• [ 1 ] Superior mesenteric artery syndrome was first described in 1861 by Von Rokitansky, who proposed that its cause was obstruction of the third part of the duodenum as a result of arteriomesenteric compression. (medscape.com)
  • [ 2 ] Approximately 0.013-0.78% of barium upper GI studies evaluating for superior mesenteric artery syndrome support the diagnosis. (medscape.com)
  • indeed, some investigators have suggested that superior mesenteric artery syndrome is overdiagnosed because it is confused with other causes of megaduodenum. (medscape.com)
  • In addition, the aortomesenteric distance in superior mesenteric artery syndrome is decreased to 2-8 mm (normal is 10-20 mm). (medscape.com)
  • Alternatively, other causes implicated in superior mesenteric artery syndrome include high insertion of the duodenum at the ligament of Treitz, a low origin of the superior mesenteric artery, and compression of the duodenum due to peritoneal adhesions. (medscape.com)
  • In a review of the literature, approximately 0.013-0.78% of the findings from upper GI tract barium studies support a diagnosis of superior mesenteric artery syndrome. (medscape.com)
  • Gerasimidis T, George F. Superior Mesenteric Artery Syndrome. (medscape.com)
  • Clinical and nutritional outcomes in children with idiopathic superior mesenteric artery syndrome. (medscape.com)
  • Baltazar U, Dunn J, Floresguerra C. Superior mesenteric artery syndrome: an uncommon cause of intestinal obstruction. (medscape.com)
  • Merrett ND, Wilson RB, Cosman P, Biankin AV. Superior mesenteric artery syndrome: diagnosis and treatment strategies. (medscape.com)
  • She was diagnosed with superior mesenteric artery syndrome and treated with laparoscopic duodeno-jejunostomy with resolution of symptoms. (sages.org)
  • Superior mesenteric artery syndrome (SMA) was the cause of gastric dilatation in two of them. (rug.nl)
  • Laparoscopic Duodenojejunostomy for Superior Mesenteric Artery Syndrome. (rush.edu)
  • Fredericks C, Alex G, Kumar V, Luu M. Laparoscopic Duodenojejunostomy for Superior Mesenteric Artery Syndrome. (rush.edu)
  • Endoscopic ultrasound is a useful diagnostic test for superior mesenteric artery syndrome in children. (qxmd.com)
  • We also discussed confusion between aortoduodenal syndrome and "superior mesenteric artery syndrome" associated with AAA. (nih.gov)
  • Superior mesenteric artery (SMA) syndrome is an uncommon but well recognized clinical entity characterized by compression of the third, or transverse, portion of the duodenum between the aorta and the superior mesenteric artery. (medscape.com)
  • Any factor that sharply narrows the aortomesenteric angle to approximately 6-25° can cause entrapment and compression of the third part of the duodenum as it passes between the superior mesenteric artery and aorta, resulting in SMA syndrome. (medscape.com)
  • Kyslan K, Barla J, Kyslan K, Stanislayova M. [Superior mesenteric artery (SMAS/AMS) syndrome and its management]. (medscape.com)
  • However, these symptoms are uncommonly produced by superior mesenteric artery (SMA) syndrome. (amhsr.org)
  • SMA syndrome is triggered when there is narrowing of the mesenteric angle and shortening of the aortomesenteric distance. (amhsr.org)
  • Superior mesenteric artery (SMA) syndrome is an interesting phenomenon that occurs when the SMA compresses the third part of the duodenum. (journalmc.org)
  • Superior mesenteric artery (SMA) syndrome has been reported as an uncommon condition of external vascular compression of the SMA particularly after rapid weight loss, body casts, or after corrective surgery for spinal deformities, usually within the first few weeks after surgery. (sicot-j.org)
  • However, replaced common hepatic artery (CHA) arising from the superior mesenteric artery (SMA) was reportedly seen in 1.13% of 19,013 cases [ 4 ]. (hindawi.com)
  • a) Three-dimensional computed tomography scan of the abdomen reveals the replaced common hepatic artery arising from the superior mesenteric artery. (hindawi.com)
