sigmoid vein Cardiovascular sigmoid veinOpen the 3D modelThe 3D model needs JavaScript.3D models: BodyParts3D, © The Database Center for Life Science licensed under CC Attribution 4.0 International In 3 atlases Adult male (BodyParts3D) Adult female organs (HuBMAP HRA) Adult male organs (HuBMAP HRA) Neighbouring structures left colic veinsuperior rectal vein Identifiers FMA 15395 UBERON 0039228 Wikidata Q66511971