Rubella Antibody, IgM, Confirmatory - LG5367


Sunquest Code:ARMISC  
Epic Code:LAB4909Epic Name:Send Outs Misc Test
Order Instructions:Confirmatory test only. Rubella Antibody, IgM (RUIGM) is the preferred test.
Methodology:Chemiluminescent immunoassay
CPT Code:86762
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-2 days.
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

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


Interpretive

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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