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Cho Young Dae - - 2012
INTRODUCTION: Intra-arterial (IA) thrombolytic intervention for acute thrombosis has been challenged due to the risk of bleeding during the endovascular treatment of ruptured aneurysms. We present the results of IA tirofiban infusion for thromboembolic complications during coil embolization in patients with ruptured intracranial aneurysms. METHODS: Thromboembolic events requiring thrombolytic intervention ...
Sildiroglu Onur - - 2012
We are reporting endovascular management of a renal artery aneurysm causing renal hypertension. The aneurysm by mass effect compressed the adjacent artery resulting in a hemodynamically significant stenosis. Endovascular management included embosphere embolization of the renal parenchyma distal to the stenosed segment and hydrocoil embolization of the aneurysm itself.
Nishiyama Yoshihisa - - 2012
Recently, intraoperative fluorescence video angiography using indocyanine green (ICG) has been widely used in aneurysm surgery. This is a simple and useful method to confirm complete occlusion of the aneurysm lumen and preservation of blood flow in the arteries around the aneurysm. However, the observation field of ICG video angiography ...
Nikolov Dimitar - - 2012
We describe the case of a 59-year old male patient with an acute onset of chest pain who was admitted to our unit with a suspected rupture of the left ventricle pseudoaneurysm, compressing the left atrium and the ascending aorta. Our urgent surgical intervention caused us to reject our initial ...
Park Sang Kyu - - 2012
Aneurysms of the superficial temporal artery (STA) usually are pseudoaneurysms and occur after blunt or penetrating trauma to the head or after surgery in the temporal region. However, true aneurysms of the STA are very rare. This report describes the case of a true aneurysm of the STA that appeared ...
Batal Omar - - 2012
Brain natriuretic peptide (BNP) levels are lower in obese patients with left ventricular failure than in their comparably ill, leaner counterparts. The effect of obesity on BNP in patients with pulmonary arterial hypertension (PAH) is unknown. We reviewed our prospective PAH registry data collected from November 2001 to December 2007 ...
Nettlefold Lindsay - - 2012
BackgroundPhysical activity (PA) is beneficially associated with arterial compliance in adults; however, whether this association persists in children is unclear. We examined the cross-sectional relationship of PA and sedentary time with arterial compliance in children.MethodsLarge and small artery compliance was determined by diastolic pulse contour analysis in 102 children aged ...
Cabarrus Miguel - - 2012
Coronary pseudoaneurysms rarely occur spontaneously; rather, they are more commonly seen as a complication of coronary intervention. We present a case of a giant right coronary artery pseudoaneurysm with partial thrombosis after arterial perforation during percutaneous intervention for acute myocardial infarction and formation of a "daughter aneurysm" due to a ...
Pierce Gary L - - 2012
We performed a pilot study to test the hypothesis that acute oral ingestion of tetrahydrobiopterin (BH(4)), a key cofactor modulating vascular nitric oxide (NO) synthase activity, improves large elastic artery stiffness with aging in men. Healthy older (63 ± 2 years; n = 8) and young (age 25 ± 1 ...
Borlotti Alessandra - - 2012
We recently introduced noninvasive methods to assess local pulse wave velocity (PWV) and wave intensity ((n)dI) in arteries based on measurements of flow velocity (U) and diameter (D). Although the methods were validated in an experimental setting, clinical application remains lacking. The aim of this study was therefore to investigate ...
Stacher Elvira E Institute of Pathology, Medical University of Graz, Graz, - - 2012
The impact of modern treatments of pulmonary arterial hypertension (PAH) on pulmonary vascular pathology remains unknown. To assess the spectrum of pulmonary vascular remodeling in the modern era of PAH medication. Assessment of pulmonary vascular remodeling and inflammation in 62 PAH and 28 control explanted lungs systematically sampled. Intima and ...
Harling Leanne L Department of Surgery and Cancer , Imperial College Healthcare NHS Trust, Imperial College London, London, UK. - - 2012
Isolated ostial stenosis of the left main coronary artery (LMCA) is rare, occurring in <1% of the patients undergoing coronary angiography. Surgical patch angioplasty (SPA) offers an alternative to conventional coronary artery bypass grafting (CABG) in such cases and is advantageous in restoring more physiological myocardial perfusion, maintaining ostial patency ...
