| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Localized, primary osteoarthritis | Is a | Idiopathic osteoarthritis | false | Inferred relationship | Existential restriction modifier |  |  | 
| Localized, primary osteoarthritis | Is a | Localized osteoarthrosis | true | Inferred relationship | Existential restriction modifier |  |  | 
| Localized, primary osteoarthritis | Finding site | Joint structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Localized, primary osteoarthritis | Associated morphology | Inflammation | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Localized, primary osteoarthritis | Associated morphology | Eburnation of bone | false | Inferred relationship | Existential restriction modifier |  |  | 
| Localized, primary osteoarthritis | Associated morphology | Degeneration | false | Inferred relationship | Existential restriction modifier |  |  | 
| Localized, primary osteoarthritis | Finding site | Bone and/or joint structure | false | Inferred relationship | Existential restriction modifier |  |  | 
| Localized, primary osteoarthritis | Finding site | Joint structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Localized, primary osteoarthritis | Associated morphology | Degeneration | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Localized, primary osteoarthritis | Associated morphology | Degeneration | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Localized, primary osteoarthritis | Finding site | Joint structure | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Localized, primary osteoarthritis | Associated morphology | Degenerative abnormality | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Localized, primary osteoarthritis of the shoulder region | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of the upper arm | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of the forearm | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of the hand | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of the pelvic region and thigh | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of the lower leg | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of the ankle and/or foot | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of unspecified site | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of other specified site | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis NOS | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of elbow | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Primary localized osteoarthrosis of pelvic region | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of the wrist | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Primary localized osteoarthrosis of multiple sites | Is a | True | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of unspecified site (disorder) | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis of other specified site (disorder) | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  | 
| Localized, primary osteoarthritis NOS (disorder) | Is a | False | Localized, primary osteoarthritis | Inferred relationship | Existential restriction modifier |  |