Fluorescent Treponemal Antigen, Syphilis (FTA-ABS):
Fasting Required: No
Lab: Quest Diagnostics
Specimen: Blood
Results: Test run Mon-Fri; Report available in 3 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Description: This test is done routinely to confirm whether a positive screening test for syphilis (either VDRL or RPR) means you have a current syphilis infection. It may also be done when other syphilis tests are negative, to rule out a possible false-negative result.
Alternate Names: Treponemal pallidum, Fluorescent Treponemal Antigen, Syphilis
Lab: Quest Diagnostics
Specimen: Blood
Results: Test run Mon-Fri; Report available in 3 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Description: This test is done routinely to confirm whether a positive screening test for syphilis (either VDRL or RPR) means you have a current syphilis infection. It may also be done when other syphilis tests are negative, to rule out a possible false-negative result.
Alternate Names: Treponemal pallidum, Fluorescent Treponemal Antigen, Syphilis