Jammed finger

Background

Axial loading force leads to prolonged swelling of PIP

Clinical Features

Differential Diagnosis

Hand and finger injuries

Distal finger
Other finger/thumb
- Boutonniere deformity
- Mallet finger
  - Swan neck deformity
- Jammed finger
- Jersey finger
- Trigger finger
- Ring avulsion injury
- De Quervain tenosynovitis
- Infiltrative tenosynovitis
- Metacarpophalangeal ulnar ligament rupture (Gamekeeper's thumb)
Hand
- Dupuytren contracture
Wrist
- Drummer's wrist
- Ganglion cyst
- Lunotriquetral ligament instability
- Scaphoid fracture
- Extensor digitorum tenosynovitis
- Compressive neuropathy ("bracelet syndrome")
- Intersection syndrome
- Snapping Extensor Carpi Ulnaris
- Vaughn Jackson syndrome
General
- Hand and finger dislocations
- Hand and finger fractures
- Gout and Pseudogout
- Hand and finger tendon injuries
- High-pressure injection injury
- Osteoarthritis
- Rheumatoid arthritis

Evaluation

X-ray negative
Volar plate sprain
- No weakness
- Treatment: buddy tape
Central slip injury
- mild extensor weakness
- may become Boutonniere

Management

Dorsal Finger Splint in extension

See Also

Radiograph-Negative Hand and Finger Injuries

References

Atlas of Emergency Medicine

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