0050380
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Measles (Rubeola) Antibody, IgG

MEASLES G
Example Reports
Negative
Positive

Ordering Recommendation

Not recommended as a stand-alone test unless testing for evidence of antibody production from vaccination. For cerebrospinal fluid, order Measles (Rubeola) Antibody, IgG, CSF (0054440).

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

Serum separator tube (SST).

Specimen Preparation

Allow specimen to clot completely at room temperature. Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP standard transport tube. (Min: 0.5 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens.

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Contaminated, heat-inactivated, grossly hemolyzed, lipemic or severely icteric specimens.

Remarks

Label specimens plainly as acute or convalescent.

Stability

After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)

Methodology

Semi-Quantitative Chemiluminescent Immunoassay (CLIA)

Performed

Sun-Sat

Reported

Within 24 hours

Reference Interval

Test Number
 Components
 Reference Interval
  Measles, Rubeola, Antibody IgG Less than or equal to 13.4 AU/mL

Interpretive Data

  The best evidence for current infection is a significant change on two appropriately timed specimens, where both tests are done in the same laboratory at the same time.


13.4 AU/mL or less Negative: No significant level of detectable measles (rubeola) IgG antibody.
13.5-16.4 AU/mL Equivocal: Repeat testing in 10-14 days may be helpful.
16.5 AU/mL or greater Positive: IgG antibody to measles (rubeola) detected, which may indicate a current or past exposure/immunization to measles (rubeola).

Compliance Category

FDA

Note

For CSF, refer to Measles (Rubeola) Antibody, IgG, CSF (ARUP test code 0054440).

Hotline History

N/A

CPT Codes

86765

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Components

Component Test Code* Component Chart Name LOINC
0050380 Measles, Rubeola, Antibody IgG 7962-4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Rubeola Ab, IgG
  • Rubeola Antibodies Screen, IgG
  • Rubeola Antibodies, IgG
  • Rubeola serology
Measles (Rubeola) Antibody, IgG