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Rungatscher Alessio A Department of Surgery, Division of Cardiac Surgery, University of Verona, Verona, Italy. Electronic address: - - 2014
Pulmonary arterial hypertension is a common complication of congenital heart defects with left-to-right shunts. Current preclinical models do not reproduce clinical characteristics of shunt-related pulmonary hypertension. Aorto-caval shunt was firstly described as a model of right ventricle volume overload. Pathophysiology and possible determination of pulmonary arterial hypertension of different periods ...
Scansen Brian A BA Department of Clinical Sciences, The Ohio State University College of Veterinary Medicine, 601 Vernon L Tharp St., Columbus, OH 43210, USA. Electronic address: - - 2014
Two dogs with severe dysplastic pulmonary valve stenosis and right-to-left shunting defects (patent foramen ovale, perimembranous ventricular septal defect) underwent palliative stenting of the right ventricular outflow tract and pulmonary valve annulus using balloon expandable stents. One dog received 2 over-lapping bare metal stents placed 7 months apart; the other ...
Ding Dale D University of Virginia, Department of Neurological Surgery, P.O. Box 800212, Charlottesville, VA 22908, - - 2014
The treatment of large, complex intracranial aneurysms is being increasingly performed using flow-diverting stents (FDS) such as the Pipeline Embolization Device (PED; ev3, Irvine, CA, USA). Malapposition of a FDS to the parent artery wall decreases the likelihood of aneurysm obliteration and increases the risk of both immediate and delayed ...
Pauwels Bart B Department of Pharmacology, Ghent University, Ghent, - - 2014
Erectile dysfunction (ED), as well as many cardiovascular diseases, is associated with impaired nitric oxide (NO) bioavailability. Recently, oxime derivatives have emerged as vasodilators due to their NO-donating capacities. However, whether these oximes offer therapeutic perspectives as an alternative NO delivery strategy for the treatment of ED is unexplored. This ...
Kawai Nobuyuki N Department of Radiology, Wakayama Medical University, 811-1 Kimiidera, Wakayama, Wakayama, 641-8510, - - 2014
We describe an 85-year-old man suffering lower urinary tract symptoms, who underwent prostatic artery embolization (PAE) based on a prostate-supplying arteriogram created with multidetector-row computed tomography during pelvic arteriography. This arteriogram was synthesized from a background bone volume-rendered (VR) image, an aorta-pelvic artery VR image, and a prostate-supplying artery VR ...
Shams Pari N PN *South Australian Institute of Ophthalmology and Visual Sciences, Royal Adelaide Hospital; †Department of Radiology, Royal Adelaide Hospital; and ‡Adelaide Skin and Eye Centre, Adelaide, - - 2014
A 57-year-old woman with cutaneous manifestations of (BRBNS) presented with acute left proptosis and venous congestion secondary to thrombosis within a superior ophthalmic vein varix. Multiple phleboliths were noted in the contralateral right orbit, and an incidental right middle cerebral artery aneurysm. Her symptoms spontaneously resolved within a few days. ...
Kim Chan Woo CW From the Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology and Emory University, Atlanta (C.W.K., S.K., D.J.S., I.-H.J., H.J.); and Department of Medicine, Division of Cardiology, Emory University, Atlanta, GA (C.W.K., S.K., D.J.S., I.-H.J., K.K.G., - - 2014
Abdominal aortic aneurysm (AAA) is characterized as a progressive dilation and degradation of the aortic wall, associated with activation of matrix metalloproteinases (MMPs) and inflammation. Emerging evidence indicates a role for microRNAs (miRNAs) in AAA pathogenesis, but it is unclear whether abdominal aortic endothelial miRNAs play a role in the ...
Bossuyt Jelle J aHeymans Institute of Pharmacology, Clinical Pharmacology bInstitute Biomedical Technology (IBiTech), Ghent University cDepartment of Internal Medicine (Cardiovascular Diseases), Ghent University and Ghent University Hospital dDepartment of Public Health, Faculty of Medicine and Health Sciences, Ghent University, Ghent, - - 2014
Atherosclerotic disease is caused by a combination of systemic and local factors (e.g. geometry) affecting local flow conditions. In contrast to the carotid artery, at the iliac-femoral artery region, a large degree of bilateral asymmetry exists. Therefore, we aimed to determine the influence of body side on the prevalence of ...
