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Results 451 - 500 of 8937
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Kamohara Keiji K Department of Thoracic and Cardiovascular Surgery, Saga Medical School, Saga, Saga, - - 2014
Background: In thoracoabdominal aneurysm (TAAA) repair, our technical modification of visceral reconstruction using longer cut pre-sewn side branches has provided good surgical outcomes. Here, we assessed the long-term durability and patency of revascularized branches using computed tomography (CT) to confirm the validity of our approach.Methods: Early and late CT evaluations ...
Vidal V V Department of Radiology, Hôpital de la Timone, 264, rue Saint-Pierre, 13385 Marseille cedex 5, France. Electronic address: - - 2014
Elective transanal Doppler-guided hemorrhoidal artery ligation (DG-HAL) has recently been shown to be effective in hemorrhoidal disease. It consists of ligating the terminal branches of the superior rectal artery under Doppler guidance, in order to reduce the hemorrhoidal arterial blood flow and improve the symptoms. By analogy, we propose performing ...
Lee Yong Hee YH Department of Sport Science, University of Seoul, 130-743 Seoul, - - 2014
Objective: To determine whether arterial stiffness is associated with cognitive function after adjustment for physical fitness in patients with chronic stroke. Methods: Cross-sectional analyses were conducted in 102 patients with chronic stroke who participated in an exercise rehabilitation programme. Carotid femoral pulse wave velocity and augmentation index were measured as ...
Tan Lee A LA Department of Neurosurgery, Rush University Medical Center, Chicago, IL 60612, - - 2014
The "Spot Sign" is a well-recognized radiographic predictor for hematoma expansion in patients with intracerebral hemorrhages. Although the exact underlying pathophysiology is unknown, it is generally assumed to be the site of blood vessel rupture and contrast extravasation. We report a case of an 81-year-old man who presented with right ...
Tian Jinwei J Cardiology Division, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA; Department of Cardiology, The second Affiliated Hospital of Harbin Medical University, The Key Laboratory of Myocardial Ischemia, Chinese Ministry of Education, Harbin, - - 2014
To identify specific morphological characteristics of ruptured culprit plaques (RCP) responsible for acute events, and compare them with ruptured non-culprit plaques (RNCP) and non-ruptured thin-cap fibroatheroma (TCFA) in patients presenting with acute coronary syndromes (ACS). Non-ruptured TCFA and multiple ruptured plaques are detected in the same patients with ACS. It ...
Taqui Ather A Cerebrovascular Center, Cleveland Clinic, Cleveland, OH, - - 2014
Cerebrovascular complications of bacterial meningitis may include vasculitis, vasospasm or vasoconstriction, delayed cerebral infarction, venous and arterial thrombosis, intracranial aneurysm formation. The role of invasive endovascular therapies has not been well studied for infectious vasospasm, which can lead to dire neurologic consequences. We present 2 patients who were diagnosed with ...
Ertl L L From the Department of Neuroradiology (L.E., M.P., H.B., G.F.), Institute of Clinical Radiology, Grosshadern Campus, University of Munich, Munich, Germany; and Center for Diagnostic Radiology (M.H.), Department of Neuroradiology, Rigshospitalet, University of Copenhagen, Copenhagen, - - 2014
Fusiform vertebrobasilar giant aneurysms are a rare (<1% of all intracranial aneurysms) but challenging aneurysm subtype. Little data are available on the natural history of this aneurysm subtype and the impact of the use of flow-diverting stents on the long-term clinical and imaging follow-up. In this article, we present our ...
Park Jin Joo JJ From the Cardiovascular Center, Seoul National University Bundang Hospital, 82 Gumiro-173-gil, Bundang, Seongnam, Gyeonggi, 463-707, South Korea (J.J.P., E.J.C., Y.S.C., I.Y.O., C.H.Y., J.W.S., S.I.C., T.J.Y., I.H.C., D.J.C.); and Cardiovascular Center, Seoul National University Hospital, Seoul, South Korea - - 2014
Purpose To identify potential predictors of side-branch occlusion after main-vessel (artery) stent implantation in bifurcation lesions by using coronary computed tomography (CT) angiography. Materials and Methods This retrospective study was approved by the institutional review board; informed consent was waived. Sixty-five patients with de novo bifurcation lesions underwent coronary CT ...
