT-4 Code(s)
85415
Specimen Information
Patient Preparation
Collect between 8 a.m. and 12 p.m. Follow coagulation test methods in appendices.
Collect
Light blue sodium citrate
Specimen Preparation
Send 1.5 mL plasma in a sterile, screw capped plastic vial. CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Minimum Volume
1.0 mL
Transport Temperature
Critical frozen
Rejection Criteria
Hemolyzed specimens, serum, EDTA plasma
Stability
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 60 days
Refrigerated: Unacceptable
Frozen: 60 days
Methodology
Bioimmunoassay
Reference Range
See report
Performing Laboratory
ARUP
New York DOH Approval Status
Yes