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DuBose Joseph J Department of Cardiothoracic and Vascular Surgery, University of Texas Medical School- Houston; Memorial Hermann Heart and Vascular Institute. Electronic address: - - 2014
Salvage of failing autogenous arteriovenous fistula (AVF) access sites is a primary concern in dialysis access preservation and a key emphasis of the Kidney Disease Outcomes Quality Initiative (KDOQI). Aneurysmal degeneration of autogenenous fistulae represents a significant complication, associated with potential skin breakdown, rupture, infection and access loss. The utilization ...
Canaud Ludovic L Department of Thoracic and Vascular Surgery, Arnaud de Villeneuve Hospital, Montpellier, France; INSERM U 1046, Montpellier, France. Electronic address: - - 2014
The aim of this experimental study was to assess the feasibility of complete endovascular arch reconstruction by in situ retrograde fenestration and to investigate the impact of stent-graft material on stent-graft fenestrations. The experiments were performed using 8 cadaveric human thoracic aortas (aortic arch) using 2 different stent-graft types: woven polyester (Valiant Captivia; ...
Lindley Marc D MD From the *Department of Physics, and †Utah Center for Advanced Imaging Research, Department of Radiology, University of Utah, Salt Lake City, UT; and ‡Center for Biomedical Imaging, New York University School of Medicine, New York, - - 2014
Fresh blood imaging (FBI) is a useful noncontrast magnetic resonance angiographic (MRA) method for the assessment of peripheral arterial disease, particularly for imaging patients with poor renal function. Compared with 1.5 T, 3 T enables higher signal-to-noise ratio and/or spatiotemporal resolution in FBI. Indeed, previous studies have reported successful FBI ...
Ramgren Birgitta B Department for Medical Imaging and Physiology, Department of Radiology, Skåne University Hospital and Lund University, Sweden - - 2014
Computed tomography angiography (CTA) is today the primary method for the detection of intracranial aneurysms. The technique has evolved considerably during the last decade, and it is important to establish criteria for high image quality, especially with regard to improving the diagnosis of small aneurysms. To evaluate diagnostic accuracy and ...
Kaloostian Paul - - 2012
BackgroundThe authors report the first retrospective analysis of all reported cases of death from aneurysmal subarachnoid hemorrhage in the state of New Mexico from 1 January 2001 to 31 December 2007.MethodsData were obtained from the New Mexico Vital Records and Health Statistics Department in Santa Fe, New Mexico.ResultsThe incidence of ...
Thinh Pham Duc - - 2012
Severe aortic regurgitation (AR) is a well-established contraindication to intra-aortic balloon counterpulsation therapy. We report two cases of medically-refractory cardiogenic shock in patients with severe aortic regurgitation who were successfully bridged to surgical left ventricular assist device implantation by percutaneous left atrial to femoral artery (pLA-FA) mechanical bypass. Further investigation ...
Brown John W - - 2012
BACKGROUND: For children with congenital aortic stenosis (AS) who are selected for biventricular repair, valvuloplasty can be achieved by surgical aortic valvuloplasty (SAV) or by transcatheter balloon aortic dilation (BAD). A retrospective study was undertaken to compare the effectiveness of BAD versus SAV, evaluating the long-term survival, incidence of aortic ...
Eifinger Frank - - 2012
It is generally accepted that vessel cannulation is technically more difficult and results in more complications in neonates. A sound anatomical knowledge of the inguinal area is therefore important in the selection of appropriately sized central line catheters as well as the approach to central vessel access. Eleven stillborns were ...
Sinkeet S R - - 2012
Variant origin of lateral circumflex femoral artery (FA) is important during harvesting of anterolateral thigh flaps, aortopopliteal by-pass, coronary artery grafting, and vascularised iliac transplant. The frequencies of variant origins display ethnic variations, but reports from black Africans are scarce. This study, therefore, aimed to describe the variant origins of ...
Osada Takuya - - 2012
Non-invasive measurement of splanchnic hemodynamics has been utilized in the clinical setting for diagnosis of gastro-intestinal disease, and for determining reserve blood flow (BF) distribution. However, previous studies that measured BF in a "single vessel with small size volume", such as the superior mesenteric and coeliac arteries, were concerned solely ...
Sansone Fabrizio - - 2012
We report the exceptional longevity of a Björk-Shiley Delrin-disc prosthetic aortic valve that had been implanted in a man who underwent surgical correction of an ascending aortic aneurysm 37 years later. Upon explantation of the valve, the Delrin disc had only shallow abrasion on the ventricular surface, and none on ...
