Test Details
Mnemonic
MOTRQ
Ordering Code
3425200
CPT-4 Code(s)
82784 x 3, 83520 x 6, 86334, 86335
Specimen Information
Patient Preparation
Overnight fasting preferred.
Collect
Serum separator tube (SST) and random urine
Specimen Preparation
Centrifuge, separate serum from cells and send 5.0 mL serum in a screw capped plastic vial. Also send 25.0 mL random urine refrigerated in an IATA-approved screw capped plastic urine container.
Minimum Volume
Serum: 2.0 mL; Urine: 10.0 mL
Transport Temperature
Refrigerated
Rejection Criteria
Gross hemolysis; grossly lipemic; grossly icteric, plasma
Stability
Serum:
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 30 days
Urine:
Room temperature: 5 days
Refrigerated: 7 days
Frozen: 30 days
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 30 days
Urine:
Room temperature: 5 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Immunofixation-Immunoturbidometry-Immunoassay
Reference Range
See report
Performing Laboratory
Quest
New York DOH Approval Status
Yes