Rubella Antibody, IgM, Confirmatory

Abbrev Code:ARMISC   
Order Code:LAB4909Order Name:Send Outs Misc Test
Order Instructions:Confirmatory test only. Rubella Antibody, IgM (RUIGM) is the preferred test.
Methodology:Chemiluminescent immunoassay
CPT Codes: 86762 x1
Turnaround Time:Specimens are sent to the reference laboratory Mon-Sat; results are reported within 24 hours.
Special Instructions:Parallel testing is preferred. Label samples as acute or convalescent. Convalescent specimens must be received within 30 days from receipt of the acute specimens.

Collection Instructions

Optimal Volume:2 mL
Minimum\Peds Volume:1.2 mL
Container:Red or gold (gel)
Alternate Containers: Red (no gel)
Causes for Rejection:Plasma or urine. Contaminated, heat-inactivated or grossly hemolyzed specimens.

Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1 mL, 0.5 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:50551


Reference Range:

19.9 AU/mL or less

Not detected.

20.0 – 24.9 AU/mL

Indeterminate. Repeat testing in 10-14 days may be helpful.

25.0 AU/mL or greater

Detected. IgM antibody to rubella detected which may indicate a current or recent infection or immunization.



Use:Confirmatory test for rubella antibody, IgM.

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