Margolis Justin - - 2012
The right-sided thoracic aortic arch is a rare congenital malformation occurring during embryologic development. A majority of the cases present with two anatomic variations, one of which is an aberrant left subclavian artery (LSA) originating off the distal descending aortic arch. This aberrant LSA courses across and compresses thoracic structures ...
Schwagten Bruno - - 2011
Pulmonary vein isolation (PVI) has established itself as a standard therapy for paroxysmal atrial fibrillation (AF). Still, the most widely performed procedure of point-by-point distal-tip ablation using a 3-dimensional mapping system and a circular catheter to validate PVI remains a complex, elaborative, and time-consuming procedure. This explains the many efforts ...
Vuleković Petar - - 2011
BACKGROUND: Numerous studies with conflicting results have tried to prove the influence of seasonal variations or different meteorological factors on the occurrence of aneurysmal subarachnoidal hemorrhage (SAH). The aim of this study was to establish a mathematical model of a series of aneurysmal rupture dates in different patients and verify ...
Arnaud Laurent - - 2011
The determinants of vessel targeting are largely unknown in vasculitides. This study was undertaken to identify patterns of vascular involvement in Takayasu arteritis (TA), using objective classification of vascular beds. We postulated that cluster analysis could unveil preferential associations between vascular beds commonly affected by TA. Peripheral vascular Doppler, computed ...
Latorre Rafael - - 2011
To prospectively evaluate the technical feasibility and efficacy of wedged arterial injection (WAI) as a potential route for experimental selective therapy to the pancreas of healthy pigs. Selective angiographies were completed in ten pigs under general anaesthesia. By superselective angiography, the catheter was inserted and wedged into the major pancreatic ...
Mahato M P - - 2011
Fanconi's anaemia (FA) is a paradigm of congenital anomalies including almost all systems. But FA with cerebrovascular anomalies is rare. The authors report a case of FA with hypoplasia of the posterior cerebral circulation including the basilar artery, bilateral vertebral arteries, posterior cerebral and posterior communicating arteries. The diagnosis of ...
Requarth Jay A - - 2010
Delayed splenic hemorrhage after proximal splenic artery embolotherapy (SAE) in patients with blunt splenic injury is a well-known outcome. The hemorrhage is thought to be due to rupture of a splenic parenchymal pseudoaneurysm. This study attempts to explain at least part of the mechanism involved in the delayed hemorrhage event. ...
Malnar Daniela - - 2010
Although anatomical properties and vessel variations of the celiac trunk are well explored in the literature, there is not so much information on the arterial diameters, and this data is important for surgical procedures and angiographic examinations. The aim of this study was to investigate properties of the celiac trunk ...
Berselli Mattia - - 2010
Celiac axis stenosis is a relatively common finding that may require major revascularization during pancreaticoduodenectomy. We present a patient that underwent pancreaticoduodenectomy for intraductal papillary mucinous neoplasm of the pancreatic head associated with celiac axis obstruction. To secure arterial blood flow to the upper abdominal organs, the superior posterior pancreaticoduodenal ...
Schoppe Kurt A - - 2010
A patient presented 2 weeks after distal pancreatectomy and splenectomy with increased bloody output from his surgical drain. Catheter angiography found an enlarging splenic artery stump pseudoaneurysm. During the procedure, there was concern that nontarget embolization may occur, given the short splenic artery remnant. Pseudoaneurysm thrombosis was subsequently achieved using ...
Aslam Mohammad Shakil - - 2010
Splenic artery aneurysm (SAA) is a rare condition, mostly treated with surgery. Usually an incidental finding, prevalence varies from 0.04 to 0.10%. If left untreated, SAA carries a high risk of rupture and high mortality. We describe a 53-year-old male patient with SAA, where a balloon-expandable, polytetrafluoroethylene-covered stent was used ...
Collins Joseph M - - 2010
This is the first in a series of 3 medical graphics articles featuring the arterial anatomy of the pancreas as depicted on computed tomography images. This arterial anatomy is important in clinical practice because it represents a road map of the routes of tumor spread by ductal adenocarcinoma of the ...
Chun Ho Jong - - 2010
Extensive venous malformation (VM) is often associated with chronic consumptive coagulopathy, which may result in bleeding complications. We report herein the case of a 25-year-old man with extensive VM involving the left lower extremity who presented with hypovolemic shock and abdominal distension without abdominal trauma. Abdomen computed tomography revealed splenic ...
