Search Results
Results 501 - 550 of 2149
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Roh Sung Woo - - 2011
To investigate the efficacy of extracranial-intracranial (EC-IC) bypass surgery using a radial artery interposition graft (RAIG) for surgical management of cerebrovascular diseases. The study involved a retrospective analysis of 13 patients who underwent EC-IC bypass surgery using RAIG at a single neurosurgical institute between 2003 and 2009. The diseases comprised ...
Karaaltin Mehmet Veli MV Department of Reconstructive and Aesthetic Surgery, Microsurgery, Faculty of Medicine, Bezmialem Vakif University, Istanbul, Turkey. - - 2011
Although thoracodorsal artery perforator flaps have not gained popularity in the reconstructive era, the results of recent studies regarding the vascularity of thoracodorsal artery perforator flaps are promising. In the present study, the authors aimed to determine the clinical outcomes of free multiple-perforator versus single-perforator thoracodorsal artery perforator flaps. Eighty-seven ...
Kalay Nihat - - 2011
The underlying mechanism of slow coronary flow (SCF) has yet to be elucidated. Increased red cell distribution width (RDW) and uric acid level may be indicative of an underlying inflammatory state. We aimed to investigate RDW and serum uric acid levels in patients with normal coronary arteries and SCF without ...
Ramadan Ramzi - - 2011
We describe off-pump wrapping of the ascending aorta in 3 high-risk patients with acute type A aortic dissection when the primary intimal tear was not located in the ascending aorta and in the absence of aortic insufficiency. A Teflon plaque (Bard Inc, Murray Hill, NJ) was tailored to tightly wrap ...
Seo Han Seok - - 2011
A 36-year-old male patient with no remarkable medical history was admitted to our hospital for a health check up. On chest radiography, bilateral aortic notches at the level of aortic arch were shown suggesting aortic arch anomaly without any clinical symptoms. Two aortic arches were almost same-in-size on suprasternal view ...
Akopov Andrey - - 2011
We would like to present a case of patient with a transudative pleural effusion as a result of atherosclerotic occlusion of renal arteries. About 50 liters of fluid were drained from the right pleural cavity during 10 months period of observation. Successful revascularization of kidneys improved left ventricular function, stabilized ...
Kulik Alexander - - 2011
Several techniques are available for aortic arch replacement. We evaluated our experience with total aortic arch replacement using a presewn multibranched graft and right axillary artery cannulation for brain perfusion. Between 2002 and 2010, 88 patients (mean age, 61.5 ± 14.6 years) underwent total aortic arch replacement by midline sternotomy ...
Abdihalim M - - 2011
BACKGROUND AND PURPOSE: An infrequent occurrence during endovascular treatment is protusion of detachable coils into the parent lumen with a subsequent thrombosis within in the parent vessel or embolic events. We report the short- and intermediate-term angiographic and clinical outcomes of patients who experience coil or loop protrusions and are ...
Fidan Vural - - 2011
: The nasal septal deviation (NSD) increases upper airway obstruction. This study aimed to measure the mean pulmonary arterial pressure (mPAP) of the patients with markedly deviated nasal septum and to determine the effect of septoplasty on the pulmonary arterial pressure. : Fifty-one patients with NSD (mean age, 37.1 [SD, ...
Soto María Elena - - 2011
The aim of this study was to use coronary computed tomographic (CT) angiography to characterize coronary artery involvement in patients with known Takayasu arteritis who present with anginal chest pain or shortness of breath. Takayasu arteritis is a primary vasculitis of the large vessels, which mainly affects the aorta and ...
Yuan Shi-Min - - 2011
OBJECTIVES: Transforming growth factor (TGF)-β/Smad signaling pathway in aortic dissection patients and normal subjects has not been previously described. The present study was designed to evaluate the TGF-β/Smad signaling expressions in the patients with acute type A aortic dissection in comparison with those in the patients with thoracic aortic aneurysm ...
Saenz Adam J - - 2011
Lupus anticoagulants (LA) can cause acquired activated protein C resistance (APC-R), but the clinical significance is unclear. To investigate thrombosis and acquired APC-R in patients with LA, we enrolled all 132 patients undergoing hypercoagulability testing with positive LA results and in whom APC-R (with factor V-deficient plasma) was performed during ...
Mookadam Farouk - - 2011
Aim: Inferior vena cava aneurysms (IVCA) are rare, unlike aortic aneurysms. The diagnosis and treatment is challenging. This study defines clinical and echocardiographic findings in a prospective cohort of sixteen patients with fusiform IVCA. Methods and Results: All patients referred to the Mayo Clinic between January 2006 and July 2009 ...
