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Bilateral Kienbock's disease
N Yazaki1, R Nakamura, E Nakao
1Department of Hand Surgery, Graduate School of Medicine, Nagoya University, Nagoya, Japan. n-yazaki@med.nagoya-u.ac.jp
Journal of Hand Surgery (Edinburgh, Scotland)
|March 11, 2005
Summary
This study found no identifiable risk factors differentiating bilateral Kienbock's disease from unilateral cases. Radiographic parameters and patient history showed no significant variations between unilateral and bilateral Kienbock's disease patients.
Area of Science:
- Orthopedics
- Hand Surgery
- Radiology
Background:
- Kienbock's disease, or avascular necrosis of the lunate, affects wrist function.
- Bilateral involvement is less common, and its specific risk factors remain unclear.
Purpose of the Study:
- To investigate potential risk factors distinguishing bilateral Kienbock's disease from unilateral cases.
- To compare radiographic parameters and patient histories between unilateral and bilateral Kienbock's disease.
Main Methods:
- Retrospective review of 251 Kienbock's disease patients.
- Analysis of 11 patients with bilateral Kienbock's disease.
- Comparison of radiographic parameters (ulnar variance, carpal bone angle) and medical history (corticosteroid use, systemic diseases).
Main Results:
- No significant differences in radiographic parameters were found between unilateral and bilateral Kienbock's disease.
- No patients with bilateral disease reported corticosteroid treatment or predisposing systemic conditions.
- The study did not identify specific risk factors for bilateral Kienbock's disease.
Conclusions:
- This study did not identify any specific risk factors for bilateral Kienbock's disease compared to unilateral cases.
- Further research may be needed to elucidate the etiology of bilateral Kienbock's disease.
