Treponema pallidum Antibody, Particle Agglutination : 653

Test Code

TRABPA or 653

Alias/See Also

T. pallidum Ab, TP-PA,Agglutination (TP-PA) Test

CPT Codes
86780

Preferred Specimen

1 mL serum

Minimum Volume

0.5 mL

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis; lipemia; plasma; CSF

Methodology
Particle Agglutination

Setup Schedule

Mon, Wed-Sat

Report Available

1-3 days

Reference Range

Nonreactive

Clinical Significance

The TP-PA test is a confirmatory treponemal test used to aid in the diagnosis of syphilis in the context of a positive non-treponemal (lipoidal antigen) assay. It is not intended to be used as a standalone test for diagnosis. For algorithm based syphilis testing, please see test code 90349 Syphilis Antibody Cascading Reflex (reverse) or test code 36126 RPR (Diagnosis) with Reflex to Titer and Confirmatory Testing (traditional).

Performing Laboratory
med fusion

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.