Chen Lang L Department of Radiology, Tongji Hospital, Huazhong University of Science and Technology, Wuhan 430030, P. R. - - 2014
Objective: Enhanced susceptibility-weighted angiography (ESWAN) is a three dimensional(3D) multi-echo gradient echo sequence which consists of both magnitude and phase images. This study aims to demonstrate the feasibility of ESWAN for the depiction of both cerebral arteries and veins at 1.5 Tesla (T) by comparing with Time-of-flight (TOF) magnetic resonance ...
Zhu Hao Yu HY From the *Department of Thyroid Surgery, Sino-Japanese Friendship Hospital of Jilin University; †Department of Gastrointestinal Surgery, The First Affiliated Hospital of Jilin University; ‡Department of Anatomy, Changchun Medical College; §Department of Anatomy, College of Basic Medicine, Bethune Medicine Institute, Jilin University; and ∥Cancer Center of The First Affiliated Hospital of Jilin University, Changchun City, - - 2014
Trigeminal neuralgia is a common disease in Chinese people. Minimal invasive transforaminal pathway is widely used in treating trigeminal neuralgia. The Hartel pathway is the most commonly used operation route, but it has potential to injure vessels such as arteria meningea media and the internal carotid artery. We measured the ...
Asbeutah Akram M AM DMU, AMS, MSVU, Department of Radiologic Sciences, Faculty of Allied Health Sciences, Kuwait University, PO Box 31470, 90805 Sulaibikhat, Kuwait. - - 2014
Objectives- The purpose of this study was to determine the changes (if any) in the diameter and valve closure time of the lower limb veins in healthy young nulliparous women at different phases of the menstrual cycle. Methods- Fifty-three young nulliparous women were asked to undergo clinical evaluations and duplex ...
Gunawardene Ar A Royal Cornwall Hospitals NHS Trust, - - 2014
Temporal artery biopsy is considered the gold standard investigation of giant cell arteritis and is recommended in suspected cases despite a sensitivity of 81-91%. This review highlights the potential risk of facial nerve injury during temporal artery biopsy and introduces recent advances in the emerging role of imaging modalities. When ...
Liebeskind David S DS Department of Neurology, UCLA Stroke Center, Los Angeles, California, - - 2014
Collaterals may affect revascularization, ischemic severity, and clinical outcomes in acute stroke owing to internal carotid artery (ICA) occlusion. To examine the hypothesis that morphology of occlusive thrombus and collateral flow patterns may influence the outcome of ICA occlusions after mechanical thrombectomy. Pooled analyses of ICA occlusions in the MERCI ...
Anshu A A Department of Anatomy, Vardhman Mahavir Medical College and Safdarjang Hospital, New Delhi, - - 2014
During routine dissection in left upper limb in an elderly male cadaver, variations in the arterial and neural pattern were noticed. The undersized brachial artery divided terminally into radial and ulnar artery at a distance of 15.4 cm from the tip of coracoid process, proximal to its usual division in ...
Kim Ki Dae KD Department of Neurosurgery, Yeungnam University Medical Center and Medical School, Daegu, - - 2014
Aneurysmal subarachnoid hemorrhage (SAH) during pregnancy is quite rare, however it has a high maternal mortality rate. A pregnant woman in the 16th gestational week was admitted to our hospital with a drowsy level of consciousness. A brain magnetic resonance (MR) image showed hemorrhage on the prepontine cistern, and both ...
Carallo Claudio C Metabolic Diseases Unit, Department of Clinical and Experimental Medicine, "Mater Domini" Hospital, "Magna Græcia" University, Viale Europa, Catanzaro, - - 2014
Heparin-induced Extracorporeal Low Density Lipoprotein Precipitation (HELP) Apheresis gives beneficial reductions in Low Density Lipoprotein (LDL) cholesterol levels; otherwise, extracorporeal circulation settings might elicit inflammation and platelet aggregation. The net effect of these variations on carotid hemodynamic has not been established. Aim of the present study was to investigate periprocedural ...