Saad Wael E - - 2012
Purpose: The purpose of this study is to quantify hepatic arterial flow (HAF) in liver transplants with splenic steal syndrome (SSS) pre- and post-test balloon occlusion of the splenic artery utilizing Doppler ultrasound (DUS) and quantitative digitally subtracted angiography (Q-DSA). Methods: A total of 193 liver transplants were evaluated retrospectively. ...
Bondy Carolyn A - - 2012
Aortic coarctation (CoA) is a congenital defect involving a constriction of the aortic arch, usually occurring near the site of insertion of the ductus arteriosus. Surgical and endovascular repair techniques and success rates, measured by short term survival, elimination of the gradient across the stricture, and normalization of systemic blood ...
Gardiner Bruce S - - 2012
To understand how geometric factors affect arterial-to-venous (AV) oxygen shunting, a mathematical model of diffusive oxygen transport in the renal cortex is developed. Pre-glomerular vascular geometry was investigated using light microscopy (providing vein shape, AV separation and capillary density near arteries) and published micro-CT data (providing vessel size and AV ...
Bratincsak Andras - - 2012
BACKGROUND:: In the absence of a specific test, the diagnosis of clinically incomplete Kawasaki disease (KD) can be challenging. The 2004 American Heart Association guidelines state that the diagnosis of KD is supported by the presence of coronary artery dilation documented by echocardiography. However, the specificity of coronary artery dilation ...
Derubertis Brian G - - 2012
A 67-year-old woman presented to the emergency room with progressive claudication, chest pain, and flash-pulmonary edema. Her past medical history was significant for poorly controlled hypertension requiring multiple antihypertensive medications, renal insufficiency, and tobacco abuse. Diagnostic evaluation revealed an extensive exophytic plaque localized to the paravisceral aorta resulting in high-grade ...
Mathias Helen C - - 2012
We present a 28 year old man with repaired Tetralogy of Fallot who underwent CT imaging prior to pulmonary valve replacement. CT demonstrated a partial anomalous LPA with associated bronchial anomalies and normal variant pulmonary venous drainage. The case demonstrates the utility of multislice CT in delineating 3-dimensional vascular and ...
Vasović Ljiljana - - 2012
BACKGROUND: Intracranial arterial dolichoectasia is a condition in which arteries demonstrate an increase in length and diameter, with the vertebrobasilar system being the most commonly affected segment. Because the criteria for and degree of vertebrobasilar dolichoectasia are usually established on three-dimensional time-of-flight MR angiography, we presented the results of an ...
Wurdeman Shane R - - 2012
Previous studies have shown major deficits in gait for individuals with peripheral arterial disease before and after the onset of pain. However, these studies did not have subjects ambulate at similar velocities and potential exists that the differences in joint powers may have been due to differences in walking velocity. ...
Perry Daniel C - - 2012
BACKGROUND AND OBJECTIVES:Perthes disease is a childhood precipitant to osteoarthritis of the hip, for which the etiology and mechanism are unknown. There is mounting evidence to suggest a vascular insult is responsible for disease, and it is suggested that this may have long-term implications for the vascular health of affected ...
Abdel-Aal Ahmed Kamel - - 2012
We report an unusual and distinct case of innumerable bilateral pulmonary arteriovenous malformation (PAVM) in a 42-year-old patient presenting with significant right-to-left shunt resulting in severe dyspnea and with a history of stroke due to paradoxical embolization related to his PAVM. Because it was impossible to treat all his PAVMs, ...
Tascilar Nida Fatma - - 2012
Non-parenchymal neuro-Behçet disease generally affects cerebral venous sinuses, whereas intracranial intracerebral arterial involvement has been rarely reported. But co-involvement of both intracranial intracerebral artery and venous vascular systems in a patient at the same time has not been mentioned before. To the best of our knowledge, this case involving a ...
Dettmer S - - 2012
Bronchial wall thickness measurements in computed tomography (CT) has become a useful tool for assessment of the severity of diseaseand the response to treatment in a large number of pulmonary diseases. However, there are only few reports evaluating its dependence on different scan protocols. The effect of intravenous contrast medium ...
