Descrição. The superior part of the duodenum, as stated above, is somewhat movable, but the rest is practically fixed, and is bound down to neighboring viscera. The ligament of Treitz, also known as the suspensory ligament of the duodenum, is a double fold of peritoneum suspending the duodenojejunal flexure from the. The suspensory muscle of duodenum or ligament of Treitz (named after Václav Treitz) appelées le muscle suspenseur du duodénum (ligament de Treitz).
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When it contracts, by virtue of connections to the third and fourth parts of the duodenum, the suspensory muscle of the duodenum widens the angle of the duodenojejunal flexure, allowing movement of the intestinal contents. Congenital superior mesenteric artery syndrome can be caused by a short ligament of Treitz. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License.
Oxford textbook of medicine: Hence, it is virtually impossible to image 1,2. Suspensory muscle Major duodenal papilla Minor duodenal papilla Duodenojejunal flexure Brunner’s glands. Log in Sign up.
Suspensory muscle of duodenum
The suspensory muscle of the duodenum attaches to the duodenojejunal flexureshown. Articles Cases Courses Quiz.
Anatomy of the gastrointestinal tractexcluding the mouth. It plays an important role in the embryological rotation of the small intestine as the superior retention band. Suspensory muscle of the duodenum ligameno muscle of Treitz seen in a ventral view.
Views Read Edit View history. In adults, the ligament often involutes or is entirely absent.
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The suspensory muscle of the duodenum marks their formal division. When it contracts, the suspensory muscle of the duodenum wides the angle of the duodenojejunal flexure, allowing movement of the intestinal contents. Its location can be inferred from its anatomical relations see duodenojejunal flexure. It is commonly termed the ligament of Treitz by clinicians and as the suspensory muscle of the duodenum by anatomists.
Músculo suspensor do duodeno (Ligamento (Músculo) de Treitz)
During a Whipple’s procedurecommonly used to treat pancreatic cancer by removing the pancreasduodenum, and part of the jejunumthe ligament of Treitz is separated from the duodenum and preserved.
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Moreover, separate multiple attachments are not that uncommon. Retrieved 1 July After an unsuccessful laparoscopic attempt, a laparotomy was performed. In addition to this, the ascending part of the duodenum and the duodenojejunal flexure are fixed by a structure to which the name of suspensory muscle of duodenum Suspensory ligament of duodenum; Musculus suspensorius duodeni has been given. Clinically Oriented Anatomy 6th ed.
Anatomical terms of muscle [ edit on Wikidata ]. The suspensory muscle of the duodenum connects posteriorly to the duodenojejunal flexure, behind the pancreas, shown.
Ascending colon Hepatic flexure Transverse colon Splenic flexure Descending yreitz Sigmoid colon Continuous taenia coli haustra epiploic appendix.