{{Infobox artery | Name = Sigmoid arteries | Latin = arteriae sigmoideae | Image = Gray538.png | Caption = Sigmoid colon and rectum, showing distribution of branches of inferior mesenteric artery and their anastomoses | Image2 = Gray537.png | Caption2 = The inferior mesenteric artery and its branches (sigmoid arteries labeled at bottom right) | BranchFrom = | BranchTo = | Vein = | Supplies = }} The '''sigmoid arteries''' are 2–5 branches of the inferior mesenteric artery that are distributed to the distal descending colon and the sigmoid colon.<ref name=":2245">{{Cite book |last=Standring |first=Susan |title=Gray's Anatomy: The Anatomical Basis of Clinical Practice |year=2020 |isbn=978-0-7020-7707-4 |edition=42nd |location=New York |pages=1197 |oclc=1201341621}}</ref>
== Anatomy ==
=== Course and relations === The sigmoid arteries course obliquely inferior-ward and to the left, passing posterior to the peritoneum and in anterior to the psoas major, ureter,<ref name=":0">{{Cite book |last=Gray |first=Henry |url=https://archive.org/details/anatomyofhumanbo1918gray/page/610/mode/2up?view=theater |title=Gray's Anatomy |year=1918 |edition=20th |pages=610}}</ref> and Gonadal artery.<ref name=":2245" />
=== Anastomoses === The sigmoid arteries anastomose with the left colic superiorly, and with the superior rectal artery inferiorly.<ref name=":0" />
==References== {{Reflist}}
==External links== * {{SUNYAnatomyLabs|39|05|01|06}} - "Intestines and Pancreas: Branches of the Inferior Mesenteric Artery" * {{SUNYAnatomyImage|7|9|26}}
{{Arteries of thorax and abdomen}} {{Portal bar|Anatomy}} {{Authority control}}
Category:Arteries of the abdomen
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