Test Details

Mnemonic

LEGPG

Ordering Code

3620760

CPT-4 Code(s)

86713

Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours and send 1.0 mL serum in a screw capped plastic vial.

Alternate Specimen

Serum: Red top

Minimum Volume

0.2 mL

Transport Temperature

Room temperature

Rejection Criteria

Hemolyzed or grossly lipemic specimens

Stability

Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days

Methodology

Immunofluorescence assay
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Reference Range

<1:128 Negative - No significant level of Legionella pneumophila Type 1 - 6 IgG antibody detected.
1:128 Equivocal - Questionable presence of Legionella pneumophilaI Type 1 - 6 IgG antibody detected. Repeat testing in 10 - 14 days may be helpful.
1:256 or greater Positive - Presence of Legionella pneumophila Type 1 - 6 IgG antibody detected, suggestive of current or past infection.
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Performing Laboratory

Quest
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New York DOH Approval Status

Yes
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