| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Open fracture proximal humerus, four part | Is a | Open fracture of upper end of humerus | true | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of humerus | false | Inferred relationship | Existential restriction modifier | 11 |  | 
| Open fracture proximal humerus, four part | Associated morphology | 4 part fracture | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Associated morphology | Fracture, open | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Associated morphology | Fracture, open | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Communication with wound | Open injury | false | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture proximal humerus, four part | Finding site | Bone structure of proximal humerus | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Associated morphology | Open Neer classification of fracture of proximal humerus four-part fracture | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture proximal humerus, four part | Is a | Displacements - bone | true | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture proximal humerus, four part | Due to | Traumatic event | true | Inferred relationship | Existential restriction modifier | 2 |  |