Swan neck deformity

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Background

  • Delayed complication of chronic untreated mallet finger
  • Lateral bands displace proximally and dorsally = increased extension of PIP.
  • FDP unopposed

Clinical Features

  • PIP extension with DIP flexion

Differential Diagnosis

Diagnosis

  • Clinical diagnosis, XR to r/o avulsion fracture

Management

Disposition

See Also

External Links

References

  • Rosen's
  • Tintinalli
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