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Lew Susie Q SQ Division of Renal Diseases and Hypertension, Department of Medicine, The George Washington University School of Medicine and Health Sciences, Washington, District of Columbia - - - 2014
This article reviews the conventional vascular access types in the upper extremities for hemodialysis. We performed a literature search for autogenous arteriovenous fistula in the upper extremities. The upper extremities have four potential sites: radio-cephalic or radio-basilic transposition in the forearm, and brachio-cephalic or brachio-basilic transposition in the upper arm. ...
van Stee Lucinda L Universiteitskliniek voor Gezelschapsdieren, Utrecht University, Yalelaan 108, 3584 CM, Utrecht, The Netherlands (van Stee); Department of Small Animal Clinical Sciences, College of Veterinary Medicine, University of Florida, Gainsville, Florida, USA (Boston); Ontario Veterinary College Teaching Hospital, Department of Clinical Studies (Singh, Richardson, Abrams-Ogg), Department of Pathobiology and Animal Health Laboratory (Vince), University of Guelph, Guelph, Ontario; Animal Referral Hospital, Homebush and Baulkam Hills, Australia - - 2014
We describe 3 cases of cats that were presented with a sudden onset of monoparesis as a result of arterial thromboembolism without evidence of cardiovascular disease that were subsequently diagnosed with a primary pulmonary carcinoma. Arterial tumor thromboemboli due to pulmonary carcinoma should be considered as a differential diagnosis in ...
Sen Supratim S 1Institute of Cardiac Sciences,The Mission Hospital,Durgapur,West - - 2014
We describe two cases of anomalous origin of the left lower-lobe pulmonary artery from the right pulmonary artery. The primary diagnosis was mitral atresia, hypoplastic left ventricle, aortic arch hypoplasia in the first child, and tetralogy of Fallot in the second. In both cases, the pulmonary trunk gave rise to ...
Krishna Rama K RK From the Columbia University Division of Cardiology, Mount Sinai Medical Center, Miami Beach, - - 2014
The 3-hydroxy-3-methylglutaryl-CoA reductase inhibitors (statins) are used extensively in the treatment of hyperlipidemia. They have also demonstrated a secondary benefit in a variety of other disease processes, actions which are known as pleiotropic effects. Review of the current pulmonary literature suggests a potential advantage of statin usage in a variety ...
Kanaganayagam Gajen Sunthar GS Imperial College Healthcare Trust, Hammersmith Hospital, Du Cane Road, London W12 0HS, United Kingdom. Electronic address: - - 2014
Obstructive coronary artery disease due to atherosclerosis remains the commonest cause of chest pain, although several other conditions involving the coronary arteries, cardiac and non-cardiac structures can also result in chest pain syndromes. CT coronary angiography (CTCA) provides a non-invasive method for anatomical imaging of coronary artery disease. Whilst it ...
Farrokh Donya D Medical Imaging Department, Imam Reza University Hospital, Mashhad University of Medical Sciences, Mashhad, - - 2014
Pulmonary actinomycosis is a rare chronic pulmonary infection caused by actinomyces, a Gram-positive, microaerophilic bacterium. Pulmonary involvement other than cervicofacial or abdominopelvic actinomycosis is uncommon and often leads to a misdiagnosis of pulmonary tuberculosis or lung cancer. Endobronchial involvement is very rare in pulmonary actinomycosis. Here in, we describe the ...
Xianjun Huang H Department of Neurology, Yijishan Hospital of Wannan Medical College, Wuhu, - - 2013
We conducted a review of the safety and outcomes of endovascular intervention in patients with internal carotid artery dissection (ICAD). A literature review was performed. PubMed and Medline databases were searched from inception to September 2012 with the key words 'carotid artery' (title), 'dissection' (title) and 'endovascular' (title/abstract). All studies ...
Feng Wenjing - - 2013
Cytochrome P450 epoxygenase-derived epoxyeicosatrienoic acids (EETs) have multiple biological functions in cardiovascular homeostasis. The anti-inflammatory, anti-migratory and pro-proliferative effects of EETs suggest a possible beneficial role for EETs in the apoptosis, proliferation and migration of pulmonary vascular cells. In this study, we investigated the effects of exogenous EETs and cytochrome P450 2J2 ...
Kantarci Mecit - - 2012
In this review, we aimed to outline the clinical and pathological conditions for which multidetector computed tomography coronary angiography (MDCT-CA) should be the preferred method because of its advantages over conventional coronary angiography (CCA). A consistent body of literature suggests that MDCT-CA is more than just complementary to CCA and ...
