| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Structure of collateral ligament of metacarpophalangeal joint of thumb | Is a | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Structure of collateral ligament of interphalangeal joint of thumb | Is a | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Sprain of thumb joint | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Sprain of ligament of thumb | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Traumatic division of thumb ligament | Finding site | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Interphalangeal sprain | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Complete tear of ligament of thumb | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division thumb ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Complete tear ligament thumb NOS | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division thumb ligament NOS | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division, thumb, metacarpophalangeal joint, radial collateral ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division, thumb, metacarpophalangeal joint, ulnar collateral ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division, thumb, interphalangeal joint, radial collateral ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division, thumb, interphalangeal joint, ulnar collateral ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Sprain thumb, carpometacarpal joint | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Volar plate injury, thumb, metacarpophalangeal joint | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Volar plate injury, thumb, interphalangeal joint | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Complete tear ligament thumb NOS | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division thumb ligament | Finding site | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Volar plate injury, thumb, interphalangeal joint | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Volar plate injury, thumb, metacarpophalangeal joint | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Sprain of ligament of thumb | Finding site | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Complete tear of ligament of thumb | Finding site | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division thumb ligament NOS | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Traumatic division of thumb ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division thumb ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Traumatic division of thumb ligament | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Entire ligament of thumb | Is a | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Structure of ligament of left thumb | Is a | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Structure of ligament of right thumb | Is a | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Structure of volar plate of thumb | Is a | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Structure of ligament of interphalangeal joint of thumb | Is a | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Structure of ligament of metacarpophalangeal joint of thumb | Is a | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Sprained finger/thumb | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 | 
| Structure of collateral ligament of joint of thumb | Is a | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier |  | 
| Complete tear ligament thumb NOS | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Open division thumb ligament NOS | Finding site | False | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 1 | 
| Reconstruction of ligament of carpometacarpal joint of thumb (procedure) | Procedure site - Direct | True | Structure of ligament of thumb | Inferred relationship | Existential restriction modifier | 2 |