Not recommended as a stand-alone test for identifying lymphocytic choriomeningitis (LCM) virus as pathology for meningitis. Panel that includes IgG and IgM antibodies is preferred (2001635).
- Patient Preparation
- Serum separator tube.
- Specimen Preparation
- Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min 0.2 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent."
- Storage/Transport Temperature
- Unacceptable Conditions
- Contaminated, hemolyzed, or severely lipemic specimens.
- After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
≥ 1:10 Positive - Presence of IgM antibody to LCM virus detected, suggestive of current or past infection.
|Component Test Code*||Component Chart Name||LOINC|
|2001637||LCM Virus Ab, IgM||9767-5|
- LCM IgM Antibody, Serum