Rubella, IgM

Overview

  • EPIC Code:
  • IMO39
  • Soft Test Code:
  • RUBEM
Alternate Names
  • German Measles IgM
  • Rubella IgM

Specimen Collection & Preparation

Specimen Requirements

1.0 mL Serum in a SST Gold Top Tube


Transport And Storage

48 hours Refrigerated
30 days Frozen


Specimen to be transported Refrigerated to PRMC within 48 hours of collection to be frozen by Immunology department to maintain specimen integrity until testing occurs. Do not transport Frozen.


Collection Instructions

 


Minimum Volume

0.3 mL


Neonatal Volume

Clinical Interpretation

Reference Range:

OD ratio < .90 indicates no detectable Rubella, IgM antibody.
 
OD ratio 0.91 - 1.09 are equivocal for Rubella, IgM antibody. Suggest a new specimen be collected and re-tested.
 
OD ratio > 1.10 is positive for Rubella, IgM antibody. A positive value indicates a primary or reactivated infection.


Methodology:
  • Enzyme Immunoassay (EIA)

Production Schedule

Sites Performed
  • Parkview Regional Medical Center
Days Performed
Thursday
Departments
  • Immunology

Coding & Compliance

CDM

01426762


CPT Coding

86762


Medical Necessity Documentation

Duplicate testing on this test is not acceptable per Medicare:  Testing to only be done every 3 days