Test Code RPRS Rapid Plasma Reagin Screen with Reflex, Serum
Specimen Required
Only available as a reflex test. For more information see SYPHT / Syphilis Total Antibody with Reflex, Serum.
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Information: Centrifuge and aliquot serum into plastic vial.
Secondary ID
603261Useful For
Aiding in the diagnosis of recent or past Treponema pallidum infection
Rapid plasma reagin screening when T pallidum antibody screen is positive
This test is not useful as a screening or confirmatory test for blood donor specimens.
Testing Algorithm
If the rapid plasma reagin (RPR) screen is reactive, then the RPR titer will be performed at an additional charge.
If the RPR screen is nonreactive, then syphilis antibody Treponema pallidum particle agglutination testing will be performed at an additional charge.
Special Instructions
Method Name
Only available as a reflex test. For more information, see SYPHT / Syphilis Total Antibody with Reflex, Serum.
RPRS: Multiplex Flow Immunoassay
RRPRQ: Flocculation/Agglutination
RTPPA: Particle Agglutination
Reporting Name
RPR Screen w/ Reflex, SSpecimen Type
SerumSpecimen Minimum Volume
0.4 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 14 days | |
Frozen | 14 days |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Heat-inactivated specimen | Reject |
Reference Values
Only available as a reflex test. For more information see SYPHT / Syphilis Total Antibody with Reflex, Serum.
Nonreactive
Day(s) Performed
Monday through Saturday
Report Available
Same day/1 to 4 daysPerforming Laboratory
Mayo Clinic Laboratories in RochesterTest Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
86593-Rapid Plasma Reagin Titer (if appropriate)
86780-Syphilis Antibody by TP-PA (if appropriate)
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
RPRS | RPR Screen w/ Reflex, S | 20507-0 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
RPRS | RPR Screen w/ Reflex, S | 20507-0 |