Alsaadi M - - 2012
We describe 10-month-old identical female twin infants, one with primary left-sided pulmonary agenesis and the other with primary left-sided pulmonary hypoplasia. They came to our outpatient clinic complaining of persistent dry cough. The clinical examination revealed decreased air entry over the left hemithorax. Chest x-rays showed complete left-sided radio-opacity in ...
Funder Jonas Amstrup - - 2012
Introduction of stentless valves into clinical practice has not replaced stented valve prosthesis as expected a decade ago. With respect to clinical parameters such as transvalvular pressure differences, left ventricular mass regression as well as a possible survival benefit, there are many contradictory studies published. The overall dilemma is the ...
Lacroix G - - 2011
BACKGROUND: Cerebral vasospasm is the main cause of neurological mortality and morbidity following subarachnoid hemorrhage. Basilar artery vasospasm (BAVS) is associated with a high morbidity and may have multiple clinical presentations. METHODS: We report the case of a 43 years-old man with BAVS presenting as a reversible locked-in syndrome (LIS) after ...
Neequaye Simon K - - 2011
Atherosclerotic disease of the carotid bifurcation is associated with an increased risk of both stroke and transient ischaemic attack. Carotid artery stenting (CAS) offers an alternative approach to carotid endarterectomy (CEA) in both symptomatic and asymptomatic individuals. The National Institute for Health and Clinical excellence (NICE) guidance for CAS in ...
Izzat Mohammad Bashar - - 2012
Based on the natural mathematical relationships between the components of the human tri-leaflet aortic valve, new calibrated cusp sizers were developed in order to facilitate aortic valve assessment in the operating room and enhance the chance for a perfect restoration of aortic valve competence. These sizers were used clinically to ...
Rohde S - - 2011
Stent retrievers are increasingly used for flow restoration and thrombectomy in acute embolic stroke. First clinical results support the potential of these new devices, in particular the ability to rapidly restore flow and effectively retrieve clots from large intracranial arteries, with favorable clinical results in preliminary patient series. This article ...
Tubbs R Shane - - 2011
PURPOSE: The medial tentorial artery (MTA) of Bernasconi-Cassinari has been associated with many neurosurgical pathologies, including tentorial and petroclival meningiomas, dural arteriovenous fistulae, hemangioblastomas, moyamoya disease, arteriovenous malformations, trigeminal neuromas, and malignant gliomas. This vessel may function as a source of collateral blood supply for the posterior circulation. Our goal ...
Peck Marissa - - 2012
Dacron® (polyethylene terephthalate) and Goretex® (expanded polytetrafluoroethylene) vascular grafts have been very successful in replacing obstructed blood vessels of large and medium diameters. However, as diameters decrease below 6 mm, these grafts are clearly outperformed by transposed autologous veins and, particularly, arteries. With approximately 8 million individuals with peripheral arterial ...
Abdel-Wahab Mohamed - - 2011
Background:  Despite widespread penetration of drug-eluting stents (DES) in clinical practice, a relevant percentage of patients with coronary artery disease are still treated with bare-metal stents (BMS). Contemporary BMS, however, are less well investigated and comparative data on clinical outcome are lacking. Methods and Results:  This single-center registry aimed to ...
Margey Ronan - - 2011
Atherosclerotic renal artery stenosis is a common clinical problem for which the optimal therapeutic strategy remains to be defined. However, renal artery stenting procedures have significantly increased as one approach to treat this clinical problem. Despite improvements in device design and technical performance of the procedure, the benefits and results ...
Schnorr B - - 2011
The use of drug-coated balloons (DCB) for preventing restenosis in both coronary and peripheral arteries has received increasing attention. The first successful clinical outcomes in inhibiting restenosis have been reported for paclitaxel-coated balloons. Paclitaxel is a lipophilic substance characterized by rapid intracellular uptake and irreversible binding to microtubules. In this ...
Kandzari David E - - 2011
Coronary artery bypass grafting (CABG) has been considered the standard therapy for unprotected (nonrevascularized) left main coronary disease (ULM). However, increasing experience with ULM percutaneous coronary intervention (PCI) has resulted in high procedural success and favorable early and late clinical outcomes. In particular, reduction in clinical restenosis with drug-eluting stents, ...
Molinari F - - 2011
The aim of this paper is the description of a novel and completely automated technique for carotid artery recognition, far (distal) wall segmentation, and intima-media thickness (IMT) measurement, a strong clinical tool for risk assessment for cardiovascular diseases. The architecture of Completely Automated Multi-resolution Edge Snapper (CAMES) consists of two ...