Abu-Gazala Samir - - 2010
We report a case of iatrogenic resection of both the superior mesenteric artery (SMA) and celiac artery during left nephrectomy and adrenalectomy. A 47-year-old woman was diagnosed with a large adrenal tumor and underwent a laparoscopic left adrenalectomy that was converted to open adrenalectomy and nephrectomy as a result of ...
De Cloedt L - - 2010
Aneurysm of the splenic artery which arises from the superior mesenteric artery is a very rare condition with less than twenty cases described in the literature. Most of the time, it is asymptomatic and the diagnosis is fortuitous, but the patient can feel epigastric or left upper quadrant discomfort. One ...
Megalopoulos A - - 2010
We present the case of a 61-year-old woman who underwent repair of a symptomatic 4-cm splenic artery aneurysm. This patient had received heart transplantation for hypertrophic congestive cardiomyopathy 5 years before this event. She was under immunosuppression therapy with cyclosporine, prednisone and azathioprine. The aneurysm was ligated both proximally and ...
Mansart Arnaud - - 2010
The spleen has an important role in blood volume regulation and increased resistance of post-capillary hilar veins (in mesentery adjoining the spleen) can regulate this. This study investigated whether venular constriction to lipopolysaccharide (LPS) involved endothelin-1 (ET-1). Pressure myography was used to study isolated extra-splenic (hilar) vessels from male Wistar ...
Okahara Mika - - 2010
The pancreas has complex arterial supplies. Therefore, special attention should be paid in pancreatic arterial intervention for patients with acute pancreatitis and pancreatic carcinomas. Knowledge of pancreatic arterial anatomy and arterial territory is important not only to perform pancreatic arterial intervention, but to read the pancreatic angiography and cross-sectional image. ...
Al-Habbal Yahya - - 2010
Splenic artery aneurysm is the third most common intra-abdominal aneurysm with a prevalence as high as 10% in some studies. Widespread use of abdominal imaging has resulted in the increasing detection of asymptomatic incidental aneurysms. In this manuscript we review the changing incidence, risk factors and evolving therapeutic options in ...
Kok H K - - 2012
Arterial thrombosis is a very rare, but recognised complication of inflammatory bowel disease that can result in significant morbidity and mortality. We present the case of a 48-year-old female with previously well-controlled ulcerative colitis who presented with severe left upper quadrant abdominal pain. Imaging investigations subsequently revealed a large intra-aortic ...
Kanda Mitsuro - - 2010
OBJECTIVES: A retrospective study was performed to determine the prognostic implications of invasion to the splenic vessels in pancreatic body and tail cancer. SUMMARY BACKGROUND DATA: Involvement of the splenic artery (SA) and vein (SV) is frequently observed in carcinoma of the body and tail of the pancreas, but its ...
He Miao-Xia - - 2010
Splenic artery aneurysms are an uncommon form of vascular disease, which have a significant potential for rupture, most commonly associated with pregnancy, typically presents as sudden, unexpected death. As a consequence, the initial recognition and diagnosis of splenic artery aneurysm rupture take place only at autopsy. This report presents 2 ...
Grover Brandon T - - 2010
Large splenic artery aneurysms are rare but comprise 60% of all visceral artery aneurysms. Most are found incidentally and rupture in the nonpregnant patient has an approximate 25 to 36% mortality rate. Historically these have been managed with an open surgical approach for resection. We present the case of a ...
Mogl Martina T - - 2010
Impaired hepatic arterial perfusion after orthotopic liver transplantation (OLT) may lead to ischemic biliary tract lesions and graft-loss. Hampered hepatic arterial blood flow is observed in patients with hypersplenism, often described as arterial steal syndrome (ASS). However, arterial and portal perfusions are directly linked via the hepatic arterial buffer response ...
Seelig Matthias H - - 2010
Arterial involvement by a periampullary adenocarcinoma is often a contraindication for resection, since an R0 resection cannot be achieved. This is usually observed in cases with involvement of the superior mesenteric artery. Involvement of the common hepatic artery, however, requires a bypass procedure if the gastroduodenal artery was divided during ...
Saugel Bernd - - 2010
Gastric variceal bleeding due to splenic vein thrombosis is a life-threatening situation and is often difficult to manage by endoscopy. In the worst cases, an emergency splenectomy may be required to stop variceal bleeding. We report the case of a 60-year-old Caucasian woman with bleeding gastric varices secondary to splenic ...