Zhou Zhenhua - - 2012
A carotid artery stenosis appears to be an independent risk factor for a cognitive impairment. But the mechanisms of cognitive impairments occurring in patients with asymptomatic carotid stenosis are poorly understood. One important reason is the absence of a good carotid stenosis model. In the present study, after establishing different ...
Saddekni Souheil - - 2012
We report a case of extensive left gastric artery collaterals that were formed in the region of gastric fundus due to splenic artery occlusion and resulted in massive hematemesis. These collaterals were thought to be portosystemic collaterals related to portal hypertension during upper endoscopy study and single-phase venous computed tomography ...
Hata Mitsumasa - - 2012
We recommend concomitant surgery for aortic valve replacement (AVR) and ascending aortic replacement using moderate hypothermic circulatory arrest (CA) for post-stenotic dilatation complicated by an aortic bicuspid valve. Cardiopulmonary bypass (CPB) was established from the right atrium to the dilated ascending aorta. As soon as the rectal temperature decreased to ...
Okura Naoki - - 2012
Kawasaki disease (KD) is an acute, self-limited vasculitis of unknown etiology that primarily affects the coronary artery (CA) and presents during childhood. The characteristic coronary arterial lesion of KD is an aneurysm. Ischemic heart disease derived from a CA aneurysm is experienced approximately two decades after the onset of acute ...
Li Yu - - 2012
To investigate the feasibility of using a prospective ECG-gated wide-volume protocol in CT angiography (CTA) of the whole aorta and coronary arteries (CA). A total of 61 consecutive patients with suspected acute aortic diseases underwent CTA of the whole aorta using a prospective ECG-gated wide-volume CT protocol without heart rate ...
Camarda Joseph A JA Department of Pediatrics, The Children's Hospital of Wisconsin, Medical College of Wisconsin, 9000 W Wisconsin Avenue, Milwaukee, WI 53226, - - 2013
Mitral valve anomalies can occur with S,D,D-transposition of the great arteries (d-TGA). Their influence on surgical technique and outcome after an arterial switch operation (ASO) has not been well described. Patients with d-TGA who underwent ASO from February 1990 to January 2011 were identified. Echocardiograms, operative reports, hospital course, and ...
Turk Aquilla - - 2012
IntroductionTreatment of wide-necked bifurcation aneurysms often poses procedural and long-term outcome challenges. The initial preclinical experience with the Pulsar Vascular Aneurysm Neck Reconstruction Device (PVANRD) in a canine bifurcation model is described.MethodsExperimental bifurcation vein pouch aneurysms were surgically created in the carotid arteries of eight dogs. Endovascular coiling of the ...
Yechoor Poornima - - 2012
OBJECTIVE: Our objective was to evaluate the natural history of moderate aortic stenosis in veterans-a unique patient population with significant comorbidities. METHODS: We retrospectively reviewed the records of all patients who underwent echocardiography at a single veterans affairs hospital during 2006. We identified consecutive patients who had moderate aortic stenosis ...
Domoto Satoru - - 2012
The patency rate of saphenous vein grafts (SVGs) for children with Kawasaki disease (KD) tends to decline during the early years after coronary artery bypass grafting (CABG). Although degenerative changes have been considered the main cause of SVG occlusion, there have been no reports on the histopathologic features of the ...
Chang Yun Hee - - 2012
Airway compression by dilated right pulmonary artery (RPA) in infants with congenital heart disease can cause severe respiratory insufficiency and increase postoperative morbidity. Anterior aortopexy can be a good solution. However, in a case in which aortic arch repair is required, anterior aortopexy might not be effective or can be ...
Sarkar A - - 2012
Introduction: The superficial and deep palmar arterial arches are the main sources of blood supply to all structures in the human hand, and variations in these arterial arches are quite common. Although several studies have reported diameters and variations of these arches, to the authors' knowledge, no study has correlated ...
de Oliveira Denise Machado - - 2012
The anomalous origin of the right coronary artery is a common finding. With its origin in the left coronary sinus, the right coronary artery can have a route between the aorta and pulmonary artery trunk and can cause myocardial ischemia and sudden death. The anomalous origin of the artery and ...
Aburahma Ali F - - 2012
There is no specific duplex ultrasound (DUS) criteria for the diagnosis of inferior mesenteric artery (IMA) stenosis. This study will define the optimal duplex velocity values with the best overall accuracy (OA) in detecting ≥50% stenosis of the IMAs. Eighty-five IMAs with both DUS and mesenteric arteriography were analyzed. Eighty-five ...
