| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Treponema pallidum antibody confirmatory test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Fluorescent treponemal antibody absorption test (procedure) | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 3 | 
| Serologic test for syphilis | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| VDRL, quantitative | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Rapid plasma reagin test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 3 | 
| VDRL titer | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| VDRL, qualitative | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 5 | 
| VDRL titer measurement | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Syphilis antibody titer measurement | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Treponema pallidum haemaglutination test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Treponema pallidum particle inhibition test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Fluorescent treponemal absorption test, double staining test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Treponema pallidum immobilisation test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Syphilis test, qualitative | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 4 | 
| VDRL test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 4 | 
| Microhemagglutination test for antibody to syphilis | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Syphilis infectious titre test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Treponema pallidum particle agglutination test (procedure) | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Treponema pallidum gelatin agglutination test (procedure) | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 3 | 
| Unheated serum reagin test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 3 | 
| Wassermann reaction | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 4 | 
| Toluidine red unheated serum test | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 3 | 
| Total treponema antibody measurement (procedure) | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 3 | 
| Complement fixation test for syphilis | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 3 | 
| Syphilis test, quantitative | Component | False | Treponema pallidum antibody | Inferred relationship | Some | 2 | 
| Treponema pallidum IgG | Is a | True | Treponema pallidum antibody | Inferred relationship | Some |  | 
| Immunoglobulin M antibody to Treponema pallidum (substance) | Is a | True | Treponema pallidum antibody | Inferred relationship | Some |  | 
| Treponema pallidum antibody by screening enzyme immunoassay (observable entity) | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| VDRL, qualitative | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Syphilis test, quantitative | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Syphilis infectious titre test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Complement fixation test for syphilis | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Fluorescent treponemal absorption test, double staining test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Unheated serum reagin test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Toluidine red unheated serum test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Rapid plasma reagin test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Fluorescent treponemal antibody absorption test (procedure) | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Treponema pallidum gelatin agglutination test (procedure) | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Total treponema antibody measurement (procedure) | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Serologic test for syphilis | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Microhemagglutination test for antibody to syphilis | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Treponema pallidum haemaglutination test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Treponema pallidum immobilisation test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Treponema pallidum particle inhibition test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Syphilis test, qualitative | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| Wassermann reaction | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| VDRL, quantitative | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 | 
| VDRL test | Component | True | Treponema pallidum antibody | Inferred relationship | Some | 1 |