分離器疾患による大腸閉塞における自己拡張性金属ステント - 系統的レビュー
Sebastian Radic Eskemose1,2, Ola Selnes3, Camilla Thorndal4,3
1Research Unit of Surgery, Odense University Hospital, Svendborg, Denmark. sebastian.radic.eskemose@rsyd.dk.
Surgical endoscopy
|August 26, 2025
まとめ
自己拡張性金属ステント (SEMS) は,高成功率を達成し,状障害に対する希望を示しています. しかし,悪性病に比べて穴開きのリスクが高く,さらなる研究が必要である.
科学分野:
- 胃腸内科
- 腸直腸手術
- 介入内視鏡検査
背景:
- 門疾患による大腸内閉塞は 独特の管理上の課題をもたらします
- この文脈での自己拡張性金属ステント (SEMS) の有効性と安全性は十分に確立されていません.
- 現在の文献では,非悪性大腸閉塞に対するSEMSに関する包括的なデータがない.
研究 の 目的:
- 管疾患による大腸内閉塞に対するSEMSの使用の技術的および臨床的結果を評価する.
- SEMSの配置に関連する死亡率を含む合併症率を評価する.
- SEMSのアウトカムと悪性障害を比較する.
主な方法:
- 主要なデータベース (Embase, MEDLINE, Scopus, Web of Science, Cochrane) とClinicalTrials.govで体系的な文献検索が行われました.
- 含まれた研究は,非ランダム化研究の方法論指標 (MINORS) を用いて品質を評価した.
- 異質性と限られたデータにより,定性的な合成が行われました.
主要な成果:
- 110人の患者を含む27件の研究が分析され,20件は観察研究,7件は症例研究であった.
- 観察研究では,技術的および臨床的成功率は高い (それぞれ92. 7% と 83. 5%).
- 最も頻繁な合併症は穿孔 (13. 2%) で,処置に関連する死亡率は2. 7%でした. 移動 (8. 5%) と再阻害 (5. 9%) も認められた. SEMSはほとんどのケースで手術への橋渡しとして機能し,56.8%がストミーを回避しました.
結論:
- 自己拡張性金属ステント (SEMS) は,悪性障害と同等の技術的および臨床的成功を示しているが,穿孔のリスクはより高い.
- SEMSは手術への効果的な短期的な橋渡しとして機能し,ストーマの必要性を減らす可能性があります.
- 既存の文献における現在の限界とバイアスのリスクを考えると,SEMSの決定的な役割を明確にし,SEMSの使用を最適化するために,さらなる高品質な研究は不可欠です.
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