Puri Ajit S AS Division of Neuroimaging and Intervention, Department of Radiology and New England Center for Stroke Research, University of Massachusetts, Worcester, Massachusetts, - - 2014
Tandem vascular occlusions are an important cause of acute ischemic stroke (AIS) and present unique treatment challenges. We report our experience of managing a subset of AIS patients with extracranial vascular stenting/angioplasty and intracranial revascularization. Consecutive patients who presented at three centers with AIS from tandem vascular occlusions confirmed by ...
Rahme Ralph R Department of Neurosurgery, University of Cincinnati (UC) College of Medicine and Comprehensive Stroke Center at UC Neuroscience Institute, Cincinnati, Ohio, - - 2014
Onyx HD-500 embolization of intracranial aneurysms leads to high rates of complete and durable occlusion. However, little information exists as to what constitutes an optimal immediate angiographic result. We devised a simple grading scheme based on the pattern of parent artery and aneurysm neck reconstruction, and correlated it with long ...
Nerva John D JD Department of Neurological Surgery, Harborview Medical Center, University of Washington, Seattle, Washington, - - 2014
Blood blister type aneurysms (BBAs) and pseudoaneurysms create a unique treatment challenge. Despite many advances in open surgical and endovascular techniques, this subset of patients retains relatively high rates of morbidity and mortality. Recently, BBAs have been treated with flow-diverting stents such as the Pipeline Embolization Device (PED) with overall ...
Gölitz Philipp P 1Department of Neuroradiology, 2Department of Neurosurgery, 3Department of Neurology, University of Erlangen-Nuremberg, - - 2014
For preclusion of remnants after aneurysm clipping, a reliable, non-invasive imaging technique is desirable. To evaluate the reliability of optimized angiographic computed tomography with intravenous contrast agent injection (ivACT) in detecting remnants after aneurysmal clipping compared with digital subtraction angiography (DSA), the gold standard. We included 84 patients with 112 ...
Fukuda Hitoshi H Department of Neurosurgery, Shiroyama Hospital, Habikino, Osaka, Japan; Department of Neurosurgery, Kurashiki Central Hospital, Kurashiki, Okayama, Japan. Electronic address: - - 2014
Curative endovascular treatment of sphenoid wing dural arteriovenous fistula (dAVF) with pure cortical venous drainage is challenging because of its rarity, lack of accessible dural sinus for transvenous embolization (TVE), and proximity of skull base vital regions. Direct surgery to disconnect venous reflux has been favored. We report the curative ...
Fukuda Kenji K Department of Neurosurgery, National Cerebral and Cardiovascular Center, Osaka, - - 2014
The aim of this study was to validate the relationship between carotid artery remodeling defined as the carotid remodeling index (CRI) and plaque vulnerability by comparing the degree of outward remodeling calculated using 3-dimensional inversion recovery-based T1-weighted imaging (magnetization-prepared rapid acquisition gradient echo [MPRAGE]) with the symptomatology and histology of ...
Li Xiao-Tao XT aDepartment of Cardiology, Beijing Chao-Yang Hospital, Capital Medical University bDepartment of Cardiology, Beijing Corps Hospital, Chinese People's Armed Police Forces, Beijing, People's Republic of - - 2014
The aim of this study was to compare the 2-year clinical outcomes of overlapping second-generation everolimus-eluting stents (EES) with those of overlapping resolute zotarolimus-eluting stents (R-ZES) in the treatment of long coronary artery lesions. This retrospective analysis included 256 patients treated with overlapping EES (n=121) and R-ZES (n=135) for long ...
Woo Jong Shin JS Department of Internal Medicine, Kyung Hee University Hospital, Cardiovascular Division, Kyung Hee University, Seoul, Republic of - - 2014
Noninvasive flow-mediated vasodilation (FMD) is a widely used method to assess endothelial function, but its technical difficulty and problems remain obstacles for use in clinical practice. Reactive hyperemia-peripheral arterial tonometry (RH-PAT) was developed as a simpler and more reproducible method. We compared FMD and RH-PAT in patients with stable angina. ...
