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Wrist Swelling in Kienböck's Disease
Hirofusa Ichinose1, Ryogo Nakamura2, Etsuhiro Nakao2
1Department of Orthopaedic Surgery, School of Medicine, Fujita Health University, Toyoake, Aichi, Japan.
Journal of Wrist Surgery
|October 24, 2018
Summary
Dorsal wrist swelling is a common sign in Kienböck
Area of Science:
- Orthopedics
- Radiology
- Pathology
Background:
- Wrist swelling is a frequent clinical manifestation of Kienböck's disease.
- Previous studies have not detailed the specific site and pathology of wrist swelling in Kienböck's disease.
Purpose of the Study:
- To identify the location and underlying pathology of wrist swelling in Kienböck's disease.
Main Methods:
- Radiographic measurement of dorsal and palmar soft tissue wrist thickness in 26 Kienböck's disease patients and 30 controls.
- Axial magnetic resonance imaging (MRI) to pinpoint swelling.
- Histological examination of the dorsal capsular ligament in three patients.
Main Results:
- Dorsal wrist swelling was confirmed in 92% of Kienböck's disease patients via radiography.
- MRI revealed dorsal capsular ligament thickening, extensor layer involvement, and synovial proliferation.
- Histology showed nonspecific chronic inflammation.
Conclusions:
- Dorsal wrist swelling is a common manifestation and integral to the pathology of Kienböck's disease.
- Further research is needed to understand the link between wrist swelling and Kienböck's disease etiology.