  • Of the visceral branches, the celiac artery and the superior and inferior mesenteric arteries are unpaired, while the suprarenals, renals, internal spermatics, and ovarian are paired. (theodora.com)
  • To evaluate the influence of duodenal feeding on splanchnic blood flow, 14 patients with normal coeliac and superior mesenteric arteries underwent intra-abdominal duplex scanning of the systemic and splanchnic circulation under standardised basal and meal-stimulated conditions. (utwente.nl)
  • To conclude, although type I classification which describes the textbook pattern of hepatic artery distribution was significantly detected among the Sudanese population, other variants were to be considered since they are related to major arteries like aorta and superior mesenteric. (bvsalud.org)
  • accessory pancreatic or splenic arteries.Objective: To present three cases of accessory right hepatic artery originating from the superior mesenteric artery in black African cadavers as found during routine cadaveric dissections.Materials and Method: The abdomens of 8 adult male black African cadavers were dissected according to the description and guidance by Romanes (1996). (bvsalud.org)
  • portal veins and gastroduodenal arteries were exposed.Results: Three cadaveric cases of the accessory right hepatic arteries arising from the superior mesenteric arteries were observed. (bvsalud.org)
  • Absorption of bacterial endotoxin has been shown to occur after release of the occluded superior mesenteric artery in the rat. (bmj.com)
  • Acute mesenteric fischemia may develop on top on chronic mesenteric ischemia due to an underlying atherosclerotic lesion, but may also occur de novo due to an embolic event. (mhmedical.com)
  • Long-Term Value in Open and Endovascular Repair of Chronic Mesenteric Ischemia. (rochester.edu)
  • Survival, Reintervention, and Value of Open and Endovascular Repair for Chronic Mesenteric Ischemia. (rochester.edu)
  • Acute mesenteric ischemia is a surgical emergency where time is of the essence to avoid full-thickness bowel necrosis and even death. (mhmedical.com)
  • The superior mesenteric artery usually forms an angle of approximately 45° (range, 38-56°) with the abdominal aorta, and the third part of the duodenum crosses caudal to the origin of the superior mesenteric artery, coursing between the superior mesenteric artery and aorta. (medscape.com)
  • Doppler samples and diameter measurements were taken of the aorta, coeliac artery, common hepatic artery, splenic artery, superior mesenteric artery, and inferior mesenteric artery. (utwente.nl)
  • it is of varying size and is wedged between the superior mesenteric vessels (vein on the right, artery on the left) in front and the aorta behind it. (medscape.com)
  • Duodenal obstruction by compression from the superior mesenteric artery (SMA) can be managed using minimally invasive techniques. (journalmc.org)
  • Diagnosis is often made on computed tomographic angiography (CTA) where lack of contrast is noted in one or more of the mesenteric vessels. (mhmedical.com)
  • It is first directed forward and to the right, to the upper margin of the superior part of the duodenum, forming the lower boundary of the epiploic foramen ( foramen of Winslow ). (theodora.com)
  • In 1946, Waugh and Clagett described a formal en-bloc resection of the gallbladder with the common bile duct (CBD), gastric antrum, duodenum, and head of pancreas performed as a one-stage procedure, which we recognize today as the classic pancreaticoduodenectomy. (medscape.com)
  • Effect of intraluminal oxygen on endotoxin absorption in experimental occlusion of the superior mesenteric artery. (bmj.com)
  • Doppler ultrasonography of the superior mesenteric artery could discriminate between normal subjects and celiac patients with overt disease. (unicatt.it)
  • When abdominal neoplasms originating from the pancreas or nearby organs locally involving the superior mesenteric artery (SMA), complete resection is still the only hope for cure . (bvsalud.org)
