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Benedetto Filippo - - 2012
Aneurysms of the extracranial internal carotid arteries are rare. They may provoke symptoms of adjacent neurovascular structure compression, cerebral embolization, or rupture. An 81-year-old woman was found to have a saccular aneurysm of 2.2 cm in diameter in the left internal carotid with concomitant kinking. She underwent resection of the ...
Felippe Hermes de Souza - - 2012
The positioning of the internal thoracic artery extra-pleural and perihilar in coronary artery bypass grafting to avoiding anterior aderences and prevent unnecessary damage arterial.
Agrawal Dharmendra - - 2012
Large left atrial mural thrombi in the absence of mitral valve stenosis have been reported rarely in the literature. It is even rarer without history of atrial fibrillation (AF). These masses can cause systemic embolization and sudden circulatory collapse when they obstruct the mitral valve. We are presenting a case ...
Szpinda MichaƂ - - 2012
Normative data on the diameters of the aorto-iliac segment are extremely useful in the diagnosis and monitoring of prenatal arterial variants and pathologies. The present study describes age-specific reference intervals and normal growth curves for the external diameters of the external and internal iliac arteries. Using anatomical dissection and digital-image ...
Li J Q - - 2011
Simultaneous procurement of the pancreas and liver necessitates division of vessels supplying both organs. The integrity of the pancreatic arterial supply appears to be related to surgical complications after pancreas transplantation. We have described herein three cases of gastroduodenal artery (GDA) reconstruction during pancreas transplantation, and reviewed other options for ...
Kato Yoko - - 2011
Objective: To discuss the role of FLOW 800 innovative software for analytical color visualization and objective evaluation of fluorescence videos obtained by microscope-integrated intraoperative indocyanine green (ICG) fluorescence angiography in arteriovenous malformations (AVM) surgery. Materials and Methods: Microscope-integrated intraoperative FLOW 800 was used and evaluated in three consecutive AVM surgeries ...
Bettencourt Nuno - - 2011
Preliminary studies have shown the potential of myocardial computed tomography perfusion (CTP) analysis for ischemia detection in both animals and humans. To provide validation data on stress-rest CTP protocols as additive tools to improve the accuracy of multidetector computed tomography (MDCT) for coronary artery disease (CAD) in symptomatic patients. Ninety ...
Horton Stephen B - - 2011
In recent years, there has been a trend to incorporate arterial filters into cardiopulmonary bypass (CPB) oxygenators. The FX oxygenators are the first examples of integrating a filter around the fibers of the oxygenator. To assess the efficacy of the FX05 oxygenator, in comparison with our existing CPB setup (RX05 ...
Nebout Sophie - - 2012
Hemodynamic monitoring has become a real challenge in the intensive care unit. As an integrative parameter for oxygen supply/demand, venous oxygen saturation (SvO(2)) provided by pulmonary artery catheterization is one of the most popular parameters to assess the adequacy of cardiac output. However, technical limitations and potential iatrogenic complications constitute ...
Davies M G - - 2011
Vein bypass grafting is an integral component of cardiovascular surgical practice for both arterial and venous diseases. However, many of these grafts will eventually fail due to either intrinsic or extrinsic causes. This review examines the current understanding and knowledge of venous histology, vein graft pathology and the associated endothelial ...
Lin Chen - - 2011
The objective of this study was to evaluate the feasibility of endovascular repair of half of the aortic arch in pigs using an improved, integrated, single-branched stent graft for the ascending aorta and brachiocephalic trunk (BCT). We designed an improved stent graft in an integrated fashion and deployed the stent ...
Ljungberg L U - - 2011
OBJECTIVE: A polymorphism in the angiotensin-converting-enzyme gene (ACE I/D) has been associated with abdominal aortic aneurysm and a link between aortic aneurysm and aortic stiffness has been suggested. This study aimed to explore the links between ACE I/D polymorphism, circulating ACE and abdominal aortic wall integrity as reflected by abdominal ...
