Measles IgM Antibody
Label Mnemonic: RUBEOM
Epic Lab Code: LAB8357
Downtime Form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Specimen Instructions:
Identify specimen as acute phase, convalescent phase or random.
Collection Medium:
Red top tube 5 mL (Clot Activator)
3 mL blood in Red Top Tube or 1 mL serum
Rejection Criteria:
Plasma, CSF, contaminated, heat-inactivated, hemolyzed, or severely lipemic specimen.
Delivery Instructions:
Deliver to laboratory after collection.
Turn Around Time:
1 day upon receipt at reference laboratory
Reference Range:
Iowa code stipulates healthcare providers immediately report any suspected or confirmed cases of measles. IDPH Center for Acute Disease Epidemiology (CADE) reporting number is 800-362-2736 (after business hours 515-323-4360.)

For suspected measles cases, it is STRONGLY recommended to consult CADE regarding laboratory testing, which can consult on appropriate testing and facilitate specimen transport to SHL.

A Negative result indicates no significant level of detectable IgM antibody to Measles. A Positive result indicates a significant level of detectable IgM antibody to Measles and current or recent infection. An Equivocal result should be followed by a second sample in 14-21 days.
Enzyme Immunoassay (EIA)
CPT Code: