Search Results
Results 351 - 400 of 1987
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Kuroda Katsuhiro - - 2011
This 44-year-old woman presented with a ruptured anterior communicating artery aneurysm. Intraoperative indocyanine green (ICG) videoangiography demonstrated the aneurysm neck and dome, which were buried in subarachnoid clots. Dissection and aspiration of the clots around the neck were safely performed without touching the ruptured points. The aneurysm was successfully clipped. ...
Knutson T - - 2010
Swimming-Induced Pulmonary Oedema (SIPE) has been described in military combat swimmers in both the US and Israeli Navies. The pathophysiology is explained by the immersion in cold water, and its effects on central vascular volume. SIPE has been hypothesized to be caused by pulmonary capillary stress failure (PCSF) due to ...
Mortazavi Martin M - - 2010
Chronic emesis may result from a variety of causes. To the authors' knowledge, compression of the area postrema by regional vessels resulting in chronic emesis has not been reported. The authors report on a child who presented with chronic medically intractable emesis and significant weight loss requiring jejunostomy feeding. Surgical ...
Fujiwara Yushi - - 2010
Aneurysm of the middle colic artery is very uncommon. In this report, we describe a case of a ruptured aneurysm of the middle colic artery caused by segmental arterial mediolysis and its successful management by surgical resection. A 60-year-old Japanese man was admitted to our institution for the treatment of ...
Akinola Bolarinwa - - 2010
We present a case of pulmonary cement embolism during cement augmentation of pedicle screw fixation for severe degenerative scoliosis. During intra-operative C-arm fluoroscopy, a radio-opaque substance was incidentally noted to pulsate in synchrony with the patient's heartbeat. A diagnosis of pulmonary cement embolism was made. The patient was treated with ...
Gautam Shalima R - - 2010
Coronary artery aneurysms after intervention are rare, and most are pseudoaneurysms rather than true aneurysms. Stent infection has been associated with mycotic aneurysm formation, as is the use of drug-eluting stents (DES). The antiproliferative and immunomodulatory properties of DES may reduce the local host defense mechanism and thus increase the ...
Ning Jinfeng - - 2010
A series of pressurization and tensile loading experiments on mouse carotid arteries is performed with deformation measurements acquired during each experiment using three-dimensional digital image correlation. Using a combination of finite element analysis and a microstructure-based constitutive model to describe the response of biological tissue, the measured surface strains during ...
Shriki Jabi E - - 2010
A number of congenital and acquired conditions may affect the coronary arteries, ranging from very common entities, such as atherosclerotic disease, to very rare coronary anomalies. Some of the conditions that affect the coronary arteries are unique in the body. As a result, readers of cardiac computed tomography are faced ...
Bilen Emine - - 2010
Coronary artery ectasia (CAE) is characterized by an abnormal dilatation of the coronary arteries. The most common cause of CAE is atherosclerosis but other possible etiologies include congenital abnormalities and inflammatory and connective tissue disease. Earlier studies have documented the association of CAE with the presence of aneurysms in other ...
Hart J P - - 2010
Over the past several years, there has been continued significant interest in refinement of patient selection, devices, procedures and protocols in an effort to optimize the outcome of percutaneous intervention for carotid bifurcation stenosis, including: ongoing National Institutes of Health and manufacturer trials and registries; the further refinement of existing ...
Durmaz Tahir - - 2010
Background: An association between aortic stiffness and atherosclerosis has been previously demonstrated by pulse wave velocity. Whether echocardiographically assessed aortic stiffness also correlates with the extent of atherosclerosis has not yet been established. Aim: To evaluate the association between echocardiographically measured aortic stiffness and atherosclerosis. Methods: A total of 162 ...
Agarwala Rajeev - - 2010
Most coronary artery anomalies are discovered only incidentally during coronary angiography. Recognition and identification of these anomalies especially during coronary intervention procedures are of importance because of their occasional association with symptoms due to atherosclerotic coronary disease. Anomalous origin of the right coronary artery (RCA) from the left anterior descending ...
Dejaegher Katrien - - 2010
This case report is about a 70-year-old woman who was diagnosed with a symptomatic coronary fistula from the circumflex artery to the vena cava superior. Because of the steal effect on a dobutamine stress test, the fistula was closed percutaneously.
