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Rapid Plasma Reagin (RPR) Test with titer, if Reactive | | Updated | 10/1/2009 | | Other Names | Syphilis test, RPR | | How to Order | Check the RPR box on the green Virology form 42 | | Availability | All clients | | Methodology | Charcoal Agglutination | | Performed | Daily | |
Time to Reporting
| Results released on day of test | |
CPT Code
| 86592 if Non-reactive, 86593 if Reactive |
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Specimen Collection Details
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Collection
| One 7 ml red top tube or serum separator tube (SST). | |
Optimal Volume
| Blood: 5 ml; Serum 1.0 ml | |
Minimum Volume
| Blood: 3 ml; Serum 0.5 ml | |
Handling
| After blood clots, keep specimen refrigerated until transport. If possible remove the serum from the clot as soon as possible. DO NOT FREEZE. Sample must be tested within 7 days of collection. | |
Transport
| Transport refrigerated at 2-8° C within 5 days. | |
Rejection Criteria
| The following specimens are unacceptable for testing: CSF specimens, lipemic specimens, grossly hemolytic specimens, and specimens that have been frozen and thawed more than once. | |
Comments
| This test is intended as a screening test for syphilis. Any reactive results are titered to the endpoint. Reactive specimens will be reflexed to the FTA test unless prior history of a reactive FTA exists. |
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