Hand

IP Joint Dislocation at Thumb

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IP Joint Dislocation at Thumb, Thumb Interphalangeal Joint Dislocation, Joint Dislocation at Thumb Interphalangeal Joint

  • Exam
  1. Observe for open dislocation
  • Management
  • Reduction (dorsal dislocation)
  1. Digital Nerve Block
  2. Flex the IP joint while applying traction
  3. Apply direct pressure to distal phalanx base
  • Management
  • Post-reduction
  1. Joint assessment
    1. Assess joint range of motion
    2. Assess collateral ligaments with MCP flexed
    3. XRay finger after reduction
  2. Immobilization
    1. Splint for 3 weeks in 20-30 degrees of flexion
  • References
  1. Borchers (2012) Am Fam Physician 85(8): 805-10 [PubMed]
  2. Leggit (2006) Am Fam Physician 73(5): 827-34 [PubMed]
  3. Oetgen (2008) Curr Rev Musculoskelet Med 1(2):97-102 [PubMed]