87900:Ri AUTOANTIBODY

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87900:Ri AUTOANTIBODY
Methodology: Immunoblot (IB)
Edit Date: 4/6/2010
Performed: Tuesday, Friday
Released: 5 days after setup at PeaceHealth Laboratories’ reference lab
CPT Code: 84181-90
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST).
Handling: Allow to clot, centrifuge and separate serum into a plastic vial.
Stability: 48 hours ambient, 7 days refrigerated, or 2 months frozen.
Standard Volume: 2 mL serum
Minimum Volume: 1 mL serum
Transport: Refrigerated.
Comments: Type 2 neuronal nuclear (Ri) autoantibodies are associated with opsoclonus-mycolonus syndrome and are often seen in cases of breast cancer, small cell lung cancer and gynecologic cancer.
Rejection Criteria: Plasma