Kang Jihoon J Department of Neurology, Cerebrovascular Center, Seoul National University Bundang Hospital, Seoul National University, Seongnam, Korea; Department of Neurology, Samsung Changwon Hospital, Sungkyunkwan University, Changwon, Korea; Department of Neurosurgery, Cerebrovascular Center, Seoul National University Bundang Hospital, Seoul National University, Seongnam, - - 2014
We aimed to assess the impact of symptomatic steno-occlusion (SYSO) of cerebral arteries and its characteristics on subsequent ischemic event (SIE) in patients with acute ischemic stroke. Using a prospective stroke registry database, we identified consecutive patients with ischemic stroke who were hospitalized within 48 hours of symptom onset. SYSO denoted ...
Lenos Aristidis A Department of Cardiovascular Surgery, Cardiovascular Center Bad Neustadt, Bad Neustadt, - - 2014
A 62-year-old man with descending aorta aneurysm combined with cardiac pathologies was assessed as not suitable for conventional surgery and underwent endografting of the thoracoabdominal aorta. Shortly thereafter, he developed rapid progression of the aneurysm caused by a proximal leak. The patient underwent additional stenting of the left sub-clavian artery ...
Vargas Jan J Division of Neurosurgery, Department of Neurosciences, Medical University of South Carolina, Charleston, South Carolina, - - 2014
Aneurysms of lenticulostriate artery (LSA) perforators are uncommon. There are few data on their natural history, and opinions differ on the treatment strategies. We report a case series and summarize the most recent literature with current treatment recommendations. We propose an anatomical classification for these entities. A retrospective review of ...
Kinlay Scott S Veterans Affairs Boston Healthcare System; Brigham and Women's Hospital and Harvard Medical School, Boston, - - 2014
Coronary vasoconstriction has moved in and out of fashion for over a century. The initial descriptions of angina considered vasomotor instability as a key mechanism(1), but pathological studies(2) and the invention of coronary angiography in the middle of last century, focused attention on structural stenoses and occlusions due to atheromatous ...
Baracchini Claudio C Department of Neurological Sciences, University of Padua School of Medicine, - - 2014
The current theories to explain the pathophysiology of transient global amnesia (TGA) involve epilepsy, migraine, and hippocampal ischemia which might be determined by venous congestion or arterial vasoconstriction triggered by Valsalva-associated maneuvers in susceptible individuals. Seventy-five TGA patients [mean age 60.3 ± 8.0 years, 44 (59%) females] and 75 age- ...
Jeevarethinam Anand A 1Clinical Imaging and Research Centre, Wellington Hospital, Wellington Place, London, United - - 2014
We determined whether increased carotid intima-media thickness (cIMT) and prevalence of carotid plaque (CP) are predictive of prevalence and severity of coronary atherosclerosis. Consecutive patients (n = 150) with no history of coronary artery disease (CAD), who underwent both carotid ultrasound and computed tomographic coronary angiography, were included in the ...
Schelhorn J J Department of Diagnostic and Interventional Radiology, University Hospital Essen, Germany. Electronic address: - - 2014
To assess the effect of gastroduodenal artery (GDA) occlusion prior to selective internal radiation therapy (SIRT) with regards to arterial hepato-intestinal collateralization (HIC). Six hundred and six patients were scheduled for SIRT between 2006 and 2012 at University Hospital Essen, Germany. Digital subtraction angiography (DSA) followed by administration of 99m-technetium ...
Has Recep R Department of Obstetrics and Gynecology, Istanbul University, Istanbul, - - 2014
We report a case of renal vein thrombosis diagnosed at 27 weeks of gestation in a dichorionic twin pregnancy. The left kidney of one fetus was hyperechoic and enlarged with echoic streaks following the direction of interlobular veins and the loss of corticomedullary differentiation. In the following weeks, left kidney ...
