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Rapid Plasma Reagin (RPR) with Reflex to Titer and FTA-ABS
0050011
Ordering Recommendation

Not an optimal reflex test. Preferred test is RPR with Reflex to TP-PA (0050478).

Mnemonic
RPR FTA
Methodology
Semi-Quantitative Charcoal Agglutination/Semi-Quantitative Indirect Fluorescent Antibody
Performed
Sun-Sat
Reported
1-3 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
CSF or plasma. Contaminated, hemolyzed, or severely lipemic specimens.  
Remarks
 
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year  
Reference Interval
Test Number
Components
Reference Interval
 Rapid Plasma Reagin (RPR)Effective May 21, 2012
RPR (+) = Reactive
RPR (-) = Nonreactive
 Rapid Plasma Reagin (RPR) Titer< 1:1
0050477Treponema pallidum Antibody, IgG by IFA (FTA-ABS), SerumNonreactive
0050777Treponema pallidum Antibody by TP-PANonreactive

Interpretive Data


Note
This panel is for clients in states where automatic confirmation using a treponemal test is required for all reactive RPR tests.

If RPR is reactive, then a titer to endpoint and FTA-ABS confirmation will be added. Additional charges apply.
CPT Code(s)
86592; if reflexed, add 86593; 86780
Components
Component Test Code*Component Chart NameLOINC
0050472Rapid Plasma Reagin (RPR)20507-0
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Rapid Plasma Reagin (RPR) with Reflex to Treponema Antibody Confirmation
  • RPR Reflex to Titer, FTA-ABS and TPPA