Preoperative magnetic resonance imaging of anal fistulas with scrotal extension: a retrospective study.
Frontiers in surgery(2023)
摘要
Anal fistulas with scrotal extension are exceptions to Goodsalls rule. Albeit long-tract fistulas, most are low transsphincteric and have anterior internal openings.
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关键词
anal fistula, scrotal extension, magnetic resonance imaging, goodsall's rule, midline rule
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