Amabile Nicolas N Cardiology Department, Centre Chirurgical Marie Lannelongue, Le Plessis-Robinson, - - 2014
Stentless xenograft bioprostheses may be the future valve of choice for aortic valve replacement. The study aim was to investigate the long-term clinical outcome after aortic valve replacement with the Medtronic Freestyle bioprosthesis (Medtronic Inc, Minneapolis, Minn). Between April 1997 and November 2004, a total of 500 patients (mean age, ...
Li Qian Q Department of Neurology, The Fifth People's Hospital of Chongqing, Chongqing, China, - - 2014
This perspective commentary summarized the stroke pathophysiology evolution, especially the focus in the past on neuroprotection and neurovascular protection and highlighted the newer term for stroke pathophysiology: vascular neural network. Emphasis is on the role of venules and veins after an acute stroke and as potential treatment targets. Vein drainage ...
De Basso Rachel R Department of Clinical Physiology, Division of Medical Diagnostics, Jönköping Hospital, Jönköping, - - 2014
The popliteal artery (PA) is, after aorta, the most common site for aneurysm formation. Why the PA is more susceptible than other peripheral muscular arteries is unknown. We hypothesized that the wall composition, which in turn affects wall properties, as well as the circumferential wall stress (WS) imposed on the ...
Bainey Kevin R KR Canadian VIGOUR Centre, Mazankowski Alberta Heart Institute, University of Alberta, Edmonton, - - 2014
<0.001, per calendar year). In-hospital coronary artery bypass grafting and renal insufficiency were independently associated with lower use (adjusted odds ratio, 0.55; 95% confidence interval, 0.48-0.63 and adjusted odds ratio, 0.58; 95% confidence interval, 0.52-0.64, respectively).Conclusions-Results from this large US national registry suggest that 1 in 5 eligible patients hospitalized ...
Manganaro Agatino A 1Department of Clinical and Experimental Medicine, University of Messina, Messina, - - 2014
Background:The use of flow-mediated dilation (FMD) as a surrogate indicator for the extent of coronary artery disease (CAD) remains largely unknown. We assessed FMD at the brachial artery in 89 consecutive patients undergoing coronary angiography.Methods and Results:Patients were classified in groups 0 to 3 according to the number of diseased ...
Fukuhara Shinichi S Division of Vascular Surgery, Beth Israel Medical Center, New York, - - 2014
Thoracic aortic mural thrombus (TAMT) is a rare pathology and potential source of cerebral, visceral, and peripheral emboli. We present a 62-year-old male in a hypercoagulable state due to primary polycythemia vera (PV) developed TAMT and catastrophic thromboembolisms despite aggressive medical and surgical management. The outcomes and adverse events of ...
Pejkic Sinisa S Clinic for Vascular and Endovascular Surgery, Clinical Center of Serbia, Belgrade, - - 2014
Although mural thrombosis frequently accompanies aneurysmal disease, complete thrombosis is distinctly unusual complication of abdominal aortic aneurysm (AAA). A case study of a patient with chronic, asymptomatic complete thrombosis of a large juxtarenal AAA is presented along with a literature review and discussion of the potential secondary complications, mandating aggressive ...
Satija Mukul M Department of Pediatrics, PGIMER and Dr.RML Hospital, New Delhi, India. - - 2014
Juvenile idiopathic arthritis (JIA) is a chronic inflammatory disease of children which might persist into adulthood. Systemic inflammation seen in adult RA patients has been shown to be associated with alteration in endothelial function, arterial wall mechanics and intima media thickness. Our study was planned to assess similar changes in ...
Tuzcu E Murat EM Heart and Vascular Institute, Cleveland Clinic, Cleveland, - - 2014
Transcatheter aortic valve replacement (TAVR) has emerged as an important treatment option for patients with severe aortic stenosis (AS) who are either inoperable or at high risk for surgical aortic valve replacement (SAVR). Currently two valves are approved by FDA for inoperable patients whereas 9 valves have received CE mark ...
Lee Chien-Hsing CH Division of Endocrinology and Metabolism, Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, - - 2014
Studies have demonstrated that using a left internal mammary artery (LIMA) graft yields excellent long-term results in coronary artery bypass grafting (CABG). The growth arrest-specific 6 (Gas6) gene and its receptor, Axl, are crucial in vascular haemostasis and atherosclerosis. The objective of this study was to determine the expression of ...
