Skip Ribbon Commands
Skip to main content
Sign In
Navigate Up

25018 Syphilis Antibody Confirmatory Test

Syphilis Antibody Confirmatory Test
Test Code: SYPHCON
Synonyms/Keywords
​Syphilis confirmatory, T. pallidum, FTA
Test Components
Syphilis Treponemal Antibody
Useful For
​Order this test if the patient has a positive RPR. Samples will be tested for IgG & IgM antibodies to Treponemal pallidum. 
 
NOTE: The CDC and WHO recommend both a positive antibody test against the causative agent Treponema pallidum and a positive non-treponemal test such as the Rapid Plasma Reagin (RPR) before making a serological diagnosis of syphilis.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No ​Serum
 Red Top Tube (RTT)
or Serum Separator Tube (SST)​
 ​ 1.0 mL​ 0.5 mL​ 0.5 mL​
Collection Processing Instructions

​Separate serum from cells within 2 hours of collection.

Specimen Stability Information
Specimen Type Temperature Time
Serum​ ​
Refrigerate
 7 days
​Freeze > 7 days​​
Rejection Criteria
Gross hemolysis
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield​ Monday through Friday​ 1 day​ Multiplex Flow Immunoassay/Bio-Rad BioPlex 2200
Reference Range Information
Performing Location Reference Range
Marshfiel​d​ ​Negative​
Outreach CPTs

CPT Modifier
(if needed)		 Quantity Description Comments
​86780 ​ 1​ Treponemal antibody test​ ​
Synonyms/Keywords
​Syphilis confirmatory, T. pallidum, FTA
Test Components
Syphilis Treponemal Antibody
Ordering Applications
Ordering Application Description
​COM ​Syphilis Antibody Confirmatory Test, IgG
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No ​Serum
 Red Top Tube (RTT)
or Serum Separator Tube (SST)​
 ​ 1.0 mL​ 0.5 mL​ 0.5 mL​
Collection Processing

​Separate serum from cells within 2 hours of collection.

Specimen Stability Information
Specimen Type Temperature Time
Serum​ ​
Refrigerate
 7 days
​Freeze > 7 days​​
Rejection Criteria
Gross hemolysis
Useful For
​Order this test if the patient has a positive RPR. Samples will be tested for IgG & IgM antibodies to Treponemal pallidum. 
 
NOTE: The CDC and WHO recommend both a positive antibody test against the causative agent Treponema pallidum and a positive non-treponemal test such as the Rapid Plasma Reagin (RPR) before making a serological diagnosis of syphilis.
Test Components
Syphilis Treponemal Antibody
Reference Range Information
Performing Location Reference Range
Marshfiel​d​ ​Negative​
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield​ Monday through Friday​ 1 day​ Multiplex Flow Immunoassay/Bio-Rad BioPlex 2200
For billing questions, see Contacts
Outreach CPTs

CPT Modifier
(if needed)		 Quantity Description Comments
​86780 ​ 1​ Treponemal antibody test​ ​
For most current information refer to the Marshfield Laboratory online reference manual.