Rubella IgM and IgG Antibody Print

WSLH Department: CDD - Communicable Disease Division
WSLH Test Code: SS02025
Availability: Weekdays
Turn-around Time: 1-3 days for IgG; approximately 2 weeks for IgM
Recommended Uses: Serodiagnosis of Rubella infection.
Additional Tests Performed:
Patient Preparations: Routine blood draw
Specimen Requirements: 3 ml serum or 10 ml vacutainer.
Specimen Handling & Transport: Store serum specimen at 2-8 degrees Celsius and transport with frozen cool pack
Collection Kit/Container: Serology Specimens
Sterile Transfer Tube
Collection Instructions: Acute serum collected as early as possible (within 7-10 days) after onset of illness
Unacceptable Conditions:
Requisition Form: CDD Requisition Form B
Required Information: Laboratory regulations require the following minimum information to be provided on the requisition form for a specimen to be accepted for testing: Patient name or unique identifier; date and time of collection, patient date of birth and sex, specimen type/site of collection, test request(s), clinician name and UPIN, and address for reporting results. Please be certain that name/identifier on the form matches that on the specimen label.
Results Include: Negative, Positive, or Equivocal with interpretation
Limitations: The presence of Rubella IgM is indicative of a recent exposure, but cannot differentiate between primary infection and vaccination. False-positive IgM serum may occur in persons with parvovirus infection, infectious mononucleosis, or rheumatoid factor.
Additional Tests Recommended: Rubella virus PCR
Additional Comments: The absence of IgM and IgG possibly indicates the specimen was collected too early.
Methodology: Rubella IgG Enzyme-Linked Immunosorbent Assay (ELISA) performed at WSLH; Rubella IgM Immunoassay performed at CDC.
Includes: Qualitative assay for the detection of IgG antibody and IgM antibodies to Rubella virus
CPT Code: 86762, 99001
Price: $120.00
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