Akun E - - 2012
To evaluate the spectrum of liver transplantation-related vascular complications that occurred in a single center over the past 14 years. Vascular complications and their clinical outcomes were reviewed among 744 liver transplant recipients. All patients underwent Doppler ultrasound with findings correlated with conventional or computed tomography angiography (CTA) in 111 ...
Fisher Rebecca - - 2012
We report a rare finding of a pair of coronary artery anomalies noted on computed tomography coronary angiography in an asymptomatic 75-year-old woman. This patient had a single coronary artery that bifurcated into a left main coronary artery (with an unfavorable interarterial course) and a right coronary artery. This gave ...
Yang Chenzi - - 2012
Aberrant subclavian artery (ASA) is one of the most common congenital vascular anomalies of the aortic arch. The incidences of aberrant right subclavian artery (ARSA) and aberrant left subclavian artery (ALSA) are 0.4% to 2.3% and 0.05%, respectively. Approximately 60% of ARSA patients will have a Kommerell's diverticulum at the ...
Laurent Stephane - - 2012
Classical risk scores may underestimate the risk of cardiovascular events in specific risk groups suitable for early prevention, such as asymptomatic hypertensive subjects. Arterial stiffness and wave reflection are now well accepted as the most important determinants of increasing systolic and pulse pressures in aging societies, thus affording a major ...
Prakashini K - - 2012
Coronary artery anomalies are rare, and their incidence varies from 0.6% to 1.3%. Conventional angiography is a commonly used modality for the assessment of coronary artery anomalies, but it may not identify and define the anatomy of anomalous arteries due to the complexity of the course and three-dimensional orientation of ...
Abdulamit T - - 2012
Extend thoraco-abdominal aortic aneurysms (TAAA) involving arch vessels and the visceral arteries remains a challenging operation when affecting high risk patients (HRP). Recently, hybrid surgery has gained popularity for HRP. The conventional surgical repair is the gold standard for low risk patients with previous mortality from 6% to 15% in ...
Lai Edward Cs - - 2012
With the improvement of perioperative management over the years, pancreatico-duodenectomy has become a safe operation despite its technical complexity. The presence of concomitant visceral artery occlusion unrelated to the underlying malignancy and concomitant major venous infiltration by tumor poses additional hazards to resection which could compromise the postoperative outcome. A ...
Ventoruzzo Giorgio - - 2012
Abstract Purpose: To investigate the efficacy and safety of a tailored approach to fit access and engagement techniques to the individual arch anatomy in patients with bovine-type aortic arch (BTAA) to overcome the perceived increased risk of technical failure and cerebral embolization during left internal carotid artery (LICA) stenting. Methods: ...
Jiang Li - - 2012
The drugs that are currently used to treat pulmonary hypertension (PH) lack the ability to inhibit or reverse the pulmonary vascular remodeling that occurs during the course of the disease. We propose a novel method that combines the therapeutic powers of the potassium channel opener pinacidil and the statin drug ...
Kluess H A - - 2012
This study examined factors contributing to increased vascular resistance and plexiform lesion formation in broiler chickens susceptible to idiopathic pulmonary arterial hypertension (IPAH). A diet supplemented with excess tryptophan (high-Trp diet), the precursor for serotonin, was used to accelerate the development of IPAH. Broilers fed the high-Trp diet had higher ...
Ishikawa Noboru - - 2012
The elephant trunk technique is a well-established procedure, but aortic wall injury or aneurysmal rupture may occur if the graft is forcibly pushed to insert it into the distal aorta. We have developed simple and safe insertion technique using a syringe.
Sun Hongtao - - 2012
We describe a case of acute type B dissection associated with coarctation of the aorta. An intimal tear was located just distal to the coarctation. Aortic dilatation started below the coarctation and extended to the level of the diaphragm. We performed descending aorta replacement from the distal aortic arch to ...
Lin Y-Y - - 2012
Objective:We report an extremely rare case of an aberrant internal carotid artery in the middle ear, together with a dehiscent high jugular bulb, a combination never previously reported.Methods:Case report with a review of the literature.Results:A 24-year-old man presented with a five-year history of aural fullness, pulsatile tinnitus and mild hearing ...
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