Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Primary syphilis | Is a | Acquired syphilis | false | Inferred relationship | Some | ||
| Primary syphilis | Causative agent | Treponema pallidum | false | Inferred relationship | Some | ||
| Primary syphilis | Pathological process | Infectious disease | false | Inferred relationship | Some | ||
| Primary syphilis | Causative agent | Bacterium | false | Inferred relationship | Some | ||
| Primary syphilis | Is a | Syphilis | false | Inferred relationship | Some | ||
| Primary syphilis | Pathological process (attribute) | Infectious process (qualifier value) | false | Inferred relationship | Some | ||
| Primary syphilis | Causative agent | Treponema pallidum | true | Inferred relationship | Some | 1 | |
| Primary syphilis | Pathological process (attribute) | Infectious process (qualifier value) | true | Inferred relationship | Some | 1 | |
| Primary syphilis | Is a | Early symptomatic syphilis | true | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Primary genital syphilis | Is a | False | Primary syphilis | Inferred relationship | Some | |
| Primary syphilis of nipple | Is a | False | Primary syphilis | Inferred relationship | Some | |
| Primary extragenital syphilis | Is a | True | Primary syphilis | Inferred relationship | Some | |
| Other primary syphilis | Is a | False | Primary syphilis | Inferred relationship | Some | |
| [X]Primary syphilis of other sites | Is a | False | Primary syphilis | Inferred relationship | Some | |
| primaire vroege symptomatische syfilis (aandoening) | Is a | False | Primary syphilis | Inferred relationship | Some | |
| Syphilitic chancre of penis (disorder) | Is a | False | Primary syphilis | Inferred relationship | Some | |
| Syphilitic chancre of vulva (disorder) | Is a | False | Primary syphilis | Inferred relationship | Some | |
| Syphilitic balanitis (disorder) | Is a | True | Primary syphilis | Inferred relationship | Some | |
| Syphilitic chancre | Is a | True | Primary syphilis | Inferred relationship | Some | 
Reference Sets
Dutch pathology simple reference set (foundation metadata concept)
Description inactivation indicator reference set