SYPHILIS MONITOR RPR Mnemonic SYPH MON Synonym RPR Titer Reflex - RPR with Reflex to Titer - Treponema pallidum with Reflex to Titer - RPR - Non-Treponemal Test Includes RPR with Reflex to Titer Guidelines Please see Syphilis Testing Algorithms Order test to monitor patients previously diagnosed with syphilis. Specimen Collection Requirements Collect Serum, one 5.0 mL gold (SST) or 7.0 mL red top tube View image for Supply Item Number 101235 or 101192 Handling Allow serum to clot completely at room temperature (minimum: SST - 30 minutes and red top tubes - 60 minutes). Separate serum from cells within 1 hour of collection. Preferred Volume 1.0 mL Serum Minimum Volume 0.5 mL Serum (1.25 mL minimum whole blood draw) Transport Refrigerated (2-8 ºC) Rejection Criteria Hemolyzed specimens, Plasma, CSF Stability AFTER SEPARATION FROM CELLS: Room Temperature (18-26°C): 24 hours; Refrigerated (2-8°C): 5 days; Frozen (≤ -20°C): 2 months Testing Information Performed RPR: 7 days/week Reported 24 hours Method RPR Cardiolipin Card Flocculation Assay Reference Values Reference Values Interpretation provided. Comments Reactive RPR results will be titered. CPT Codes RPR: 86592; RPR Titer: 86593 Last Updated: Thursday, January 5, 2017 03:41:53 AM