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Test Code 6775 Rapid Plasma Reagin (RPR) Qualitative, Serum

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Flocculation

Testing Algorithm:

If RPR is reactive, then RPR quantitative and fluorescent treponemal antibody confirmation will be performed, at an additional charge.

Literature Reference:

Larsen SA, Hunter EF, Kraus SJ, eds. A manual of tests for syphilis. Washington, D.C.: American Public Health Association, 1990.

Specimen Requirements

Specimen Type: Serum
Container/Tube: Plain red top
Specimen Volume: Full tube

Specimen Minimum Volume: 1 mL

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:
STAT: 2 hours after receipt in laboratory
Routine: results available the day of testing

Reference Values

Nonreactive

Literature Reference:

Turgeon ML. Immunology and serology in laboratory medicine. St. Louis: Mosby, 1990.

Test Classification and CPT Coding

86592-Syphilis test qualitative
86593-Syphilis test quantitative (if appropriate)
86780-Treponema pallidum confirmation (if appropriate)

Additional Information

For BJH Laboratory Use Only

Alternate Tube:

The following tube may be used if <24 hours old. Confirmation cannot be performed on these specimens.

1 lavender-top (EDTA) tube

Analyte Stability:

Test performed in BJH Hematology. Specimens stored at 2° C to 8° C for <8 days or frozen at -20° C for an indefinite time are acceptable for testing.

Laboratory Processing Instructions:

Test performed in BJH Hematology. Centrifuge tube for 10 minutes at 2,000 rpm. Separate serum from RBCs and refrigerate until tested.

Specimen Transport Temperature

Ambient

LOINC Code Information

Name LOINC Code
Rapid Plasma Reagin(RPR) 20507-0