DIP Joint Anatomy

 DIP joint anatomy  DIP Joint Lateral View
  1. Terminal extensor tendon
  2. Capsule
  3. Proper collateral ligament: insertion=lateral tubercles of P3
  4. Accessory collateral ligament: insertion=lateral margins of the volar plate
  5. Volar plate
  6. FDP tendon
  7. Distal phalanx
  8. Middle phalanx