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Laboratory Test Directory

Syphilis Screen (RPR with reflex to Titer and TPPA)


Name Method Department Units
RPR Agglutination
CMI, Immunology

Specimen Requirements

Whole blood

Container Type Container Size Specimen Volume

Red tube, (no anticoagulant), No Gel

3 mL 3 mL

Red Tube (no anticoagulant) with Gel

3 mL 3 mL

Gold tube, (SST) with Gel

3.5 mL 3 mL

Room temperature - 24 hour(s)
Refrigerated - 48 hour(s)

Specimen Preparation

  • If delay in transport greater than 1 hour, refrigerate
  • Transport to laboratory as soon as possible

Reasons for Rejection

  • Wrong collection tube
  • Not received at proper temperature
  • Not received within specified time frame


Reactives will be titered (CPT 86593) and sent to reference laboratory for confirmation by TPPA (CPT 86780).

CPT Code

  • 86592
  • reflex to 86593 and 86780 if needed