Test Details
Mnemonic
VWMUT
Ordering Code
3689400
CPT-4 Code(s)
85247
Specimen Information
Patient Preparation
Collect using coagulation test collection methods.
Collect
Light blue sodium citrate
Specimen Preparation
Send 1.0 mL platelet-poor plasma in a screw capped plastic vial. CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered
Minimum Volume
0.5 mL
Transport Temperature
CRITICAL FROZEN
Rejection Criteria
Hemolyzed specimens, clotted specimens, serum, EDTA plasma
Stability
Room temperature: 4 hours
Refrigerated: Unacceptable
Frozen: 3 months
Refrigerated: Unacceptable
Frozen: 3 months
Methodology
Qualitative Electrophoresis
Reference Range
See report
Performing Laboratory
ARUP
New York DOH Approval Status
Yes