Pero Guglielmo G Department of Neuroradiology, Ospedale Niguarda Ca' Granda, Milano, - - 2014
We report three cases of dural arteriovenous fistula (DAVF) of the cavernous sinus treated by Onyx injection through the superior pharyngeal branch of the ascending pharyngeal artery. The treatment of choice of DAVFs of the cavernous sinus is endovascular, and it is preferentially done via transvenous occlusion of the cavernous ...
Pereda Daniel D Imaging in Experimental Cardiology Laboratory (IExC Lab), Epidemiology, Atherothrombosis and Imaging Department, Centro Nacional de Investigaciones Cardiovasculares Carlos III (CNIC), Melchor Fernández Almagro 3, 28029, Madrid, - - 2014
Pulmonary hypertension (PH) is prevalent and carries high morbidity and mortality, mostly due to right ventricular (RV) dysfunction. Postcapillary PH is the most frequent form but there are no large-animal models available. We developed and characterized a porcine model of postcapillary PH by non-restrictive banding of the confluent of both ...
Lee Aram - - 2014
microRNAs (miRNAs) are a class of small, non-coding RNAs that play critical posttranscriptional regulatory roles typically through targeting of the 3'-untranslated region of messenger RNA (mRNA). Mature miRNAs are known to be involved in global cellular processes, such as differentiation, proliferation, apoptosis, and organogenesis, due to their capacity to target ...
Nagata Yoshiki Y Division of Cardiology, Department of Internal Medicine, Toyama Prefectural Central Hospital, 2-2-78 Nishinagae, Toyama, Toyama, 930-8550, Japan, - - 2014
Catheter-induced coronary artery dissection occurs rarely during selective coronary angiography but generally progresses to complete coronary occlusion. We present a case of delayed occlusive dissection of the right coronary artery during coronary intervention of the left anterior descending artery. Bailout stenting was employed to treat the giant hematoma quickly using ...
Bouwmeester James Christopher JC Yale University, United - - 2014
Conventional hemodynamic analysis of pressure and flow in the pulmonary circulation yields incident and reflected waves throughout the cardiac cycle, even during diastole. The reservoir-wave model provides an alternative hemodynamic analysis that is consistent with minimal wave activity during diastole. In 11 anaesthetized, open-chest dogs, pressure and flow in the ...
Ishii Nobuyuki N Division of Neurology, Respirology, Endocrinology and Metabolism, Department of Internal Medicine, University of Miyazaki , - - 2014
A 46-year-old woman was admitted to our hospital with mild right-sided hemiparesis and orthostatic hypotension. Magnetic resonance angiography of the neck showed stenosis of the left distal carotid sinus surrounded by intraluminal hyperintensities on both T1-weighted and T2-weighted images, representing a periluminal hematoma secondary to carotid artery dissection. The dissection ...
Capuani Athos - - 2014
The abnormal ventriculo-arterial connections in atrio-ventricular concordance and situs solitus with two well developed ventricles include the range from tetralogy of Fallot throughout the different forms of double outlet right ventricle to transposition of great arteries.The infundibular septum and the trabecula septomarginalis are the fundamental anatomical landmarks for the segmental ...
Koktzoglou Ioannis I Department of Radiology, NorthShore University HealthSystem, Evanston, Illinois, USA; The University of Chicago Pritzker School of Medicine, Chicago, Illinois, - - 2014
To optimize and preliminarily evaluate a three-dimensional (3D) radial balanced steady-state free precession (bSSFP) arterial spin labeled (ASL) sequence for nonenhanced MR angiography (MRA) of the extracranial carotid arteries. The carotid arteries of 13 healthy subjects and 2 patients were imaged on a 1.5 Tesla MRI system using an undersampled ...
van Ditzhuijzen Nienke S NS Department of Cardiology, Thoraxcenter, Erasmus University Medical Center, Rotterdam, The Netherlands; COEUR Cardiovascular Research School, Erasmus University Medical Center, Rotterdam, The - - 2014
Periprocedural guide wire-induced coronary artery dissection is a rare but potentially serious complication of percutaneous coronary intervention. Immediate stenting of the entry point is one of the therapeutic options but engaging the guide wire in the true lumen might be challenging. We report a case of a 55-year-old woman with ...