Said Sameh M - - 2010
Median arcuate ligament syndrome (MALS) is a rare disorder resulting from luminal narrowing of the celiac artery by the insertion of the diaphragmatic muscle fibers. Surgical management entails division of the median arcuate ligament with or without celiac artery reconstruction. We are presenting an interesting case of a 16-year-old girl ...
Skacel Pavel - - 2011
Multilayer structure of the artery can have significant effects on the resulting mechanical behaviour of the artery wall. Separation of the artery into individual layers is sometimes performed to identify the layer-specific parameters of constitutive model proposed by Holzapfel, Gasser and Ogden (HGO model). Inspired by this single-layer model, a ...
El-Segaier Milad - - 2010
To report the late coronary complications and their treatment after arterial switch operation (ASO). Asymptomatic patients after ASO may have coronary ostial stenosis or obstruction. Since 1980, 279 patients were operated with ASO. At the time of preparing this article, selective follow-up coronary angiograms were done on 81 patients. Coronary ...
Chin Ui-Jung - - 2010
The aim of this study was to examine the relationship between tooth loss and sub-clinical atherosclerosis in Korean adults. The subjects were part of a cohort study conducted in Ansan city by the Korea University medical school as part of the Korean Genome project. 749 subjects over than 40 years ...
Morishita Yuichiro - - 2011
The lower cervical segments are commonly the level responsible for cervical spondylotic myelopathy; however, we rarely encounter stenosis at the upper cervical segment in a clinical setting. We assumed that there might be some differences between the pathogenetic mechanisms underlying the development of cervical canal stenosis at different segments. We ...
Hori Daijiro - - 2010
A 77-year-old man with an infrarenal abdominal aortic aneurysm was referred with a complex medical history including pancreatitis, chronic renal failure, atrial fibrillation, and a cerebral infarction. He also had a history of atherosclerosis obliterans, treated with a vascular bypass using an 8-mm prosthetic graft 9 years previously. His complicated ...
Minagawa Tadanori - - 2010
Tracheal stenosis of the brachiocephalic artery (BCA) is rare, and no definitive treatment protocol has yet been established. Brachiocephalic artery compression of the trachea is also relatively rare. This report presents a case of tracheal stenosis treated by division of the BCA. A 29-year-old woman was admitted because of stridor. ...
Cho Young Dae - - 2011
We demonstrate the first case of double origin of the posterior inferior cerebellar artery (PICA) with juxta-proximal fenestration of the caudal component, which was misunderstood as triple origin, combined with an unruptured middle cerebral artery aneurysm. The caudal component of the PICA originated from the atlanto-occipital portion and it was ...
Ryu Chang-Woo - - 2011
Geometric indices of cerebral aneurysms have been widely studied to determine rupture risk. However, most of these parameters were evaluated based on two-dimensional (2D) images and could have a measurement bias. We propose a new three-dimensional geometric index, an aneurysm volume-to-neck area ratio (VNR). To determine whether the VNR of ...
Persson Björn P - - 2011
Background/Aims: Sepsis-induced lung injury is characterized by pulmonary hypertension, edema and deteriorated gas exchange. As in vivo studies have indicated that bacterial endotoxin predominantly induces a pulmonary venous constriction, we aimed to investigate effects of endotoxin on isolated porcine pulmonary vessels. Methods: Pulmonary arteries and veins were examined using in ...
Cecil Denise L DL Department of Medicine, Rheumatology Section, VA Health Care System/UCSD, San Diego, CA 92161, - - 2011
Ectopic osteochondral differentiation, driven by ENPP1-catalyzed generation of the chondrogenesis and calcification inhibitor inorganic pyrophosphate (PP(i)), promotes generalized arterial calcification of infancy. The multiligand receptor for advanced glycation end-products (RAGE), which promotes atherosclerosis and diabetic cardiovascular and renal complications, also mediates chondrocyte differentiation in response to RAGE ligand calgranulins such ...
Xenos Michalis - - 2010
Abdominal aortic aneurysm (AAA) represents a degenerative disease process of the abdominal aorta that results in dilation and permanent remodeling of the arterial wall. A fluid structure interaction (FSI) parametric study was conducted to evaluate the progression of aneurysmal disease and its possible implications on risk of rupture. Two parametric ...
