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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After an unsuccessful laparoscopic attempt, a laparotomy was performed. Considerable anatomic variation exists, in terms of length and point of attachment.
Hence, it is virtually impossible to image 1,2. FAQ Frequently asked questions Display options. CT of internal hernias. Embryologically, the suspensory muscle of the duodenum is derived from mesoderm. It possesses, according to Treitz, plain muscular fibers mixed with the fibrous tissue of which it is principally made up. This definition incorporates text from a public domain edition of Gray’s Anatomy 20th U. The ligament contains a slender band of skeletal muscle from the diaphragm and a fibromuscular band of smooth muscle from the horizontal and ascending parts of the duodenum.
Ileocecal valve Peyer’s patches Microfold cell. The duodenum and the jejunum are the first and second ve of the small intestinerespectively.
Moreover, separate multiple attachments are not that uncommon. It plays an important role in the embryological rotation of the small intestine as the superior retention band. According to some authors, who use the original description by Treitz, the muscle may be divided into two sections: The second, muscular, part descends from said connective tissue to the duodenum, between the pancreas and the left renal vein.
Depiction of the origin of the suspensory muscle, from the fibres of the right diaphragmatic crus.
Suspensory muscle of duodenum
A collection of writing tools that cover the many facets of English and French grammar, style and usage. Superior mesenteric artery syndrome SMA is an extremely rare life-threatening condition that can either be congenital and chronic, or ligamentto and acute.
Congenital superior mesenteric artery syndrome can be caused by a short ligament of Treitz. It is also known as the ligament of Treitz.
One surgical treatment is Strong’s operationwhich involves cutting the suspensory muscle, though this is not often carried ,igamento. A CT scan suggested the diagnosis of left paraduodenal hernia. Support Radiopaedia and see fewer ads. Suspensory muscle of duodenum The duodenum.
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Suspensory muscle of duodenum – Wikipedia
Articles Cases Courses Quiz. 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.
It has also been likened to “a polar ice cap Language Portal of Canada Access a collection of Canadian resources on all aspects of English and French, including quizzes. This ligament is an important anatomical landmark of the duodenojejunal flexure, separating the upper and lower gastrointestinal tracts.
Coeliac plexusSuperior mesenteric plexus. Ascending colon Hepatic flexure Transverse colon Splenic flexure Descending colon Sigmoid colon Continuous taenia coli haustra epiploic appendix. The suspensory muscle of the duodenum attaches to ligamenyo duodenojejunal flexureshown.
Third and fourth-parts of duodenumduodenojejunal flexure. When it contracts, rreitz suspensory muscle of the duodenum wides the angle of the duodenojejunal flexure, allowing movement of the intestinal contents.