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Published on: December 29, 2021
A case report of distal radioulnar joint dislocation fixed by using mini-plate-button
Lili Sang1, Hongliang Liu2, Jian Liu2
1Department of Orthopedics, The affiliated Zhongshan Hospital of Guangzhou University of Chinese Medicine, Zhongshan City, Guangdong Province 528400, PR China.
International Journal of Surgery Case Reports
|April 4, 2017
Summary
Distal radioulnar joint (DRUJ) dislocation caused by giant cell tumor of tendon sheath (GCTTS) can be effectively treated. A mini-plate-button stabilization technique facilitated reduction and avoided further tissue damage.
Area of Science:
- Orthopedic Surgery
- Musculoskeletal Oncology
Background:
- Distal radioulnar joint (DRUJ) dislocation is a rare condition.
- Pathological factors can cause DRUJ dislocation, with non-uniform treatment approaches.
- Giant cell tumor of tendon sheath (GCTTS) is an uncommon cause of wrist pathology.
Purpose of the Study:
- To present a case of DRUJ dislocation secondary to GCTTS.
- To describe a novel surgical technique for DRUJ stabilization in this context.
- To evaluate the efficacy of the mini-plate-button method for GCTTS-induced DRUJ dislocation.
Main Methods:
- Surgical excision of GCTTS from the wrist.
- Stabilization of the DRUJ using a mini-plate-button construct.
- Postoperative radiographic assessment for joint stability.
Main Results:
- Successful tumor removal and DRUJ stabilization were achieved.
- Postoperative imaging confirmed good joint position without dislocation.
- The mini-plate-button technique facilitated reduction and stabilization.
Conclusions:
- The mini-plate-button technique is an effective method for managing DRUJ dislocation caused by GCTTS.
- This approach avoids extensive ligament reconstruction and minimizes damage to surrounding tissues.
- Absorbable sutures aided in the reduction and stabilization process.