Rožanković Petra Bago - - 2011
Citotoxin-associated gene-A (CagA)-positive Helicobacter pylori strains have been associated with occurrence and destabilization of coronary atherosclerotic plaques. However, data on the relationship between CagA-positive H. pylori infection and carotid artery instability are lacking. Thus, the role of CagA antigen in patients with symptomatic and asymptomatic carotid atherosclerotic plaques was investigated. ...
Long Michael A - - 2011
Abstract  An adult patient with advanced rheumatic heart disease undergoing chordal sparing mitral valve replacement as well as aortic valve replacement is presented. The patient developed an unusual complication of an infarction of the retained head of the anterolateral papillary muscle with subsequent spontaneous rupture 72-hours postoperatively. The ruptured head ...
Yoon Tae-Gyoon - - 2011
Abstract  Background: Femoral vein cannulation is an alternative method for central cannulation. However, no clinical guidelines have been established for optimal insertion length of femoral venous cannula. The purpose of the present study was to evaluate the correlation between the insertion length of femoral venous cannula (L), and the sum ...
Lu Xiao - - 2011
Endothelial dysfunction precedes the development of morphological atherosclerotic changes and can also contribute to lesion development in cardiovascular diseases. Currently, there is a lack of a single method to determine endothelial function of the entire range of vessel dimensions from aorta to arterioles. Here we assessed endothelial function of a ...
Weng Meiqian M Pulmonary and Critical Care Unit, Massachusetts General Hospital, Boston, MA 02114, - - 2011
Remodeling of the pulmonary arteries is a common feature among the heterogeneous disorders that cause pulmonary hypertension. In these disorders, the remodeled pulmonary arteries often demonstrate inflammation and an accumulation of pulmonary artery smooth muscle cells (PASMCs) within the vessels. Adipose tissue secretes multiple bioactive mediators (adipokines) that can influence ...
Hays Allison G - - 2010
The goal was to test 2 hypotheses: first, that coronary endothelial function can be measured noninvasively and abnormal function detected using clinical 3.0-T magnetic resonance imaging (MRI); and second, that the extent of local coronary artery disease (CAD), in a given patient, is related to the degree of local abnormal ...
Kiray Amaç - - 2010
OBJECTIVES: The aim of this study was to reveal the variations of origin of iliolumbar artery, and its relations with the surrounding surgically important anatomical structures. METHODS: The origin, diameter, and tract of iliolumbar artery were determined bilaterally in 21 formalin-fixed adult male cadavers (21 right and 21 left arteries) ...
Lee Yeong Shyan - - 2010
Anomalies of the course of the right coronary artery are relatively rare but are diagnosed with increasing frequency by noninvasive coronary computed tomography angiography. Although most findings of right coronary artery anomalies are inconsequential, there are certain variants that can result in catastrophic complications during surgical or interventional procedures if ...
Abu-Zidan F M - - 2010
Acute gastric dilatation due to superior mesenteric artery syndrome in healthy individuals is extremely rare. A 17-year-old girl who complained of epigastric pain for two days following excessive eating was admitted to our hospital. She was nauseated but was unable to vomit. Succussion splash was positive. Bedside ultrasonography revealed a ...
Lindsay Joseph - - 2010
The takotsubo syndrome (TS) is defined by a constellation of clinical observations in a subgroup of patients with acute coronary syndromes. Separating patients with TS from the general population with acute ischemic events are 2 important findings: obstructive coronary artery disease is missing, but the sine qua non is a ...
Ogeng'o J A - - 2010
Regional differences in the aortic wall are important in explaining the physicomechanical properties and disease distribution in this artery. The goat is a suitable model for studying cardiovascular disease, but the regional features of its aorta are scarcely reported. The purpose of the study was therefore to describe the regional ...
Karšaj I - - 2010
We present a three-dimensional mathematical framework for modeling the evolving geometry, structure, and mechanical properties of a representative straight cylindrical artery subjected to changes in mean blood pressure and flow. We show that numerical predictions recover prior findings from a validated two-dimensional framework, but extend those findings by allowing effects ...
Kawashima Tomokazu - - 2010
The main aim of this review is (1) to introduce the two previous studies we published human lower limb anatomy based on the conventional macroscopic anatomical [corrected] criteria with hazardous recognition of this description, (2) to activate the discussion whether the limb homology exists, and (3) to contribute to future ...