  • The pancreas is prismoid in shape and appears triangular in cut section, with superior, inferior, and anterior borders as well as anterosuperior, anteroinferior, and posterior surfaces. (medscape.com)
  • Selective masked injection in the superior mesenteric artery (red arrow) demonstrates a large arterial feeder with tumor staining (white arrows). (medscape.com)
  • Most cases were women, had Roux-en-Y surgery years prior to diagnosis and few IBD-related complications. (medscape.com)
  • The coeliac trunk and superior mesenteric vein are obliterated (100% stenosed), massive collateral flow from the enlarged inferior mesenteric vein. (mudr.org)
  • Gastrointestinal reconstruction by intestinal auto-transplantation after radical resection of neoplasms involving superior mesenteric artery: a preliminary consideration]. (bvsalud.org)
  • The original procedure involved en bloc removal of a tumor together with the intestine , ex vivo resection and reconstruction of gastrointestinal tract by an intestinal autograft . (bvsalud.org)
  • Three years after gastric bypass surgery, she developed SMA thrombosis and mesenteric ischaemia, requiring extensive small bowel and partial colonic resection. (medscape.com)
  • This is a presentation of a 33 year old female who underwent laparoscopic Roux-en-Y gastric bypass in 2006 who developed recurrent pancreatitis and abdominal. (sages.org)
  • Gastric gastrointestinal stromal tumor (GIST) en face. (medscape.com)
  • Man who underwent Roux-en-Y gastric bypass at age 26, subsequently diagnosed with Crohn's disease, involving jejunum, ileum and colon, at age 42 when he presented with large volume diarrhoea and rectal bleeding. (medscape.com)
  • Woman who underwent Roux-en-Y gastric bypass at age 38 and was subsequently diagnosed with ulcerative proctosigmoiditis at age 44. (medscape.com)
  • Woman with IBD-U (pancolitis), who underwent Roux-en-Y gastric bypass at age 53 and was subsequently diagnosed with IBD at age 55. (medscape.com)
  • Woman who underwent Roux-en-Y gastric bypass at age 40, although was subsequently reversed 1 year later. (medscape.com)
  • Although innumerable details of pancreaticoduodenectomy yield to continued innovation, a comprehensive discussion of intraoperative variants (ie, duct to mucosa vs invagination of the pancreaticojejunal anastomosis, diverse approaches to vein reconstructions, nuances of each enteric anastomosis, and modifications of Roux-en-Y reconstructions, to name a few) is beyond the scope of this article. (medscape.com)
  • Mesenteric venous branches and lymphatics are carefully ligated and divided. (mhmedical.com)
  • The magnitude of the decrease in blood pressure (BP) induced by carbohydrate, fat, and protein appears to be comparable and results from the interaction of macronutrients with the small intestine, including an observed stimulation of mesenteric blood flow. (nih.gov)
  • CT scan of abdomen showing decreased aorto-mesenteric distance. (journalmc.org)
  • The patient is positioned supine on the operating table and the entire abdomen and anteromedial thighs should be prepared and draped, in case saphenous vein be needed for mesenteric bypass. (mhmedical.com)
  • We observed the spontaneous formation of aneurysms in the superior mesenteric artery (SMA) of both male and female mice in which LRP1 was genetically deleted in vSMCs (smLRP1-/- mice). (jci.org)
  • Xiu WL, Liu J, Zhang JL, Su N, Wang FJ, Hao XW, Wang FF, Dong Q. Computer-assisted rescue of the inferior mesenteric artery in a child with a giant ganglioneuroblastoma: A case report. (wjgnet.com)
  • The aim of this study was to evaluate the effects of intraduodenal sucralose on BP and superior mesenteric artery (SMA) blood flow, compared with intraduodenal glucose and saline (control), in healthy older subjects. (nih.gov)
  • Superior mesenteric can refer to: Superior mesenteric artery Superior mesenteric vein Superior mesenteric lymph nodes Superior mesenteric ganglion This disambiguation page lists articles associated with the title Superior mesenteric. (wikipedia.org)