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複雑尿路逆流症における小児患者への尿管下注入術:後向き観察研究
Çiğdem Arslan Alıcı1, Baran Tokar2
1Department of Pediatric Urology, University of Health Sciences Eskisehir City Hospital, Eskisehir, Turkey.
Advances in medical sciences
|January 19, 2026
まとめ
尿管下注入術(SUI)と尿管再implantationは、小児のVUR治療において同等の成功率を示した。SUIは、特に低悪性度VURを有する高齢の小児にとって、実行可能な選択肢である。
科学分野:
- 小児泌尿器科学; 外科的介入; 膀胱尿管逆流症管理
背景:
- 膀胱尿管逆流症(VUR)は、効果的な治療を必要とする小児によく見られる疾患である。; VURの外科的選択肢には、尿管下注入術(SUI)および尿管再implantation(UR)が含まれる。; 複雑な小児VUR症例における治療効果の評価は極めて重要である。
研究 の 目的:
- 小児VUR治療におけるSUIとURの効果を比較する。; 特に複雑VUR症例において、SUIが再手術の必要性を減らすかどうかを判断する。; VURのグレードおよび患者の人口統計学的特性別に、SUIおよびURの成功率を評価する。
主な方法:
- 単純(n=65)および複雑(n=67)症例に分類されたVURを有する132人の小児の後向き解析。; VURおよび複雑病変の診断は、排尿時膀胱尿道造影(VCUG)および膀胱鏡検査によって確認された。; VURのグレーディングは、国際逆流研究委員会の分類に従った。治療には、SUIおよび膀胱内尿管膀胱吻合術(UNC)が含まれた。
主要な成果:
- 複雑病変には、重複尿管、膀胱憩室、小梁形成、後部尿道弁が含まれた。; SUIの成功率は65.6%であり、URの70.6%(p=0.68)と比較して同等であった。; 0〜2歳で高悪性度VUR(グレード5:45%)および腎瘢痕(48%)を有する小児では、成功率が低かった。
結論:
- SUIおよびURは、単純および複雑VURの両方の治療において同等の有効性を示した。; SUIは、特に2歳以上の低悪性度逆流を有する患者において、小児VURの実行可能な第一選択の手術オプションである。; これらの所見を検証し、治療戦略を最適化するためには、さらなる研究が必要である。
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