Syphilis Antibody Screen W/ Reflex To RPR, Titer, and TP-PA Confirm
Orderable EAP code:
Billable EAP Codes:
CPT Codes:
Lab Section:
Includes:
Treponema Pallidum Antibody. If reactive, reflex to RPR Qualitative.
• Reactive reflex goes to RPR Quant (Titer)
• Nonreactive reflex = T.PALLIDUM AB By TP-PA
Additional charges will apply.
Turnaround Time:
Routine: 2 days, additional time for reflex testing.
Test Schedule:
7 days a week
Interpretation:
| Result | Final Interpretation |
| Non - Reactive | Non-reactive for treponema antibodies |
| Reactive | Reactive for treponema antibodies |
Related Links:
Specimen Requirements:
4.0 mL blood in serum separator tube (SST). Send 2 mL serum aliquot.
Minimum volume is 1.5 mL serum.
Storage/Transport Temperature: Refrigerated. Remove specimen from clot or separator gel prior to storage.
Stabile refrigerated (2 to 8 C) for 5 days. Stable frozen -20 C or colder for 8 to 30 days.
Pediatric Specimen Requirements:
*Do not order for patients less than 18 months. See comments below.*
4.0 mL blood in serum separator tube (SST). Send 2 mL serum aliquot.
Minimum volume is 1.5 mL serum.
Storage/Transport Temperature: Refrigerated. Remove specimen from clot or separator gel prior to storage.
Stabile refrigerated (2 to 8 C) for 5 days. Stable frozen -20 C or colder for 8 to 30 days.
Reference Range:
Treponema pallidum Antibodies: Nonreactive
RPR: Nonreactive
RPR Titer: Less than 1:1
Comments:
Recommended test for syphilis screen for patients 18 months old or older (reverse algorithm).
For patients younger than 18 months, refer to RPR With Reflex to Titer and TP-PA Confirmation (LAB00282)
T.PALLIDUM AB By TP-PA is sent to ARUP for testing. Treponema pallidum Antibody by TP-PA (Opens in a new window).