Kim S J - - 2011
Chronic obstructive pulmonary disease (COPD) is associated with systemic inflammation. To evaluate carotid artery intima-media thickness (IMT), high sensitivity C-reactive protein (hsCRP) and their correlation in newly diagnosed untreated patients with COPD. Post-bronchodilator spirometry, carotid artery IMT and blood tests were measured in patients with COPD (COPD group). Age, sex, ...
Miranda-Balbuena Nuria - - 2011
We report a case of a 77-year-old patient with severe aortic stenosis who underwent transapical aortic valve implantation with a 23-mm Edwards Sapien valve (Edwards Lifesciences Inc, Irvine CA). This procedure was complicated with the occurrence of an acute regurgitation due to entrapment of one of the leaflets that was ...
Tuncer Altug - - 2011
Abstract  Background and aim of the study: We have presented the results of pulmonary arterial aneurysm repairs performed over eight years. Methods: From 2002 to December 2010, we performed nine operations for pulmonary artery aneurysms in our department. The mean age of the patients was 37.8 ± 17.1 years and ...
Babu Mukkannavar Shivaprasad - - 2011
Abstract  Circumflex aortic arch aneurysm is a rare condition. We report a 9-year-old female with this anomaly who underwent resection of the aneurysmal segment and reconstruction of aortic arch anterior to trachea under cardiopulmonary bypass and deep hypothermic circulatory arrest. The patient was completely relieved of dysphagia and recovered without ...
Tavilla Giuseppe - - 2011
OBJECTIVES: Repeat sternotomy is associated with a substantial risk of cardiovascular injury. We evaluated the feasibility and clinical outcome of a transabdominal approach without sternotomy and without cardiopulmonary bypass in repeat coronary artery bypass grafting, using the right gastroepiploic artery to graft vessels of the inferior wall of the heart. ...
Stortecky Stefan - - 2011
BACKGROUND: The perioperative risk for redo surgical aortic valve replacement (S-AVR) in patients with severe aortic stenosis and prior coronary artery bypass grafting (CABG) is increased. Transcatheter aortic valve implantation (TAVI) represents an alternative. We assessed the perioperative and mid-term clinical outcome of patients undergoing S-AVR or TAVI. METHODS: In ...
Guilgen Gisah - - 2011
Background: Cardiovascular disease in chronic kidney disease (CKD) has peculiar characteristics. The aim of this study was to analyze atherosclerosis, vascular calcification and nitration in arteries from CKD patients. Methods: External iliac and renal artery segments from 27 stage 5 CKD patients and 25 donor controls, respectively, were collected during ...
Goksedef Deniz - - 2011
Concomitant coronary artery disease and mitral valve disease are rare in Takayasu's Arteritis. Our patient had Takayasu's Arteritis diagnosed 9 years ago. She had an inferior myocardial infarction and double stent implantation 8 months ago. She was admitted to the hospital for chest pain, and 3 vessel diseases were diagnosed ...
Leake Caleb B - - 2011
Object Evidence of better outcomes in patients with aneurysmal subarachnoid hemorrhage treated at higher-volume centers might be expected to result in more of these patients being referred to such centers. The authors evaluated the US National Inpatient Sample for the years 2001 to 2008 for trends in patient admissions for ...
Guillon B - - 2011
BACKGROUND AND PURPOSE: Patients harboring nongiant cerebral aneurysms may rarely present with an ischemic infarct distal to the aneurysm. The aim of this case series was to report clinical and radiologic characteristics of these patients, their management, and outcome. MATERIALS AND METHODS: We undertook a single-center retrospective analysis of consecutive ...
Chuang Yu-Ming - - 2011
Background: Various cerebral pathological changes have been reported to cause leukoaraiosis (LA). We hypothesized that circle of Willis (CoW) anomalies may contribute to LA in severe carotid artery stenosis victims through impaired cerebral autoregulation. We conducted a retrospective review on cerebral magnetic resonance (MR) patterns in patients with severe symptomatic ...
Mery Carlos M - - 2011
BACKGROUND: There is a high incidence of cardiovascular reinterventions in patients undergoing a Norwood procedure (NP). The goal of this study was to analyze the rate of pulmonary artery (PA) and conduit stenosis using the right ventricle (RV)-to-PA modification of the NP. METHODS: Patients who underwent a NP January 2005 ...
