Test Details
Mnemonic
LEPM
Ordering Code
3619700
CPT-4 Code(s)
86720
Specimen Information
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, remove serum from cells within 2 hours of collection and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Serum: Red top
Plasma: Green sodium or lithium heparin
Plasma: Green sodium or lithium heparin
Minimum Volume
0.2 mL
Transport Temperature
Refrigerated
Rejection Criteria
Hemolyzed or grossly lipemic specimens
Heat inactivated specimens
Body fluid other than serum or plasma
Heat inactivated specimens
Body fluid other than serum or plasma
Stability
Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 1 year
Refrigerated: 14 days
Frozen: 1 year
Methodology
Qualitative Immunoblot
Reference Range
Negative: No significant level of Leptospira IgM antibody detected.
Equivocal: Questionable presence of Leptospira IgM antibody detected. Repeat testing in 10 - 14 days may be helpful.
Positive: Presence of IgM antibody to Leptospira detected, suggestive of a current or recent infection.
Equivocal: Questionable presence of Leptospira IgM antibody detected. Repeat testing in 10 - 14 days may be helpful.
Positive: Presence of IgM antibody to Leptospira detected, suggestive of a current or recent infection.
Performing Laboratory
ARUP Reference Laboratory
New York DOH Approval Status
Yes