Marques Raul Amorim - - 2010
Case report of a 38-year-old female patient with systemic lupus erythematosus (SLE) who presented an acute arterial thromboembolic event in the right lower limb. Investigation showed the presence of antiphospholipid antibodies and sterile vegetation in the mitral valve, Libman-Sacks endocarditis (LSE). Possible causes of thromboembolic events in SLE are discussed, ...
Tayfur Volkan - - 2010
ABSTRACT: Supraclavicular artery-based flaps provide aesthetic and functional coverage for the head and neck region. Fourteen formalin-fixed cadavers were dissected bilaterally, and 28 supraclavicular arteries were evaluated. The origin of the supraclavicular artery was transverse cervical artery in 62.9% and suprascapular artery in 37.1% of the cases. The origin of ...
Bonatti Johannes - - 2010
The aim of this review is to report on current indications and patient selection for hybrid coronary revascularization and to outline current techniques for a hybrid approach. Hybrid coronary intervention is a revascularization strategy that combines surgical and catheter-based procedures for treatment of multivessel coronary artery disease. Most published studies ...
Fujii Toshiharu - - 2010
Upper-limb arterial anomalies are sometimes encountered during transradial coronary procedures. These anomalies may contribute to procedural failure or to vascular complications, and are a major reason why many operators tend to avoid transradial procedures. We investigated the frequency of right upperlimb arterial anomalies using antegrade arteriography in patients undergoing transbrachial ...
Sim Ki-Bum - - 2010
We report a unique case of bilateral mirror image M1 aneurysms, one of which was an unruptured aneurysm arising from the proximal end of right middle cerebral artery fenestration with long loop and the other ruptured aneurysm from the contralateral side. We clipped ruptured aneurysm first and unruptured one in ...
Dahi Sia S The Department of Surgery, San Francisco Department of Veterans Affairs Medical Center/University of California San Francisco and Northern California Institute for Research and Education, San Francisco, CA 94121, - - 2011
Coronary artery ectasia (CAE) is generally diagnosed in patients undergoing arteriography for presumptive atherosclerotic coronary artery disease. CAE is commonly considered as a variant of atherosclerotic disease; however, recent studies suggest that CAE is the result of a systemic vascular disorder. There is increasing evidence that aneurysmal vascular disease is ...
Demarco Vincent G - - 2010
Recent data implicate oxidative stress as a mediator of pulmonary hypertension (PH) and of the associated pathological changes to the pulmonary vasculature and right ventricle (RV). Increases in reactive oxygen species (ROS), altered redox state, and elevated oxidant stress have been demonstrated in the lungs and RV of several animal ...
Alexandrescu Vlad - - 2011
The study proposes to evaluate the limb salvage in diabetic ischemic limbs with foot wounds, where all types of common arterial reconstructions have previously failed or were impracticable, by using the "SAVES" technique (selective arterio-venous endoluminal switch) for deep calf veins arterialization upon an angiosomes model of distribution. Since January ...
Seon Hyun Ju - - 2010
Coronary artery fistulas (CAFs) are rare congenital or acquired abnormalities that have anomalous terminations of the coronary arteries. Although many patients with CAFs are asymptomatic, they can display various clinical features associated with ischemic heart disease or heart failure. Making an early diagnosis is important for the proper management and ...
Jeong Hae Chang - - 2010
Multi-detector computed tomography (MDCT) has been used for detecting or excluding coronary atherosclerotic stenosis in symptomatic patients. However, the role of MDCT for routine medical examination in asymptomatic, high-risk patients has not been established. We therefore conducted the present study to test the hypothesis that MDCT could be a valuable ...
Yasuoka Yoshinori - - 2010
Coronary artery perforation is a rare however potentially life-threatening complication of percutaneous coronary intervention that could cause cardiac tamponade. It requires emergent surgery unless an appropriate procedure is performed immediately. In distal coronary artery perforations with guidewires, several procedures were reported to be effective in refractory cases after prolonged balloon ...
Zaman M M - - 2010
Numerous non-invasive techniques are developed to assess the severity of coronary artery disease (CAD). Coronary angiography (CAG) is an established method for the diagnosis and to quantify the severity of coronary artery stenosis. Single photon emission computed tomography-myocardial perfusion imaging (SPECT-MPI) using Technetium-99m (Tc-99m) tetrofosmin is also a useful established ...
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