Test Details

Mnemonic

LEPM

Ordering Code

3619700

CPT-4 Code(s)

86720

Specimen Information

Collect

SST
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Specimen Preparation

Centrifuge, remove serum from cells within 2 hours of collection and send 1.0 mL serum refrigerated in a screw-capped plastic vial.
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Alternate Specimen

Serum: Red-top
Plasma: Green sodium or lithium heparin
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Minimum Volume

0.2 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

Hemolyzed or grossly lipemic specimens
Heat inactivated specimens
Body fluid other than serum or plasma
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Stability

Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 1 year
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Methodology

Qualitative Immunoblot
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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.
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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