Wijesekera Nevin T - - 2011
PURPOSE: To investigate the effect of diffuse interstitial lung disease (DILD) on the image quality of computed tomographic pulmonary angiography (CTPA). MATERIALS AND METHODS: The study group comprised 130 patients with DILD who underwent CTPA between April 2005 and April 2009. One hundred and thirty patients without significant parenchymal lung ...
Kimura Kazumi - - 2011
BACKGROUND AND PURPOSE: Patients with acute stroke within 3 hours of onset who were treated with tPA were studied prospectively. Patients with internal carotid artery, M1, and M2 occlusion were enrolled, and independent clinical and MRI factors associated with no early recanalization within 1 hour after tPA administration were examined ...
Nathan Derek P - - 2011
Patients with bicuspid aortic valves (BAV) are at increased risk of ascending aortic dilatation, dissection, and rupture. We hypothesized that ascending aortic wall stress may be increased in patients with BAV compared with patients with tricuspid aortic valves (TAV). Twenty patients with BAV and 20 patients with TAV underwent electrocardiogram-gated ...
Zagura M - - 2011
OBJECTIVE: Arterial stiffness is a significant determinant of cardiovascular risk and is related to vascular calcification. Vitamin D may regulate arterial calcification and has been associated with cardiovascular survival benefits. However, data about the relationship between arterial stiffness, aortic calcification and vitamin D levels in patients with peripheral arterial disease ...
Brountzos Elias N - - 2011
Aim of this study is to present our initial experience with the use of the retrograde popliteal artery access in patients with certain anatomic lesions. Between September 2008 and September 2010, 24 patients underwent a transpopliteal retrograde subintimal recanalization. Instead of its usage when antegrade recanalization failed, the "facedown" technique ...
Laksman Zachary W M - - 2011
The purpose of this study was to determine the prevalence of valvular aortic stenosis requiring surgery in patients with a pre-existing diagnosis of subaortic stenosis. Classic teachings emphasize aortic regurgitation as the most common complication associated with discrete subaortic stenosis. We hypothesized that significant aortic stenosis may also be an ...
Poredos P - - 2011
PURPOSE: Recent findings indicate that enlargement of the diameter of the peripheral arteries represents a risk of atherosclerotic cardiovascular events. As the data indicate a relationship between atherosclerosis and venous thrombosis (VT), we investigated whether the diameter of the peripheral arteries is larger in patients with idiopathic VT than in ...
Yoshimura Shinichi - - 2011
Background: The purpose of this study was to clarify the clinical impact of endovascular treatment (EVT) on acute cerebral large vessel occlusion using a nationwide survey of Japan conducted in 2009. Methods: Patients admitted within 24 h after stroke onset were registered retrospectively. Treatment selection, methods, and clinical results were ...
Ouldzein H - - 2011
PURPOSE: To evaluate by intravascular ultrasound (IVUS) the characteristics of the culprit lesion with plaque rupture without significant angiographic stenosis after acute coronary syndromes (ACS). PATIENTS AND METHODS: After ACS, IVUS was performed in 68 patients (46.8 years±11.9) without significant angiographic stenosis (31±15%). Plaque rupture was defined as a cavity ...
Tähtinen Olli I - - 2011
BACKGROUND:: The flow diverting stent is a new option in endovascular therapy specifically designed for the endovascular reconstruction of a segmentally diseased artery. The safety of flow diverting stents is still equivocal. OBJECTIVE:: To evaluate the technical aspects, thromboembolic events, adjunctive therapies, and mid-term results in patients with complex intracranial ...
Yu Yi - - 2011
The identification of coronary artery aneurysm (CAA) in the acute and chronic phase of the disease is of prime importance for assessing the likelihood of acute lesions and cardiovascular sequelae. Occasionally, recognition of distal coronary artery has been proven challenging by traditional echocardiography. Our purpose was to evaluate the clinical ...
Mutlu Bulent - - 2011
Background: Multidetector row computed tomography (MDCT) is an attractive noninvasive alternative to assess overall coronary artery disease (CAD) burden and may reveal coronary plaques, which may be underestimated by conventional coronary angiography. The aim of this study was to determine whether brachial artery flow-mediated dilation (FMD) and carotid artery intima-media ...
Cooper Edward A - - 2011
Elderly and high-risk patients are increasingly being considered for myocardial revascularisation. Most trials comparing the various options for revascularisation exclude elderly and 'high-risk' patients. We have reviewed the options for myocardial revascularisation for elderly patients, and for patients with a number of common 'high-risk' co-morbidities - diabetes mellitus, renal insufficiency, ...
