| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Structure of bone of forearm | Is a | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier |  | 
| Entire bone of forearm | Is a | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier |  | 
| Closed fracture radius and ulna, middle | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of radius and ulna, shaft, NOS | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture of midshaft of radius and ulna | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 4 | 
| Open fracture of radius and ulna, shaft, NOS | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 4 | 
| Closed Galeazzi fracture | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Closed dorsal Barton's fracture | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open Galeazzi fracture | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open volar Barton's fracture | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open dorsal Barton's fracture | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Multiple fractures of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Dorsal Barton's fracture | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of shaft of bone of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture of upper end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture of lower end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of shaft of radius and ulna | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 4 | 
| Open fracture of lower end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture of shaft of bone of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Fracture of shaft of radius and/or ulna | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Galeazzi fracture dislocation | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Procedure on bone of forearm | Procedure site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier |  | 
| Osteomyelitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Acute osteomyelitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture of upper end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Deep incision with opening of bone cortex of forearm | Procedure site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Moore's fracture | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Fracture of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Fracture of radius AND ulna | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Chronic osteomyelitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Fracture of radius and ulna, NOS | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| [X]Fracture of other parts of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| [X]Fracture of forearm, unspecified | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Arthropathy associated with mycoses, of the forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier |  | 
| Infection of radius | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Infection of ulna | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Shafts of radius and/or ulna in combination | Is a | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier |  | 
| Bone structure of ulna | Is a | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier |  | 
| Bone structure of radius | Is a | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier |  | 
| Acute osteomyelitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Periostitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Chronic osteomyelitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Periostitis of forearm without osteomyelitis | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Pathological fracture - forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Sequestrectomy of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Deep incision with opening of bone cortex of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Ulna groove X-ray | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 3 | 
| Closed reduction of fracture of radius AND ulna with internal fixation | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Skeletal X-ray of elbow and forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture of lower end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Correction of congenital deformity of forearm NOS | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of anlage of ulna | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of anlage of radius | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Radialization correction for radial club hand | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of congenital absence of radius | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Other specified correction of congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Revision release radius- correction for congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Revision release ulna- correction for congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Centralization carpus correction for radial club hand | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Centralization of carpus for correction of congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Reconstruction of radial club hand | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of congenital deformity of forearm NOS | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Periostitis of forearm without osteomyelitis | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Fracture of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of anlage of ulna | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Revision release ulna- correction for congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture of lower end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Revision release radius- correction for congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Correction of congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Excision of anlage of radius | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Acute osteomyelitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Periostitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Sequestrectomy of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of forearm, lower end, unspecified | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Pathological fracture - forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Deep incision with opening of bone cortex of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Centralization of carpus for correction of congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Multiple fractures of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| [X]Fracture of other parts of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Other specified correction of congenital deformity of forearm | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of shaft of bone of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture of upper end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of forearm, lower end, NOS | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Reconstruction of radial club hand | Procedure site - Direct | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 2 | 
| Chronic osteomyelitis of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| [X]Fracture of forearm, unspecified | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture of upper end of forearm | Finding site | False | Bone structure of forearm | Inferred relationship | Existential restriction modifier | 1 |