greater omentum


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Related to greater omentum: lesser omentum, Lesser sac

greater omentum

[′grād·ər ō′men·təm]
(anatomy)
A fold of peritoneum that is attached to the greater curvature of the stomach and hangs down over the intestine and fuses with the mesocolon.
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Histologic examination showed (pyo-)granulomatous inflammation of lymph nodes, tonsils, liver, spleen, and greater omentum.
1) The gastrocolic ligament is a portion of the greater omentum passing from the greater curvature of the stomach and the first part of the duodenum to the transverse colon.
Large groups of lymph nodes are found within the mesentery of the intestine, posterior to the greater omentum (4).
Laparoscopy (April 2001) revealed diffuse neoplastic infiltration of the peritoneum and greater omentum, with a carcinomatous aspect.

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