Leftheriotis Dionyssios D Department of Cardiology, "Attikon" University Hospital of Athens, Athens, Greece. Electronic address: - - 2014
Although transient sinus arrest has been reported during pulmonary vein isolation (PVI), the long-term impairment of sinus node after PVI has not been described. In this report, we present a case of sinus node dysfunction necessitating a permanent pacemaker, caused during PVI. Clinical data, intracardiac electrograms, and cardiac imaging were ...
Aihara Hideaki H Department of Cardiology, Tsukuba Medical Center Hospital, 1-3-1 Amakubo, Tsukuba, Ibaraki, 305-8558, Japan, - - 2014
A 71-year-old man underwent endovascular therapy (EVT) with a paclitaxel-eluting stent in superficial femoral artery (SFA). Optical coherence tomography (OCT) of SFA at 2 months after EVT revealed that several struts were not covered with neointima. Moreover, some mural thrombi were detected within the stent. Although OCT revealed that the frequency ...
Williams Kj K Academic Section of Vascular Surgery, Imperial College London, London, - - 2014
Enhancement of peripheral circulation has been shown to be of benefit in many vascular disorders, and the clinical effectiveness of intermittent pneumatic compression is well established in peripheral vascular disease. This study compares the haemodynamic efficacy of a novel neuromuscular electrical stimulation device with intermittent pneumatic compression in healthy subjects. ...
Cho Hisayuki H Department of Radiology, Japan Community Health care Organization Osaka Hospital, 4-2-78 Fukushima, Fukushima-ku, Osaka, 553-0003, - - 2014
To examine differences in neointimal hyperplasia (NIH) after placing a self-expanding (SE) stent across size-discrepant vessels. The subjects were 6 beagles, and the target vessels were the abdominal aorta and the external iliac artery (EIA). A nitinol SE stent was placed which was normal-sized in the aorta and oversized in ...
Saco Tara V TV University of South - - 2014
A significant amount of research has been conducted to examine the pathologic processes and epigenetic mechanisms contributing to peripheral hypertension. However, few studies have been carried out to understand the vascular remodeling behind pulmonary hypertension; they include peripheral artery (PA) muscularization, medial hypertrophy and neointima formation in proximal arteries, and ...
Poullis Michael M Department of Cardiothoracic Surgery, Liverpool Heart and Chest Hospital, Liverpool, - - 2014
To determine the effect of differing modes of left ventricular assist device (LVAD) operation: synchronous, independent (asynchronous or pseudosynchronous) or counter pulsation (antisynchronous), on left atrial pressure, pulmonary artery pressure, pulmonary blood flow and right ventricular work load, utilizing a previously published electrical analogy of the systemic and pulmonary circulation ...
Norris Scott A SA Department of Neurology, Washington University School of Medicine, St. Louis, - - 2014
An 80-year-old woman with longstanding hemifacial spasm had a 1 cm × 1.5 cm internal carotid artery terminus aneurysm treated with endovascularly delivered bare metal coils. Follow-up imaging revealed an expansile perianeurysmal cyst that coincided with development of contralateral dopa-responsive hemiparkinsonism. This is the first report of perianeurysmal cyst expansion ...
Menegatti E - - 2014
In humans the mechanism governing the internal jugular vein (IJV) valve opening and closure is still unclear. M-mode is used in echo-cardiology for the heart valves assessment. Sometimes it was performed also in deep peripheral veins and in vena cava assessment, but never in the IJV valve. Aim of the ...
Hao Li L Faculty of Forensic Medicine, Sun Yat-Sen University Zhongshan School of Medicine, No. 74, Zhongshan 2 Road, Guangzhou 510080, Guangdong province, P.R. - - 2014
Previous studies have reported important roles of endothelin-1 (ET-1) and angiotensin II (Ang II) in the pathogenesis of atherosclerosis. However, the expression of these two proteins and the underlying mechanisms in human atherosclerotic coronary arteries are largely unknown. We examined the expression of ET-1 and Ang II in pericardial fluid ...
