| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Closed trimalleolar fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 2 | 
| Open trimalleolar fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture ankle, trimalleolar, low fibular fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture ankle, trimalleolar, high fibular fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture ankle, trimalleolar, low fibular fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture ankle, trimalleolar, high fibular fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 1 | 
| Trimalleolar fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 1 | 
| Trimalleolar fracture | Finding site | False | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture ankle, trimalleolar, high fibular fracture | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 3 | 
| Closed fracture ankle, trimalleolar, low fibular fracture | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 3 | 
| Closed trimalleolar fracture | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 2 | 
| Manual reduction of closed trimalleolar fracture of ankle | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 4 | 
| Open fracture ankle, trimalleolar, low fibular fracture | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 4 | 
| Trimalleolar fracture | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 4 | 
| Closed manual reduction of fracture of posterior malleolus | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 2 | 
| Closed reduction of fracture of posterior malleolus | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 2 | 
| Open trimalleolar fracture | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 4 | 
| Open reduction with internal fixation of trimalleolar fracture of ankle and fixation of posterior lip of tibia | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 7 | 
| Open reduction with internal fixation of trimalleolar fracture of ankle and fixation of posterior lip of tibia | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 8 | 
| Open reduction of trimalleolar fracture of ankle with internal fixation | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 7 | 
| Open reduction of trimalleolar fracture of ankle with internal fixation | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 8 | 
| Fracture of posterior malleolus | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 2 | 
| Open reduction of fracture of posterior malleolus with internal fixation | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 3 | 
| Open reduction of fracture of posterior malleolus with internal fixation | Procedure site - Direct | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 4 | 
| Open fracture ankle, trimalleolar, high fibular fracture | Finding site | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier | 4 | 
| Entire posterior process of distal tibia | Is a | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier |  | 
| Structure of posterior process of distal left tibia | Is a | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier |  | 
| Structure of posterior process of distal right tibia | Is a | True | Structure of posterior process of distal tibia | Inferred relationship | Existential restriction modifier |  |