遠位橈骨骨折プレート固定後の放射線学的および機能的転帰に対するSoongグレードの予測能
Saphalya Pattnaik1, Mohamed Khalid1, Sangeetha Baskar1
1Department of Trauma and Orthopaedics, University Hospital Lewisham, London SE136LH, UK.
Injury
|February 4, 2026
まとめ
掌側ロッキングプレート(VLP)で治療された遠位橈骨骨折(DRF)における低いSoongグレード(0-1)は、より良好な放射線学的修復および患者転帰と相関する。高いグレード(2)は結果が悪化し、プレートの正確な位置決めを支持する。
科学分野:
- 整形外科学
- 放射線学
- 患者転帰研究
背景:
- 遠位橈骨骨折(DRF)は、掌側ロッキングプレート(VLP)で一般的に治療される。
- Soong分類は、屈筋腱刺激に関連するVLPの突出を評価する。
- 放射線学的修復および患者転帰に対するその予測値は、さらなる調査が必要である。
研究 の 目的:
- DRFに対するVLP固定後の掌側ロッキングプレート(VLP)固定後のSoongグレードと術後放射線学的アライメント(橈骨高、橈骨傾斜)との相関を評価すること。
- DRFに対するVLP固定後のSoongグレードと患者報告転帰との関連を評価すること。
主な方法:
- VLPで治療されたDRF患者44例の後ろ向きレビュー。
- 放射線写真による術前および術後の橈骨高および橈骨傾斜の測定。
- Soong分類(0-2)を用いたプレート突出の評価。
主要な成果:
- Soong Grade 0は、最高の放射線学的修復(橈骨高13.6 mm、傾斜26.4°)および最高の患者転帰スコア(74.1)を示した。
- Soong Grade 1は、わずかに低い修復および転帰スコア(65.3)を示した。
- Soong Grade 2は、最も好ましくない放射線学的所見(橈骨高11.7 mm、傾斜24.3°)および最低の転帰スコア(61.5)であり、腱の刺激のためにプレート除去が必要な1例があった。
結論:
- 低いSoongグレード(特にグレード0)は、DRFに対するVLP固定における優れた放射線学的修復および患者転帰と関連している。
- 高いSoongグレードは、放射線学的および機能的転帰の段階的な低下と相関する。
- 掌側縁の突出を最小限に抑えるためのVLPの正確な位置決めが支持されており、さらなる研究が必要である。
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