Choi Sung Hoon - - 2010
Mucinous cystic tumors occur almost exclusively in middle-aged women and in the body or tail of the pancreas. Mucinous cystadenocarcinoma, a malignant sub-type of mucinous cystic tumors, in the head of the pancreas and in a middle-aged man is extraordinary, and the prognosis and proper management of mucinous cystadenocarcinoma has ...
Paramythiotis Daniel - - 2010
Splenic vein thrombosis results in localized portal hypertension called sinistral portal hypertension, which may also lead to massive upper gastrointestinal bleeding. Symptomatic sinistral portal hypertension is usually best treated by splenectomy, but interventional radiological techniques are safe and effective alternatives in the management of a massive hemorrhage, particularly in cases ...
Naitoh Itaru - - 2010
Hemosuccus pancreaticus, a rare cause of intermittent upper gastrointestinal bleeding, is usually caused by the rupture of an aneurysm associated with chronic pancreatitis. Segmental arterial mediolysis is a rare non-arteriosclerotic, non-inflammatory vascular disease characterized by vacuolization and lysis of the arterial smooth muscle cells. Segmental arterial mediolysis often causes intra-abdominal ...
Loukas M - - 2010
Anatomical variations of the origins and branching patterns of the hepatobiliary system may be encountered during both surgical and laparoscopic procedures. We report the rare finding of a splenomesenteric trunk with an absent coeliac trunk in a 74-year-old female cadaver. Due to the absence of the coeliac trunk, the common ...
Juszkat Robert - - 2010
Tonsillectomy is one of the most common procedures performed in ENT departments. The most common complication is a haemorrhage, which incidence is estimated at 3-3.9% of all procedures. We present the case of a 32-year-old female with severe bleeding 11 and 23 days after tonsillectomy. An angiography revealed a pseudoaneurysm ...
Kimura Wataru - - 2010
Preservation of the spleen in distal pancreatectomy has recently attracted considerable attention. Since our first trial and success with spleen-preserving distal pancreatectomy with conservation of the splenic artery and vein for tumors of the pancreas and chronic pancreatitis, this procedure (Kimura's procedure) has been performed very frequently. The techniques for ...
Phillips Grace S - - 2010
We present a 16-year-old boy with autoimmune liver disease and longstanding portal hypertension in whom a CT arteriogram demonstrated a large aneurysm arising from the distal, extra-parenchymal portion of the splenic artery. Because of its location adjacent to multiple venous collaterals, the aneurysm was indistinguishable from splenic varices on initial ...
Osaka Shunji - - 2009
A 58-year-old man was found by abdominal echography to have a pancreatic cyst while undergoing a health examination. Later, a multidetector CT and enhanced CT revealed a splenic artery aneurysm. After consultation he was admitted to our hospital for surgery. Multislice CT and magnetic resonance angiography demonstrated a saccular aneurysm, ...
Warshaw Andrew L - - 2010
Distal pancreatectomy (resection of the pancreatic body and tail) can be performed with or without preservation of the spleen. Splenic preservation has the advantages of fewer postoperative complications such as abscesses in the resection bed, shorter length of hospitalization, and avoidance of the long-term risk of post-splenectomy sepsis related to ...
Scheele J - - 2010
Hemoperitoneum due to spontaneous rupture of a visceral vessel may result from a variety of underlying pathologies. However, its idiopathic form does not show evidence of any predisposition. An abdominal CT scan for acute abdominal pain yielded the unexpected diagnosis of a ruptured splenic artery in a 21-year-old patient. Hemostasis ...
Pietrabissa Andrea - - 2010
Techniques of mixed reality can successfully be used in preoperative planning of laparoscopic and robotic procedures and to guide surgical dissection and enhance its accuracy. A computer-generated three-dimensional (3D) model of the vascular anatomy of the spleen was obtained from the computed tomography (CT) dataset of a patient with a ...
Carrafiello Giampaolo - - 2010
Celiac trunk aneurysms are rare and usually asymptomatic lesions. However, treatment is generally warranted to avoid catastrophic rupture. We report a case of a 70-year-old man who sought care for a celiac trunk aneurysm close to the hepatosplenic bifurcation managed endovascularly by using a combined treatment of celiac-splenic stent-graft implantation ...
Jeong Yeon Jun - - 2009
The developing mesocolon transversum was investigated using hematoxylin and eosin-stained semiserial sections derived from 17 human fetuses between 12 and 30 weeks of gestation. The mesocolon was attached to the mesoduodenum and greater omentum until 12 weeks. However, the fetal duodenal attachment appeared not to correspond to the right colic ...
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