Liu Chi-Hung CH 1Stroke Center and Department of Neurology, Linkou Medical Center, Chang Gung Memorial Hospital and College of Medicine, Chang Gung University, Taoyuan, - - 2014
We enrolled 221 patients with elective carotid artery stenting (CAS). Patients with contralateral carotid stenosis exceeding 50%, insufficient vertebral artery (VA) flows, or angioplasty at subclavian artery were excluded. All patients underwent serial cerebral ultrasound studies. Of the 116 included patients, the direction of ophthalmic artery (OA) flow was forward ...
Hyun Dong Keun DK Department Neurosurgery, Inha University Hospital; Incheon, Republic of Korea - - - 2014
The anterior choroidal artery (AchA) is an important cerebral artery despite its small diameter and relatively short course, because it provides blood supply to several important structures. Hyperplastic AchA is an extremely rare anomaly, and its clinical significance is the increased occurrence of intracranial aneurysm formation compared with an ordinary ...
Galego Orlando O Department of Neuroradiology, Coimbra Hospital and University Centre; Coimbra, Portugal - - - 2014
Angiographic balloon test occlusion (BTO) allows preoperative risk evaluation of patients undergoing permanent therapeutic occlusion of the internal carotid artery (ICA). The sensitivity of the BTO can be increased using different complementary techniques. Transcranial Doppler (TCD) stands out as a non-invasive, bedside method providing real-time monitoring of cerebral haemodynamics, therefore ...
Girsowicz Elie E Department of Vascular Surgery and Kidney Transplantation, University Hospital, Strasbourg, - - 2014
Persistent sciatic artery (PSA) is a rare arterial embryological malformation that tends to present early atherosclerotic degeneration such as aneurysmal formation. Open surgical treatment of PSA aneurysms has been considered as the gold standard but endovascular techniques have been recently proposed in the literature. We report the case of a ...
Belenky Alexander A Unit of Vascular and Interventional Radiology (A.B., E.A., D.E.O., S.L., M.K., - - 2014
To describe the transvenous application of intracardiac echocardiography (ICE) for guidance during endovascular aortic repair (EVAR). Eight patients with an infrarenal abdominal aortic aneurysm (AAA) and chronic renal failure were determined suitable for EVAR. The procedure was performed by deploying the transcaval and transiliac vein guidance of an ICE catheter ...
Koolbergen David R DR Department of Cardiothoracic Surgery, Academic Medical Centre, Amsterdam, - - 2014
To evaluate incidence and results of surgical intervention for neoaortic root pathology following arterial switch operation (ASO) for transposition of the great arteries (TGA). Between April 1996 and August 2013, 12 patients underwent reoperation for neoaortic root dilatation (ARD) and/or neoaortic valve regurgitation (AR). Maximal aortic sinus and annulus diameter ...
Myers Patrick O PO Department of Cardiac Surgery, Boston Children's Hospital and Harvard Medical School, Boston, Mass; Department of Cardiovascular Surgery, Geneva University Hospitals and School of Medicine, Geneva, - - 2014
The durability of valve-sparing aortic root procedures with aortic regurgitation due to leaflet disease is questioned. Here, we review our experience in combined aortic root and valve reconstruction in children and young adults. All valve-sparing aortic root procedures from 2000 to 2012 were reviewed, and patients with aortic valve repair beyond ...
Mujovic Natasa N Clinic for Physical Medicine and Rehabilitation, Clinical Center of Serbia, Belgrade, Serbia ; Faculty of Medicine, University of Belgrade, Belgrade, - - 2014
The aim of this study was to assess the effects of preoperative pulmonary rehabilitation (PPR) on preoperative clinical status changes in patients with chronic obstructive pulmonary disease (COPD) and non-small cell lung cancer (NSCLC), and net effects of PPR and cancer resection on residual pulmonary function and functional capacity. This ...