Jiang Li L Center for Biomedical Imaging Research, Department of Biomedical Engineering, Tsinghua University, Beijing, - - 2014
To investigate the correlations of arterial distensibility between carotid arteries and abdominal aorta by MR. Twenty eight asymptomatic old subjects (71.4 ± 6.7 years; 14 males) and 20 healthy young subjects (23.5 ± 1.0 years; 10 males) were imaged with electrocardiograph-triggered balanced turbo field echo sequence sequence. Arterial distensibility was ...
Bensalah Mourad M INSERM U678, Laboratoire d'imagerie fonctionnelle - - 2014
Objectives. To quantify aortic backward flow (BF) using phase-contrast cardiovascular magnetic resonance (PC-CMR) and to study its associations with age, indices of arterial stiffness and geometry. Background. Although PC-CMR blood flow studies showed a simultaneous presence of BF and forward flow (FF) in the ascending aorta (AA), the relationship between ...
Moore A E AE Department of Anatomy, Dunedin School of Medicine, University of Otago, Dunedin, New - - 2014
We measured the pulsatility indices in the inferior collateral and posterior recurrent ulnar arteries, which supply the ulnar nerve at the elbow, in 38 conscious adults. Compared with a straight 30° abducted arm, elbow flexion to 120° reduced the mean (SD) pulsatility index in the inferior artery and increased the ...
Nair Vinitha Viswambharan VV Department of CTVS, Cardio thoracic centre, All India Institute of Medical Sciences, New Delhi, - - 2014
Cortriatriatum with Raghib's complex is a rarely reported entity. An 18-month-old baby who presented with tachypnea and cyanosis was diagnosed to have cortriatriatum sinistrum along with a persistant left superior caval vein draining to the left atrium through an unroofed coronary sinus. The child underwent successful surgical correction with excision ...
Zhang Yuyang Y Department of Radiology, First Affiliated Hospital of Fujian Medical University, 20 Cha-Zhong Road, Fuzhou, 350005, Fujian, - - 2014
To prospectively determine the repeatability of noncontrast-enhanced renal arterial angiography with steady-state free precession (SSFP) and time-spatial labeling inversion pulse (Time-SLIP), and to compare the visibility of renal artery and its branches when different locations of tagging pulse were placed. Thirty-six young healthy volunteers were enrolled in this study and ...
Kim Min-Ji MJ Department of Neurology, Kangnam Sacred Heart Hospital, Hallym University College of Medicine, Seoul, - - 2014
Infarct of the anterior spinal artery is the most common subtype of spinal cord infarct, and is characterized by bilateral motor deficits with spinothalamic sensory deficits. We experienced a case with atypical anterior-spinal-artery infarct that presented with bilateral hand weakness but without sensory deficits. A 29-year-old man presented with sudden ...
Gómez Fabian Alejandro - - 2014
In spite of its importance as an experimental model, the information on the left coronary artery in pigs is sparse. To determine the morphologic features of the left coronary artery in pigs. We evaluated 158 pig hearts. The left coronary artery was perfused with synthetic resin after their ostia had ...
Hughes Timothy M TM Department of Internal Medicine, Wake Forest School of Medicine, Wake Forest University, Winston-Salem, North - - 2014
IMPORTANCE Recent studies show that cerebral β-amyloid (Aβ) deposition is associated with blood pressure and measures of arterial stiffness in nondemented individuals. OBJECTIVE To examine the association between measures of arterial stiffness and change in Aβ deposition over time. DESIGN, SETTING, AND PARTICIPANTS Deposition of Aβ was determined in a ...
de Souza Mírley Barbosa MB Laboratory of Carnivore Reproduction, Veterinary School, State University of Ceará, Fortaleza, Ceará, Brazil. Electronic address: - - 2014
This study aimed to examine the Doppler velocimetric pattern of the testicular artery of small dogs in two different locations. Testes of 21 dogs were evaluated by two-dimensional ultrasonography to measure testicular volume and by Doppler ultrasonography to record the velocimetric patterns of the testicular artery in the spermatic cord ...