Iakovou I - - 2011
Despite major improvements in stent technology (i.e., drug-eluting stents, DES), treatment of coronary bifurcations is an ever occurring problem of the interventional cardiology. While stenting the main branch with provisional side branch stenting seems to be the prevailing approach, in the era of DES various two-stent techniques emerged (crush) or ...
Reimers Bernhard - - 2011
Aims: Optical coherence tomography (OCT) is an increasingly used intravascular imaging modality to assess coronary stent implantation and vessel healing. A recently developed catheter (C7 Dragonfly™; LightLab Imaging Inc.,Westford, MA, USA) allows visualisation of peripheral arteries up to 10 mm of diameter with high speed pullback. Safety, feasibility and the ...
Doulias Triantyfllos - - 2011
Benign pulmonary tumours are a less frequent differential diagnosis of the more common malignant pulmonary tumours. They usually present in the younger age groups and are almost invariably inactive on positron emission tomography (PET) studies. We report a unique case of peripheral pulmonary lipoma in an 81-year-old female which showed ...
Stefano Gregory T - - 2011
Fractional flow reserve (FFR) and intravascular imaging respectively provide hemodynamic and anatomical assessments of angiographic intermediate stenoses. Frequency domain optical coherence tomography (FD-OCT) is a promising high-resolution imaging modality, but its clinical use in determining severity of coronary disease has yet to be determined. There, we set out to determine ...
Bakar Bulent - - 2011
A 66-year-old man presented with mild amnesia, progressive fatigue, ataxia, visual hallucinations, and debility. His past medical history included right-sided carotid endarterectomy performed elsewhere 6 years previously. Cranial magnetic resonance imaging showed left parieto-occipital arteriovenous malformation-like tortous vessels, venous congestion, and ischemic areas. Cerebral angiography showed right-sided compound external carotid artery-internal ...
Yedidya Idit - - 2011
Percutaneous pulmonic valve and pulmonic stent implantation have become a well-established treatment for recurrent pulmonic stenosis or insufficiency in patients with repaired congenital heart disease. Late endocarditis is seldom reported, but its diagnosis might be challenging due to the limited visualization of the stented valve or stent by transesophageal echocardiography. ...
Martín-Reyes Roberto - - 2011
We present the case report of a patient presenting with ST segment elevation myocardial infarction due to a subacute drug-eluting stent trombosis within the proximal segment of the left circumflex artery (LCX). Six days before a total chronic occlusion was treated at the mid segment of the LCX by overlapping ...
Rathore Sudhir - - 2010
OBJECTIVES: The purpose of this study was to assess the prevalence and to quantify the thin-cap fibroatheroma (TCFA) and ruptured plaques in patients with coronary artery disease using optical coherence tomography (OCT). BACKGROUND: TCFA lesions are the most prevalent precursors of plaque rupture, and are responsible for acute coronary syndromes ...
Narayanan Sandra - - 2010
Classification, pathophysiology, and endovascular treatment of intracranial dural arteriovenous fistulas are discussed. Risk for neurologic deterioration is based on the presence and extent of cortical venous reflux. Previous endovascular techniques relied heavily on transvenous coil embolization. Recent advances in endovascular materials have facilitated the treatment and cure of many of ...
Katada Yoshiaki - - 2010
We report the case of a 40-year-old woman with posttraumatic arteriovenous fistula of the right radialis indicis artery. The patient was admitted because a pulsatile lesion appeared on her hand after blunt trauma. Liquid sclerotherapy using 3% polidocanol in combination with distal protection using the rubber band technique was undertaken, ...
Houbballah Rabih - - 2010
Internal iliac arteriovenous malformations (AVM) are difficult to treat. Arterial embolization is chosen in most cases but the angio-architecture of these arteriovenous shunts can provide an explanation for the several reported failures. We report the long-term results of peroperative intravenous embolization. Between the years 1980 and 2008, seven patients were ...