Moulias Athanasios - - 2011
The extensive use of stents during percutaneous coronary intervention (PCI) is associated with concerns about their potential adverse effects. In-stent restenosis and stent thrombosis definitely significantly affect the PCI outcome. However, review of recent relevant studies suggests that stent-related problems may have been somewhat overestimated when compared to coronary artery ...
Thieme Sven F - - 2011
OBJECTIVE: To correlate a Dual Energy (DE)-based visual perfusion defect scoring system with established CT-based and clinical parameters of pulmonary embolism (PE) severity. METHODS: In 63 PE patients, DE perfusion maps were visually scored for perfusion defects (P-score). Vascular obstruction was quantified using the Mastora score. Both scores were correlated ...
Mohseni Shahin - - 2011
The purpose of this study was to determine the diagnostic accuracy of the 64-slice multidetector computed tomography (MDCT) in detecting active pelvic arterial bleeding associated with blunt pelvic fractures. We hypothesized that this modality yields high accuracy. We conducted a retrospective review of all MDCT detected pelvic fractures over an ...
Ranchod A I - - 2011
This report describes imaging in a patient with a unique unnamed carotid-basilar anastomosis, where the entry into the skull was via the jugular foramen. There were associated findings of absent right and hypoplastic left vertebral arteries and an aberrant right subclavian artery. We speculate that the persistent anastomosis is developmentally ...
Celis Rolando - - 2011
The management of carotid stenosis is in evolution. Carotid endarterectomy has been the gold standard for the treatment of carotid stenosis for many years. However, recently, carotid angioplasty and stenting has emerged as a feasible and relatively safe management alternative. The appropriate clinical setting for its preferential use over carotid ...
Choi Jae-Hyung - - 2011
The purpose of this study was to analyze the clinical and anatomic features involved in determining treatment modalities for anterior communicating artery (AcoA) aneurysms. The authors retrospectively evaluated 112 AcoA aneurysms with pretreatment clinical features including age, Hunt and Hess grade, medical or neurological comorbidity, and anatomical features including aneurysm ...
Shoemake Brittany D - - 2011
We present a rare case of a single coronary artery originating from the right sinus of Valsalva. The incidence of this anomaly is 0.004%.
Iwata Tomonori - - 2011
BACKGROUND:: Long-term angiographic and clinical outcome following stenting by flow reversal technique (FRT) for chronic occlusions (COs) of the cervical internal carotid artery (ICA) or vertebral artery (VA) is unknown. OBJECTIVE:: The aim of our retrospective study was to investigate the feasibility, safety and long-term outcome of stenting by FRT ...
Alhaji Mohammad - - 2011
Aortic dissection is an uncommon and often life-threatening condition. It usually presents with classic symptoms, such as severe tearing chest pain radiating to the back associated with acute hemodynamic compromise. Painless aortic dissection is often an under-recognized entity. Its incidence is low, but represents an important clinical dilemma that requires ...
Dattilo Philip B - - 2011
Critical limb ischemia (CLI) represents the most severe clinical manifestation of peripheral arterial disease, defined as the presence of chronic ischemic rest pain, ulcers, or gangrene attributable to objectively proven arterial occlusive disease. The dominant pathology underlying CLI is atherosclerosis, distributed at multiple levels along the length of the lower ...
Hosaka Akihiro - - 2011
Thoracic venous aneurysm is an extremely rare condition. This report describes the case of a 70-year-old woman with a left brachiocephalic venous aneurysm that caused recurrent nerve paralysis. Contrast-enhanced computed tomography and venography revealed a venous aneurysm, 4 cm in size, located adjacent to the venous angle. Anticoagulation therapy was ...
White Christopher J - - 2011
Chronic mesenteric ischemia (CMI) is the most common vascular disorder involving the intestines, however it is unusual in clinical practice. The redundancy of the visceral circulation with multiple interconnections between the superior mesenteric artery (SMA) and the inferior mesenteric artery (IMA) is the most likely explanation for the infrequent occurrence ...
Chang Il Soo - - 2011
PURPOSE: To evaluate the influence of heavy calcification on iliac arterial stent expansion and patency and to define the spatial relationship between the stent and heavy calcifications on computed tomography (CT). MATERIALS AND METHODS: Thirteen patients (11 men, two women; mean age, 66.5 y) with 14 heavily calcified iliac arteries ...
Gállego Culleré Jaime - - 2011
During the past few years, the branch syndromes have been ascribed to pontine lesions, and the development of neuroimaging techniques has renewed the interest in exploring their clinical-radiological correlation. Brain imaging via MRI has helped in the diagnosis and accurate localization of lesions. From classic studies it is now accepted ...
