| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Is a | Open fracture of metacarpal bone(s) | false | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Is a | Fracture of base of metacarpal bone other than first metacarpal | false | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Associated morphology | Fracture | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Communication with wound | Open injury | false | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Finding site | Structure of base of first metacarpal bone | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Is a | Open fracture of metacarpal bone | false | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Is a | Fracture of base of thumb | false | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Associated morphology | Fracture, open | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Associated morphology | Fracture | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Finding site | Metacarpal bone structure | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Is a | Open fracture of base of thumb | true | Inferred relationship | Existential restriction modifier |  |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Associated morphology | Fracture, open, intra-articular | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Finding site | Structure of base of first metacarpal bone | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Associated morphology | Fracture, open, intra-articular | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Open fracture thumb metacarpal base, intra-articular, Rolando | Due to | Traumatic event | true | Inferred relationship | Existential restriction modifier | 2 |  |