MIDLINEカテーテルおよび外周的に挿入された中央カテーテルに関連した静脈性血栓栓塞栓のリスク,体系的なレビューとメタ解析
Davide Santagata1, Francesco Subri1, Chiara Vegliach2
1Medicine and Surgery, University of Insubria, Varese, Italy.
Thrombosis and haemostasis
|February 12, 2026
まとめ
中線カテーテル (MCs) と周辺に挿入された中央カテーテル (PICCs) は,静脈血栓塞栓症 (VTE) の同様のリスクを示しています. カテーテル選択は,両者とも同等の血栓性安全性プロファイルを持っているため,VTEリスクにのみ依存すべきではありません.
科学分野:
- 血管へのアクセス装置
- トロンボティックリスク評価
- 医療機器の安全性 医療機器の安全性について
背景:
- 周回的に挿入された中央カテーテル (PICCs) とミッドラインカテーテル (MCs) は,血管へのアクセスで一般的です.
- PICCに関連した静脈血栓塞栓症 (VTE) リスクは知られているが,MCの血栓性安全性プロファイルは不明である.
- 矛盾する証拠と多様な定義は,VTEのリスク評価を複雑にします.
研究 の 目的:
- PICCとMCの間でVTEの発生率を体系的にレビューし,メタ分析する.
- MCsとPICCsの血栓性安全性プロフィールを比較する.
- 挿入技術,配置設定,および出版期間に基づいてVTE率の異質性を調査する.
主な方法:
- VTE発生率を比較した研究の体系的なレビューとメタ解析.
- プライマリアウトカム:カテーテルタイプによるVTE発生率 (PICC vs. MC).
- 異質性に対処するために,サブグループと感受性分析が行われました.
主要な成果:
- 19件の研究では29,680本のキャセター (14,200本のMC,15,480本のPICC) が使用されました.
- MCs (3.5%) とPICCs (3.8%) (OR=0.92) の間でVTE率の全体的な有意な差異はありませんでした.
- カテーテル関連結血栓症 (CRT) の割合も有意な差異はなかった (OR=1.14).
結論:
- ミッドラインカテーテル (MCs) は,周辺に挿入された中央カテーテル (PICCs) に匹敵する血栓性プロファイルを示します.
- VTEリスクだけでは,MCとPICCの選択を導くには不十分です.
- 最適な血管アクセスデバイスの選択のために,標準化された定義を持つさらなる将来性研究が必要である.
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