| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Structure of superficial extensor tendon within forearm (body structure) | Is a | True | Structure of extensor tendon within forearm | Inferred relationship | Some |  | 
| Structure of deep extensor tendon within forearm (body structure) | Is a | True | Structure of extensor tendon within forearm | Inferred relationship | Some |  | 
| Tendon transfer to extensor tendon of hand | Procedure site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Traumatic division of extensor tendon of forearm, wrist or hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Repair of extensor tendon forearm, wrist, hand | Procedure site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Open tenotomy of extensor tendon of forearm | Procedure site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Hand and wrist extensor tendon rupture | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Sprain wrist extensors | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Rupture wrist extensors | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Complete division extensor tendon wrist | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Partial division extensor tendon wrist | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Complete division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Partial division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Complete division, extensor digitorum tendon | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Partial division, extensor digitorum tendon | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 1 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 2 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 3 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 4 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 5 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Repair of multiple tendons in the extensor compartment of the forearm, wrist or hand | Procedure site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Tenolysis of extensor tendon of forearm | Procedure site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Tendon transfer to extensor tendon of hand | Procedure site - Direct (attribute) | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Repair of multiple tendons in the extensor compartment of the forearm, wrist or hand | Procedure site - Direct (attribute) | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Repair of extensor tendon forearm, wrist, hand | Procedure site - Direct (attribute) | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Open tenotomy of extensor tendon of forearm | Procedure site - Direct (attribute) | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Tenolysis of extensor tendon of forearm | Procedure site - Direct (attribute) | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Tenolysis of extensor tendon of forearm | Procedure site - Indirect (attribute) | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Complete division extensor tendon wrist | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Tendon transfer to extensor tendon of hand | Procedure site - Direct (attribute) | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Repair of multiple tendons in the extensor compartment of the forearm, wrist or hand | Procedure site - Direct (attribute) | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Partial division extensor tendon wrist | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon of forearm, wrist or hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Complete division, extensor digitorum tendon | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Tenolysis of extensor tendon of forearm | Procedure site - Indirect (attribute) | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Open tenotomy of extensor tendon of forearm | Procedure site - Direct (attribute) | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Partial division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Complete division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Repair of extensor tendon forearm, wrist, hand | Procedure site - Direct (attribute) | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 1 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 3 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 4 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 2 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Partial division, extensor digitorum tendon | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 5 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Sprain wrist extensors | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Injury of extensor tendon of hand (disorder) | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Traumatic division of extensor tendon - zone 2 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Traumatic division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Complete division, extensor digitorum tendon | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 3 | 
| Traumatic division of extensor tendon - zone 5 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Traumatic division of extensor tendon of forearm, wrist or hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Partial division extensor tendon wrist | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Complete division extensor tendon wrist | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Partial division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Traumatic division of extensor tendon - zone 1 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Partial division, extensor digitorum tendon | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 3 | 
| Traumatic division of extensor tendon - zone 3 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Complete division extensor tendon hand | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Traumatic division of extensor tendon - zone 4 | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Injury of tendon of extensor muscle at forearm level (disorder) | Finding site | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Strain of tendon of extensor muscle at forearm level (disorder) | Finding site | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Strain of tendon of extensor muscle of finger at forearm level (disorder) | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Laceration of tendon of extensor muscle of finger at forearm level (disorder) | Finding site | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Injury of tendon of extensor muscle of finger at forearm level (disorder) | Finding site | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Entire extensor tendon within forearm | Is a | True | Structure of extensor tendon within forearm | Inferred relationship | Some |  | 
| Partial division extensor tendon wrist | Finding site | False | Structure of extensor tendon within forearm | Inferred relationship | Some | 3 | 
| Traumatic division of extensor tendon of forearm | Finding site | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Nontraumatic rupture of extensor tendon of forearm (disorder) | Finding site | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 1 | 
| Structure of extensor tendon within right forearm (body structure) | Is a | True | Structure of extensor tendon within forearm | Inferred relationship | Some |  | 
| Structure of extensor tendon within left forearm (body structure) | Is a | True | Structure of extensor tendon within forearm | Inferred relationship | Some |  | 
| Repair and synovectomy of multiple metacarpophalangeal joints and transfer of extensor tendon of forearm (procedure) | Procedure site - Direct (attribute) | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Rupture of multiple extensor tendons of forearm and wrist | Finding site | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 | 
| Synovectomy of multiple metacarpophalangeal joints and transfer of extensor tendon of forearm (procedure) | Procedure site - Direct (attribute) | True | Structure of extensor tendon within forearm | Inferred relationship | Some | 2 |