孤立性盲腸壊死:症例報告と系統的文献レビュー
Stefanos K Atmatzidis1, Maria D Velikoudi1, Anestis A Basios1
12nd Department of Surgery, "G. Gennimatas" General Hospital of Thessaloniki, Aristotle University School of Medicine, Thessaloniki, GRC.
Cureus
|January 22, 2026
まとめ
孤立性盲腸壊死(ICN)は虫垂炎に似たまれな疾患です。腹痛を呈する血管リスクのある高齢患者には、早期のCTスキャンと外科的介入が重要です。
科学分野:
- 消化器病学;血管外科;放射線科
背景:
- 孤立性盲腸壊死(ICN)は、盲腸のみに影響を及ぼすまれな虚血性大腸炎の亜型である。;ICNの症状は急性虫垂炎と類似していることが多く、診断の遅れや罹患率・死亡率の増加につながる。;血管リスク因子を持つ高齢患者は特に罹患しやすい。
研究 の 目的:
- 急性・慢性腸間膜動脈閉塞症および腹部大動脈瘤を有する72歳男性のICN症例を提示する。;ICNの病態生理、診断、管理に関する文献をレビューする。;ICNにおける早期画像検査と介入の重要性を強調する。
主な方法:
- 右下腹部痛を呈する72歳男性の症例報告。;血管病変の診断のためのコンピューテッドトマグラフィー(CT)。;試験的開腹術、右半結腸切除術、およびセカンドルック手術。;ICNに関する包括的な文献レビュー。
主要な成果:
- 患者は虫垂炎を示唆する症状で来院したが、CT検査で急性・慢性腸間膜動脈閉塞症および腹部大動脈瘤が明らかになった。;右半結腸切除術が施行され、腸管吻合は成功した。;管理にもかかわらず、患者は心筋梗塞、多臓器不全を発症し、死亡した。
結論:
- ICNは、特に血管疾患を持つ高齢患者において、迅速な診断と外科的管理を必要とする。;右側腹部痛の根本的な血管原因を特定するには、早期のCT画像検査が不可欠である。;急性・慢性虚血はICNの潜在的なメカニズムであり、積極的な血管リスク因子の管理の必要性を強調している。
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