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Leptospira Antibody

Test Codes

EPIC: LAB6084, Beaker: XLEPT, Mayo: LEPDT

Department

Send Outs

Instructions

Acute and convalescent samples must be labeled as such; parallel testing is preferred and convalescent samples must be received within 30 days from receipt of the acute samples. Please mark sample plainly as "acute" or "convalescent."

Specimen Collection Criteria

Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Preparation for Courier Transport

Transport: 0.3 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.1 mL)

Rejection Criteria

• Grossly lipemic specimens.
• Hemolyzed specimens.
• Specimens not collected and processed as indicated.

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Transport: 0.3 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.1 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): Unacceptable
Refrigerated (2-8°C or 36-46°F): 30 days
Frozen (-20°C/-4°F or below): 30 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Mayo Clinic Laboratories in Rochester, MN.

Performed

Monday, Wednesday, Friday
Results available in 2-6 days.

Reference Range

By report.

Test Methodology

Enzyme-Linked Immunoassay Dot.

Interpretation

By report.

Clinical Utility

This assay aids in the diagnosis of leptospirosis.

CPT Codes

86720

Contacts

Last Updated

11/2/2023