虫垂腫瘍の合併虫垂炎患者における真の発生率:管理アルゴリズム改訂への提言
Laleh Foroutani1, Jaeyun Jane Wang1, Shreyas Kiran2
1Department of Surgery, University of California, San Francisco, San Francisco, CA, USA.
Annals of surgical oncology
|January 12, 2026
まとめ
合併虫垂炎の16.1%で虫垂腫瘍が発生する。粘液腫のような画像診断所見と年齢のような患者因子が腫瘍リスクを予測し、外科的決定を導く。
科学分野:
- 消化器病学
- 腫瘍外科学
- 放射線医学
背景:
- 合併虫垂炎は虫垂腫瘍と関連しているが、発生率にはばらつきがある。
- 腫瘍リスクの正確な特定は、患者管理にとって極めて重要である。
研究 の 目的:
- 合併虫垂炎患者における虫垂腫瘍の発生率を決定すること。
- この患者群における虫垂腫瘍の術前予測因子を特定すること。
主な方法:
- 画像診断で合併虫垂炎と診断された成人患者(2010-2024年)の後ろ向き分析。
- 診断精度のための専門的な画像診断レビュー。
- 腫瘍予測因子を特定するための多変量ロジスティック回帰分析。
主要な成果:
- 合併虫垂炎の16.1%で虫垂腫瘍が発見された。
- 粘液腫瘍が最も一般的(54%)であり、神経内分泌腫瘍(19%)、腺癌(13%)が続いた。
- 予測因子には、高齢、虫垂径の増大、リンパ節腫脹、腹膜増強、脂肪硬化の不在が含まれた。
結論:
- 虫垂腫瘍は合併虫垂炎において一般的であり、16.1%の症例で発生する。
- 画像診断および臨床的予測因子は、特に非手術療法の増加に伴い、外科的およびフォローアップの決定を導くのに役立つ可能性がある。
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