| Inbound Relationships | 
Type | 
Active | 
Source | 
Characteristic | 
Refinability | 
Group | 
| Open dislocation of metacarpophalangeal joint of finger | 
Is a | 
True | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Traumatic amputation, finger, through metacarpophalangeal joint | 
Is a | 
True | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Closed traumatic dislocation of metacarpophalangeal joint of finger (disorder) | 
Is a | 
False | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| distorsion av metakarpofalangealled | 
Is a | 
False | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| distorsion av finger, metakarpofalangealled, ospecifik | 
Is a | 
False | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Sprain finger, metacarpophalangeal joint, radial collateral ligament | 
Is a | 
False | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Sprain finger, metacarpophalangeal joint, ulnar collateral ligament | 
Is a | 
False | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Volar plate injury of metacarpophalangeal joint of finger (disorder) | 
Is a | 
False | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Open division, finger, metacarpophalangeal joint, radial collateral ligament | 
Is a | 
True | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Open division, finger, metacarpophalangeal joint, ulnar collateral ligament | 
Is a | 
True | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Traumatic dislocation of metacarpophalangeal joint of finger | 
Is a | 
False | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Traumatic rupture of ligament of metacarpophalangeal joint of finger (disorder) | 
Is a | 
True | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Sprain of ligament of metacarpophalangeal joint of finger | 
Is a | 
True | 
Knuckle injury | 
Inferred relationship | 
Some | 
  | 
| Sprain of ligament of metacarpophalangeal joint of index finger | 
Is a | 
True | 
Knuckle injury | 
Inferred relationship | 
Some | 
  |