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DIP Dislocation
Aka: DIP Dislocation, Distal Interphalangeal Joint Dislocation, Finger Dislocation at DIP Joint
- Mechanism
- Usually dorsal dislocation
- Typically related to Trauma
- Often occurs when ball strikes tip of finger
- Differential Diagnosis
- Mallet Finger (Extensor tendon rupture)
- Management: Reduction
- Digital Nerve Block
- Apply traction while hyperextending dip joint
- Apply pressure to base of distal phalanx
- Return phalanx to position by flexing dip joint
- Management: Post-Reduction
- Post-reduction joint assessment
- Assess joint range of motion
- Assess collateral ligaments with DIP flexed
- Immobilization
- Dorsal splint for 2 weeks in 20-30 degrees of flexion
- Referral Indications
- Complicated dislocation
- Complications
- Often associated with open Fractures
- References
- Borchers (2012) Am Fam Physician 85(8): 805-10 [PubMed]
- Leggit (2006) Am Fam Physician 73(5): 827-34 [PubMed]
- Oetgen (2008) Curr Rev Musculoskelet Med 1(2):97-102 [PubMed]