lateral umbilical fold


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lat·er·al um·bil·i·cal fold

[TA]
the ridge on the peritoneal surface of the anterior abdominal wall formed by the inferior epigastric vessels.
Synonym(s): plica epigastrica [TA], plica umbilicalis lateralis [TA], epigastric fold

lateral umbilical fold

a fold in the peritoneum produced by a slight protrusion of the inferior epigastric artery and the interfoveolar ligament. The lateral umbilical fold is about 3 cm lateral to the middle umbilical fold. Also called plica umbilicalis lateralis.
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Intra-operative findings confirmed extensive haematoma within the lateral umbilical fold, tracking retroperitoneally to the contained rupture of the right internal iliac artery aneurysm.
Ruptured internal iliac artery aneurysm presenting as Cullen's sign

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