Hsu Po-Lin PL Department of Cardiovascular Engineering, Institute of Applied Medical Engineering, Helmholtz Institute, RWTH Aachen University, Aachen, - - 2014
The treatment of right ventricular failure is closely linked to effects on pulmonary vascular resistance and thus the right ventricular (RV) afterload. Medical therapy includes afterload-decreasing drugs such as nitric oxide and prostacycline. However, current devices for mechanical unloading of the right ventricle aim at a decrease in preload increasing ...
Weaver Fred A FA Division of Vascular Surgery, Keck School of Medicine, University of Southern California, Los Angeles, CA 90033, USA. Electronic address: - - 2014
The Carotid Revascularization Endarterectomy versus Stenting Trial (CREST) has major implications for the future of carotid revascularization and stroke prevention. The purpose of The William Hinter Harridge Lecture was to discuss the history of carotid revascularization before CREST, to delineate the emergence of carotid artery stenting as an alternative to ...
van Wyk Stevin S Linné FLOW Centre, KTH Mechanics, Royal Institute of Technology, Stockholm SE-100 44, - - 2014
The identification of regions prone to atherogenesis in the arterial network is compounded by the complex, slow interaction of mechanical and biomechanical processes. In recent times simplifications to the analysis of the near wall hemodynamics have been sought-after to identify plaque prone regions. Mean parameters have been defined to analyze ...
Ishida Masaki M Department of Radiology, Mie University Hospital, Tsu, Mie, - - 2014
The assessment of luminal narrowing and altered blood flow in the coronary artery is challenging because of the small size of the vessel and the complex motion caused by cardiac contraction and respiration. Free-breathing, whole-heart coronary magnetic resonance angiography (MRA) has been introduced as a method that can provide visualization ...
Nakamura Reo R Division of Cardiovascular Center, Kouseikai Takeda Hospital, 841-5 Higashishiokoji-cho, Shimogyo-ku, Kyoto, Kyoto, 600-8558, Japan, - - 2014
A 50-year-old man was admitted due to effort chest pain. Coronary angiogram showed a total occlusion of LAD. The 5-French JL 3.5 was engaged into the left coronary artery. The XT-A guidewire was advanced to the distal of the occluded lesion. Contralateral angiography was performed using JL 3.5. The guiding ...
Phillips Aaron A AA University of British Columbia, Experimental Medicine, Vancouver, British Columbia, Canada, International Collaboration on Repair Discoveries, University of British Columbia, Department of Medicine, Vancouver, British Columbia, Canada, University of British Columbia - Okanagan, Centre for Heart, Lung, and Vascular Health, Kelo, Canada, University of British Columbia, Cardiovascular Physiology and Rehabilitation Laboratory, Vancouver, British Columbia, Canada ; - - 2014
After cervical spinal cord injury (SCI) orthostatic hypotension and intolerance commonly ensue. The cardiovagal baroreflex plays an important role in the acute regulation of blood pressure (BP), and is associated with the onset of presyncope. The cardiovagal baroreflex is dysfunctional after SCI, however this may be influenced by either increased ...
Polak Joseph F JF From the Department of Radiology, Tufts University School of Medicine, Boston, MA (J.F.P.); Department of Neurology, University of Miami, FL (R.L.S.); Division of Cardiology (W.S.P.) and Department of Medicine (W.S.P., D.V.), Johns Hopkins University School of Medicine, Baltimore, MD; Department of Neurology, Wake Forest School of Medicine, Winston-Salem, NC (M.K.A.); and Department of Radiology, Saint Elizabeth's Medical Center, Brighton, MA - - 2014
The common carotid artery interadventitial diameter is measured on ultrasound images as the distance between the media-adventitia interfaces of the near and far walls. It is associated with common carotid intima-media thickness (IMT) and left ventricular mass and might therefore also have an association with incident stroke. We studied 6255 ...
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