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S状結腸憩室炎の大腸癌類似症例:症例報告
William Nkenguye1,2, Patrick Amsi3,4, Jay Lodhia4,5
1Department of Epidemiology and Biostatistics, KCMC University, Sokoine Rd, Longuo B, Moshi, PO Box 2240, Tanzania.
Radiology case reports
|February 26, 2026
まとめ
S状結腸憩室炎は、腸閉塞を引き起こす大腸癌を模倣することがある。正確な診断と治療方針の決定には、特に資源の限られた地域では組織病理学が不可欠である。
科学分野:
- 消化器病学
- 腫瘍外科学
- 診断画像診断
背景:
- S状結腸憩室炎は一般的であるが、悪性腫瘍を模倣する閉塞は稀である。
- 診断上の課題は、資源の限られた状況では増幅される。
- 大腸癌のスクリーニングと診断は、公衆衛生上の重要な問題である。
研究 の 目的:
- 腸閉塞を呈するS状結腸憩室炎の診断上の課題を強調すること。
- 良性と悪性の鑑別における組織病理学の重要性を強調すること。
- 曖昧な症例における腫瘍学的外科的原則の必要性を強調すること。
主な方法:
- 大腸閉塞の症状を呈する56歳男性の症例報告。
- S状結腸癌を示唆するコンピューター断層撮影(CT)検査所見。
- 腫瘍学的切除を伴う緊急開腹手術、およびその後の組織病理学的分析。
主要な成果:
- 組織病理学により悪性腫瘍を除外した良性S状結腸憩室炎が確認された。
- 画像所見では、憩室炎と大腸癌の間に有意な重複が見られた。
- 腫瘍学的原則を用いた外科的切除により、安全な転帰が確保された。
結論:
- 画像診断のみに基づいてS状結腸憩室炎と大腸癌を鑑別することは困難である。
- 組織病理学的確認は、確定診断と管理に不可欠である。
- 悪性が術前に疑われるが確認されない場合、腫瘍学的外科的原則の遵守が不可欠である。
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