Test Details
Mnemonic
ADMTS
Ordering Code
3723500
CPT-4 Code(s)
Activity: 85397, plus inhibitor: 85335, if performed, at additional cost
Specimen Information
Collect
Light blue 3.2% 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. See coagulation test collection instructions.
Minimum Volume
0.5 mL
Transport Temperature
Critical frozen
Rejection Criteria
Hemolyzed specimens, serum, EDTA plasma, clotted specimens, grossly lipemic, grossly icteric
Stability
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen (-20°C): 21 days
Frozen (-70°C): 6 months
Refrigerated: Unacceptable
Frozen (-20°C): 21 days
Frozen (-70°C): 6 months
Methodology
Immunoassay
Reference Range
ADAMTS13 Activity: 0.68 - 1.63 IU/mL
ADAMTS13 Inhibitor: <0.4 BEU
If the ADAMTS13 Activity results is < or = 0.30 IU/mL,
the ADAMTS13 Inhibitor will be performed at
additional charge.
ADAMTS13 Inhibitor: <0.4 BEU
If the ADAMTS13 Activity results is < or = 0.30 IU/mL,
the ADAMTS13 Inhibitor will be performed at
additional charge.
Performing Laboratory
Quest
New York DOH Approval Status
Yes