Syphilis diagnosis
| Type | Note |
|---|---|
| Nontreponemal (RPR, VDRL) | - Antibody to cardiolipin-cholesterol-lecithin antigen - Lower sensitivity in early infection |
| Treponemal (FTA-ABS, TP-EIA) | - Antibody to treponemal antigens - Greater sensitivity |
FTA-ABS - fluorescent treponemal antibody-absorption
RPR - Rapid plasma reagin
TP-EIA - Treponema pallidum enzyme immunoassay