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Sudeck’s critical point, at the rectosigmoid junction, is a vascular watershed region in which there may be absent or poor marginal artery anastomosis between the superior hemorrhoidal artery and the distal most sigmoid artery originating from the inferior mesenteric artery. This area is at risk for ischemia.

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Sudeck’s Critical Point

  • 章节

  • 发表日期：

    2025年

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  • James S. Wu,
  • Erika B. Woodrum

摘要

Sudeck’s critical point, at the rectosigmoid junction, is a vascular watershed region in which there may be absent or poor marginal artery anastomosis between the superior hemorrhoidal artery and the distal most sigmoid artery originating from the inferior mesenteric artery. This area is at risk for ischemia.