Additional Information:
UFHPL Epic order code: LAB655
CPT Code(s):
86694
Specimen Requirements:
Type: Serum
Container/Tube: Red-top tube or gel-barrier tube
- If a tube other than a gel-barrier tube is used, transfer the separated serum or plasma to a plastic transport tube.
Sample Volume: 2 mL
Minimum Volume: 0.5 mL (Repeat testing is not possible with this specimen volume.)
Storage: Refrigerate specimens immediately after collection.
Rejection Criteria:
- Hemolysis
- Lipemia
- Gross bacterial contamination
Use:
IgM levels can provide useful information about an acute event.
Methodology:
Enzyme-linked immunosorbent assay (ELISA)
Reference Values:
Reference Intervals
- Negative: < 0.91 ratio
- Equivocal: 0.91 – 1.09 ratio
- Positive: > 1.09 ratio