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Extensor digitorum communis rupture after revision total elbow arthroplasty: case report
Robert Mark Choa1, Alastair Graham
1Department of Trauma and Orthopaedics, Wycombe General Hospital, High Wycombe, Buckinghamshire, United Kingdom. rob_choa@hotmail.com
The Journal of Hand Surgery
|June 9, 2009
Summary
This case report details a rare extensor digitorum communis tendon rupture near a revision elbow replacement. This injury mimicked rheumatoid tendon rupture at the wrist, highlighting a unique clinical presentation.
Area of Science:
- Orthopedic Surgery
- Musculoskeletal Research
- Revision Arthroplasty
Background:
- Revision elbow replacement surgery presents unique challenges.
- Extensor tendon integrity is crucial for elbow and wrist function.
- Understanding iatrogenic tendon injuries is vital for patient outcomes.
Observation:
- A complete musculotendinous junction rupture of the extensor digitorum communis tendon was observed.
- The rupture occurred at the site of an extraosseous ulnar component from a prior revision elbow surgery.
- The clinical presentation mimicked rheumatoid extensor tendon rupture at the wrist.
Findings:
- The case highlights a rare complication of revision elbow arthroplasty.
- The ulnar component of the revision implant was implicated in the tendon rupture.
- Diagnostic challenges arise due to the similarity with rheumatoid arthritis complications.
Implications:
- This case underscores the importance of careful surgical technique during revision elbow procedures.
- Awareness of this potential complication can aid in earlier diagnosis and management.
- Further investigation into implant design and tendon interaction may be warranted.
