1-6 days after setup at PeaceHealth Laboratories’ reference lab.
CPT Code:
86765-90
Specimen Collection Details
Collection:
One 7.5 mL serum separator tube (SST).
Handling:
Allow to clot, centrifuge and immediately separate serum from cells and pour into a sterile screw-cap plastic vial. Refrigerate.
Stability:
48 hours ambient, 14 days refrigerated, or 1 year frozen.
Standard Volume:
0.5 mL serum.
Minimum Volume:
100 µL serum.
Transport:
Refrigerated.
Rejection Criteria:
Contaminated, hemolyzed, heat-inactivated, severely lipemic or icteric specimen.
Reference Interval:
AU=Arbitrary Unit
≤ 0.89 AU
0.90-1.10 AU
≥ 1.11 AU
Negative: No significant level of IgM antibodies to Rubeola (measles) virus detected.
Equivocal: Repeat testing in 10-14 days may be helpful.
Positive: IgM antibodies to Rubeola (measles) virus detected. Suggestive of current or recent infection or immunization. However, low levels of IgM antibodies may occasionally persist for more than 12 months post infection or immunization.
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