| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain of ligament of thumb | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain of metacarpophalangeal joint | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain of wrist | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Associated morphology | Sprain | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Finding site | Structure of ulnar collateral ligament of metacarpophalangeal joint of thumb | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain thumb, carpometacarpal joint | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Associated morphology | Sprain | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain of ligament of thumb | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain of wrist | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain of metacarpophalangeal joint | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Finding site | Structure of ulnar collateral ligament of metacarpophalangeal joint of thumb | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Associated morphology | Sprain | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain thumb, metacarpophalangeal joint nonspecific | false | Inferred relationship | Existential restriction modifier |  |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Due to | Traumatic event | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Sprain thumb, metacarpophalangeal joint, ulnar collateral ligament | Is a | Sprain of ligament of metacarpophalangeal joint of thumb | true | Inferred relationship | Existential restriction modifier |  |  |