| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Fracture of crown of tooth, enamel only | Is a | Fracture of tooth | false | Inferred relationship | Some |  |  | 
| Fracture of crown of tooth, enamel only | Is a | Disorder of teeth AND/OR supporting structures (disorder) | false | Inferred relationship | Some |  |  | 
| Fracture of crown of tooth, enamel only | Finding site | Enamel structure | false | Inferred relationship | Some | 1 |  | 
| Fracture of crown of tooth, enamel only | Finding site | Jaw region structure | false | Inferred relationship | Some |  |  | 
| Fracture of crown of tooth, enamel only | Finding site | Tooth structure | false | Inferred relationship | Some | 1 |  | 
| Fracture of crown of tooth, enamel only | Associated morphology | Fracture | false | Inferred relationship | Some | 1 |  | 
| Fracture of crown of tooth, enamel only | Is a | Disorder of hard tissues of teeth (disorder) | false | Inferred relationship | Some |  |  | 
| Fracture of crown of tooth, enamel only | Finding site | Enamel structure | true | Inferred relationship | Some | 1 |  | 
| Fracture of crown of tooth, enamel only | Associated morphology | Fracture | true | Inferred relationship | Some | 1 |  | 
| Fracture of crown of tooth, enamel only | Is a | Tooth crown fracture (disorder) | true | Inferred relationship | Some |  |  | 
| Fracture of crown of tooth, enamel only | Due to | Traumatic event (event) | false | Inferred relationship | Some | 2 |  |