Uretsky Seth - - 2011
OBJECTIVES: Coronary computed tomography angiography (CCTA) is often used to assess the extent and severity of atherosclerosis. A major limitation of CCTA are densely calcified coronary plaques that obscure the underlying lumen rendering assessment difficult. The purpose of this study was to evaluate the hemodynamic importance of densely calcified coronary ...
Seyahi Emire - - 2011
OBJECTIVES: To determine the frequency of elevated systolic pulmonary artery pressure (sPAP) estimated by echocardiography in Behçet's syndrome (BS) patients with pulmonary artery involvement (PAI), in healthy controls and in diseased controls with systemic sclerosis (SSc), as well as in BS patients without PAI. METHODS: We studied 3 groups of ...
Compter Annette - - 2011
BACKGROUND AND PURPOSE: The risk of ischemic stroke in patients with asymptomatic vertebral artery stenosis is unknown. We examined the incidence of posterior circulation ischemic stroke in patients with asymptomatic stenosis of the vertebral artery origin (VAo). METHODS: We studied a hospital-based cohort of 3717 patients (median age, 60 years; ...
Cicek Yuksel - - 2011
Isolated coronary artery ectasia (ICAE) is defined as the ectasia of the coronary arteries without concomitant coronary artery stenosis. The etiology and the clinical course of ICAE are still not clear. Increased levels of plasminogen activator inhibitor-1 (PAI-1) inhibit vasa vasorum, leading to diminished vessel wall supply and thus contributes ...
Maltais Simon - - 2011
OBJECTIVE: The treatment of patients with ischemic cardiomyopathy and concomitant mitral regurgitation can be challenging and is associated with reduced long-term survival. It is unclear how mitral valve repair versus replacement affects subsequent outcome. Therefore, we conducted this study to understand the predictors of mortality and to delineate the role ...
Dhaon P - - 2011
A 23 year old female presented with dyspnea on exertion and absent pulses in the left upper limb. She had prior history of two first trimester abortions and pre-eclampsia with premature delivery. A Doppler examination had revealed left subclavian and axillary artery thrombosis for which she had been given warfarin ...
Jakimowicz T - - 2011
OBJECTIVES: Dialysis-dependent patients often have central venous drainage complications. In patients with functioning arm arteriovenous fistula, this may result in venous hypertension, arm oedema and vascular access failure. Percutaneous angioplasty and stent implantation might be inadequate to resolve these issues. In these cases, new access can potentially be created with ...
Hinterseher I - - 2012
Infectious agents are likely to play a role in the pathogenesis of chronic inflammatory diseases, including abdominal aortic aneurysms (AAAs). The goal of this study was to determine if Borrelia burgdorferi sensu lato (sl), a microorganism responsible for Lyme disease, is involved in the etiology of AAAs. The presence of ...
von Bary Christian - - 2011
BACKGROUND: -Pulmonary-vein-stenosis (PVST) is a well-known complication of pulmonary-vein-isolation (PVI). Specific anatomically designed ablation catheters for antral PVI have not been evaluated regarding the incidence of PVST. We investigated the incidence, severity and characteristics of PVST following PVI with the Pulmonary-Vein-Ablation-Catheter (PVAC) and phased radiofrequency (RF) technology. METHODS AND RESULTS: ...
Seo Jung Min - - 2011
Background There are very few reports regarding the use of 3D rotational angiography (3D RA) in embolization of renal artery aneurysms (RAAs). No valuable data have been reported on the follow-up result of coil embolization for RAAs on computed tomography (CT). Purpose To evaluate the clinical and multidetector computed tomography ...
Kalva Sanjeeva P - - 2011
PURPOSE: To review clinical and imaging features at presentation and during follow-up of patients with a suspected diagnosis of segmental arterial mediolysis (SAM). MATERIALS AND METHODS: All cases of SAM diagnosed at a single institution from 2000 to 2010 were included. Diagnosis was based on characteristic radiologic features in the ...
Lin Mao-Shin - - 2011
BACKGROUND AND PURPOSE: Chronic cerebral hypoperfusion may lead to impairment in neurocognitive performance in patients with chronic internal carotid artery occlusion, and the effects of carotid artery stenting on neurocognitive function have been unclear. METHODS: We prospectively enrolled 20 chronic internal carotid artery occlusion patients with objective ipsilateral hemisphere ischemia, ...
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