Malekzadeh-Milani Sophie S Centre de Référence Malformations Cardiaques Congénitales Complexes - M3C, Necker Hospital for Sick Children, Assistance Publique des Hôpitaux de Paris, Paediatric Cardiology, Paris, - - 2014
Percutaneous implantation with the Melody® valve (Medtronic Inc., Minneapolis, MN, USA) has achieved standard of care for the management of patients with dysfunctional right ventricle (RV) to pulmonary artery (PA) conduits. The right ventricular outflow tract (RVOT) landing zone dimensions may v ary significantly making it unfavourable for Melody valve ...
Giuliani Livio L aDepartment of Cardiology, ASL TO4 Azienda Sanitaria Locale Ciriè, Chivasso e Ivrea bDepartment of Cardiology, 'Maggiore della Carità' Hospital, Università del Piemonte Orientale, Novara cDepartment of Cardiochirurgy, 'Fondazione IRCSS Policlinico S. Matteo', Pavia dDepartment of Pneumology, 'Maggiore della Carità' Hospital, Università del Piemonte Orientale, Novara, - - 2014
Chronic thromboembolic pulmonary hypertension is associated with adverse prognosis. Early diagnosis is important to better identify patients who would benefit from a well established therapeutic strategy. The purpose of our study was to evaluate long-term incidence of undiagnosed chronic thromboembolic pulmonary hypertension after acute pulmonary embolism and the utility of ...
Darwazah Ahmad K - - 2014
Pulmonary embolism is a common clinical condition associated with high mortality.The majority of pulmonary emboli originate from deep venous thrombosis in the popliteal and femoral veins.We present a rare case of a 21-year-old caucasian male patient with massive pulmonary embolism. The source of emboli originated from thrombosed femoropopliteal pseudoaneurysm associated ...
García-Montes José A JA 1 Department of Interventional Cardiology, National Institute of Cardiology "Ignacio Chavez", Mexico City, - - 2014
Background: Percutaneous closure of patent ductus arteriosus has become the treatment of choice in many centres. In patients with large ducts and pulmonary hypertension, transcatheter closure has been achieved with success using the Amplatzer Duct Occluder or even the Amplatzer Muscular Ventricular Septal Defect Occluder. Materials and methods: We present ...
Tsunoda Fumiyo F Division of Cardiology, Matsue Red Cross Hospital, 200 Horo-machi, Matsue, Shimane, Japan, - - 2014
We report a case of highly calcified 75 % stenotic lesion in the proximal left anterior descending coronary artery. During stenting, the balloon incurred a pinhole rupture at the moment of dilatation and the stent expanded only at both ends. This caused the balloon and stent to become lodged in the ...
Spiotta Alejandro M AM Department of Neurosciences, Division of Neurosurgery, Medical University of South Carolina, Charleston, South Carolina, - - 2014
A tandem occlusion is a rare presentation of acute stroke that involves an occlusion of the internal carotid artery at the bifurcation with an intracranial middle cerebral artery occlusion. This study describes the experience at our institution in treating tandem occlusions with a proximal to distal approach in the acute ...
Song Christopher I CI New York Medical College - Westchester Medical Center, 100 Woods Rd, Valhalla, NY, 10595, - - 2014
Two patients, aged 48 and 45 years, were treated for symptomatic uterine fibroids with not only embolization of both uterine but also both ovarian arteries. Note was made of other collateral arterial supply via branches of the superior mesenteric artery (SMA). The two identified SMA branches were embolized for the first ...
Schneiders J J JJ From the Departments of Radiology (J.J.S., H.A.M., R.v.d.B., C.B.M.) and Biomedical Engineering and Physics (H.A.M., E.V.), Academic Medical Center, Amsterdam, the Netherlands; and Department of Neurology and Neurosurgery (G.J.E.R.), Brain Center Rudolf Magnus, and Department of Radiology (B.V.), University Medical Center Utrecht, Utrecht, the - - 2014
Comparisons of geometric data of ruptured and unruptured aneurysms may yield risk factors for rupture. Data on changes of geometric measures associated with rupture are, however, sparse, because patients with ruptured aneurysms rarely have undergone previous imaging of the intracranial vasculature. We had the opportunity to assess 3D geometric differences ...
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