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Bone changes associated with soft-tissue tumors of the hand
Yasuyuki Kitagawa1, Kensuke Tamai, Ryu Tsunoda
1Department of Orthopaedic Surgery, Nippon Medical School Tama Nagayama Hospital, Tama, Tokyo, Japan. kitayasu@nms.ac.jp
Journal of Nippon Medical School = Nippon Ika Daigaku Zasshi
|September 15, 2012
Summary
Soft-tissue tumors of the hand can cause bone changes, most commonly erosion. Giant cell tumor of the tendon sheath is frequently associated with these bone changes.
Area of Science:
- Orthopedic Surgery
- Hand Surgery
- Radiology
Background:
- Soft-tissue tumors of the hand are relatively common.
- Bone changes associated with these tumors can affect diagnosis and treatment.
- Understanding these bone changes is crucial for effective management.
Purpose of the Study:
- To elucidate the clinical and radiographic characteristics of bone alterations secondary to soft-tissue tumors in the hand.
- To identify patterns of bone involvement and associated tumor types.
Main Methods:
- Retrospective review of clinical records and radiographs.
- Analysis of 115 patients treated for hand soft-tissue tumors.
- Identification and characterization of bone changes in radiographs.
Main Results:
- Bone changes were observed in 21 out of 115 patients (18.3%).
- Giant cell tumor of the tendon sheath was the most frequent tumor type linked to bone changes.
- The distal phalanx (shaft to head) on the palmar side was the most commonly affected area.
- Predominant bone change was characterized by clear-margined erosions, often extending deeply with minimal widening.
- Five patients exhibited "steep deep" erosions, which did not necessitate reconstruction and showed no tumor recurrence post-curettage.
Conclusions:
- Soft-tissue tumors of the hand, particularly giant cell tumor of the tendon sheath, frequently induce characteristic bone changes.
- Erosive bone changes, especially "steep deep" erosions, can be managed conservatively without recurrence.
- Radiographic assessment is vital for identifying and characterizing bone involvement in hand soft-tissue tumors.
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