Hayreh Sohan Singh - - 2011
The initial section deals with basic sciences; among the various topics briefly discussed are the anatomical features of ophthalmic, central retinal and cilioretinal arteries which may play a role in acute retinal arterial ischemic disorders. Crucial information required in the management of central retinal artery occlusion (CRAO) is the length ...
Ibáñez-Contreras Alejandra - - 2011
In subclavian steal phenomenon (SSP), the subclavian artery develops a stenoocclusive disease proximal to the origin of the vertebral artery, leading to pronounced hemodynamic changes such as arterial flow reversal. Although SSP is a common echographic finding in humans, the phenomenon occurs only rarely in animals; consequently its physiologic features ...
Ryu Chang-Woo - - 2011
The occurrence of a vascular perforation during an endovascular procedure is an unexpected and feared complication which can be fatal. However, the incidence, risk or the mechanism of vascular perforation which can occur in the endovascular management of aneurysms remains unclear. The purpose of the present study was to evaluate ...
Eid N - - 2011
Anomalous branching pattern of the left external carotid artery (ECA) was detected in an old man. The ECA branched into high submental artery and large transverse facial artery ending as angular artery compensating for concurrent agenesis of ipsilateral facial artery. The lingual artery gave direct branch to the submandibular gland, ...
Calviere L - - 2011
Unruptured intracranial artery aneurysms (IAs) can be revealed by cerebral ischemia. Little is known on the clinical course and outcome of patients with this condition. We report our findings in a consecutive series of 15 such patients. We retrospectively analyzed patients with ischemic stroke (IS) or transient ischemic attack (TIA), ...
Guinn Nicole R - - 2011
BRIEF SUMMARY: We describe the use of adenosine-induced cardiac arrest to facilitate intracranial aneurysm clip ligation. Cerebral aneurysms are highly variable which may result in difficult surgical exposure for clip ligation in select cases. Secure clip placement is often not feasible without temporarily decompressing the aneurysm. This can be accomplished ...
Thiene Gaetano - - 2011
In recent years, there has been a revival in the use of bioprosthetic valves as aortic substitutes. For example, during 2008 in Germany, among 12,397 patients who underwent isolated aortic valve procedures, 78% received a biological prosthesis and 21% a mechanical valve, while only 1% underwent valve repair. However, whilst ...
Arntzen K A - - 2011
Carotid artery atherosclerosis is a major risk factor for stroke and subsequent cognitive impairment. Recent studies indicate that carotid atherosclerosis without clinical stroke may also be an independent risk factor for cognitive decline and dementia. Ultrasonography is an easily assessable and non-invasive method to measure different stages of the carotid ...
Tomura Noriaki - - 2011
The use of 3-dimensional computed tomography angiography (3D-CTA) for clipped aneurysms is limited. Usefulness of 3D-CTA with elimination of bone and clips was evaluated in patients with clipped cerebral aneurysms. Forty-three clipped cerebral aneurysms were included. As review of digital subtraction angiography after surgery is the current gold standard, the ...
McNulty Maggie L - - 2011
The natural history and optimal treatment for unruptured cerebral aneurysm and arteriovenous malformations (AVMs) remains unknown. The prevalence of intracranial aneurysms is estimated to be between 1% and 5%. The annual risk of rupture for small aneurysms in the anterior circulation is low. Factors that are associated with increased risk ...
Tormenti Matthew J - - 2011
The authors report a case of a posterior inferior cerebellar artery origin aneurysm causing brainstem compression and swallowing difficulty. The patient had an ipsilateral microvascular decompression of cranial nerve VII for hemifacial spasm 27 years prior to the discovery of the aneurysm. The aneurysm was successfully treated endovascularly. A discussion ...
Weber Howard S - - 2011
We describe the use of multiple Amplatzer vascular plugs which were intentionally placed so as to isolate a large azygous vein aneurysm with intraluminal thrombosis, which had resulted in a previous pulmonary embolus. This technique avoided the need for an invasive thoracotomy and aneurysm resection or attempting to directly fill ...
Chan Annie - - 2011
Macular edema is a common cause of visual loss in patients with retinal vein occlusions. Ozurdex(®), a dexamethasone intravitreal implant, has been shown in randomized controlled trials to reduce macular edema and improve visual acuity in patients with either branch retinal vein occlusions or central retinal vein occlusions. It was ...
Jafri Syeda S Department of Medicine, Addenbrooke's Hospital, Cambridge, - - 2011
Although hypoxic pulmonary vasoconstriction is a well-recognized physiological phenomenon it is unusual to observe and assess its efficiency in clinical practice. Here, we report the case of a 50-year-old female who presented with unilateral incomplete bronchial occlusion due to a carcinoid tumor involving the left main bronchus in the absence ...
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