| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Entire proximal interphalangeal joint of finger | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of ligament of proximal interphalangeal joint of finger | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of proximal interphalangeal joint of finger synovium | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of capsule of proximal interphalangeal joint of finger | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of proximal interphalangeal joint of little finger | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of proximal interphalangeal joint of middle finger | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of proximal interphalangeal joint of ring finger | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of proximal interphalangeal joint of index finger | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Release of contracture of proximal interphalangeal joint | Procedure site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Rheumatoid arthritis of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Bouchard's nodes with arthropathy | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Flexion contracture of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Effusion of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Proximal interphalangeal joint of finger pain | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Proximal interphalangeal joint symphalangism | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Amputation of finger through proximal interphalangeal joint | Procedure site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Osteoarthritis of proximal interphalangeal joint | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Bouchard's node | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Carroll and Taber arthroplasty of proximal interphalangeal joint of finger | Procedure site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Reactive arthropathy of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Traumatic arthropathy of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Transient arthropathy of proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Pathological dislocation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Ankylosis of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Hemarthrosis of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Clicking proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed traumatic dislocation, proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Open traumatic dislocation, proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed traumatic subluxation, proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Open traumatic subluxation of proximal interphalangeal joint of hand | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture dislocation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture dislocation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Traumatic amputation, finger, through proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Osteoarthritis NOS, of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Volar plate injury of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Open fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Amputation of finger through proximal interphalangeal joint | Procedure site - Direct | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture dislocation of proximal interphalangeal joint of digit of hand | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed traumatic subluxation, proximal interphalangeal joint of digit of hand | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Release of contracture of proximal interphalangeal joint | Procedure site - Direct | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Carroll and Taber arthroplasty of proximal interphalangeal joint of finger | Procedure site - Direct | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Osteoarthritis of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Traumatic arthropathy of proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Osteoarthritis NOS, of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Proximal interphalangeal joint symphalangism | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Carroll and Taber arthroplasty of proximal interphalangeal joint of finger | Procedure site - Direct | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Open traumatic dislocation, proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Flexion contracture of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Volar plate injury of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture dislocation of proximal interphalangeal joint of digit of hand | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Hemarthrosis of proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Pathological dislocation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed fracture subluxation of proximal interphalangeal joint | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 2 | 
| Amputation of finger through proximal interphalangeal joint | Procedure site - Direct | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Reactive arthropathy of proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Traumatic amputation, finger, through proximal interphalangeal joint | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Effusion of proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Ankylosis of proximal interphalangeal joint | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Closed traumatic subluxation, proximal interphalangeal joint of digit of hand | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Rheumatoid arthritis of proximal interphalangeal joint of finger | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Carroll and Taber arthroplasty of proximal interphalangeal joint of finger | Procedure site - Direct | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Release of contracture of proximal interphalangeal joint | Procedure site - Direct | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Release of contracture of proximal interphalangeal joint | Procedure site - Direct | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Inflammation of proximal interphalangeal joint of finger due to infection | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Boutonnière deformity | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Swan-neck deformity | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Camptodactyly, arthropathy, coxa-vara, pericarditis syndrome | Finding site | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Structure of proximal interphalangeal joint of finger of right hand | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of proximal interphalangeal joint of finger of left hand | Is a | True | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier |  | 
| Osteoarthritis NOS, of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 | 
| Infective arthritis of proximal interphalangeal joint of finger | Finding site | False | Proximal interphalangeal joint of finger structure | Inferred relationship | Existential restriction modifier | 1 |