Tanaka Toshihide - - 2012
A 61-year-old man presented with left lower quadrianopsia caused by cerebral infarction in the right occpital lobe. Cerebral angiography revealed occlusion of right transverse sinus and Sylvian-middle fossa dural arteriovenous fistula (d-AVF) draining into the Sylvian vein and dilation of basal vein of Rosenthal. Surgical operation with right frontotemporal craniotomy ...
Mukerji Nitin - - 2010
Oculomotor nerve palsy due to a venous varix arising from flow anomalies caused by a dural arteriovenous fistula (AVF) is a rare phenomenon. We report a case of surgical third nerve palsy with a rare underlying AVF as the cause and discuss in detail the patho-anatomy and its significance. A ...
Akyuz Mahmut - - 2010
Non-traumatic multiple saccular aneurysms of the middle meningeal artery are extremely rare lesions. In our case the patient was a 51-year-old woman admitted with complaints of progressive headache. Magnetic resonance imaging showed a dilatation of the vein of galen malformation. Cerebral angiography revealed multiple saccular aneurysms of the middle meningeal ...
Beecher Brett A - - 2010
ABSTRACT: Dialysis associated steal syndrome (DASS) is relatively uncommon but constitutes a serious risk for patients undergoing vascular access operations. We report two patients with DASS where brachial artery vascular access inflow was revised to the proximal radial artery for arteriovenous fistula (AVF) inflow. DASS was resolved in both patients ...
Chen Zhi - - 2010
Venous aneurysm or varix at the venous side of the fistula commonly exist in dural arteriovenous fistula (DAVF) of the anterior cranial fossa, which may be initially mistaken with aneurysm on computed tomography and magnetic resonance imaging, but always identified by angiography. We report a very unusual case of anterior ...
Núñez F - - 2010
Congenital arteriovenous fistulas are exceptional in childhood and imply a therapeutic challenge. A 9-month-old female infant was studied for cephalocorporal disproportion, hypotonia, progressive muscular atrophy and hyperreflexia. Computed tomography of the brain and electroencephalography were normal. Electromyographic patterns suggested proximal myopathic involvement. A continuous murmur with systolic reinforcement was audible ...
Germanwala Anand V - - 2010
Precise surgical localization of small arteriovenous malformations (AVMs), arteriovenous fistulae (AVFs), and aneurysms located in the distal portions of the intracranial arteries can be difficult. We describe a simple and accurate intraoperative angiographic localization technique for small AVMs, AVFs, and distal aneurysms. All patients had routine preoperative diagnostic imaging and ...
Muro Kenji - - 2010
We report an unusual case of a true dural aneurysm arising from the posterior meningeal artery that fed a symptomatic dural arteriovenous fistula located at the right transverse-sigmoid sinus junction. A 29-year-old right-handed white woman presented with aneurysmal dilatation of hypertrophied posterior meningeal artery feeding a partially treated dural arteriovenous ...
Gharaibeh Tareq M - - 2010
An arteriovenous malformation (AVM) is composed of abnormal communications between arteries and veins without the normal intervening capillary bed. An 11-year-old male presented with a painless, doughy submandibular mass. Surgical excision was performed through an intraoral approach; the mass and the surgical field, did not exhibit any significant intraoperative bleeding ...
Tyczynski Pawel - - 2010
Stenting of coronary bifurcation lesions carries an increased risk of stent deformation and malapposition. Anatomical and pathological observations indicate that the high stent thrombosis rate in bifurcations is due to malapposition of stent struts. Strut apposition was assessed with optical coherence tomography (OCT) in bifurcation lesions treated either using the ...
Trivelato Felipe Padovani - - 2010
Dural arteriovenous fistulas (DAVFs) may have aggressive symptoms, especially if there is direct cortical venous drainage. We report our preliminary experience in transarterial embolization of DAVFs with direct cortical venous drainage (CVR) using Onyx. Nine patients with DAVFs with direct cortical venous drainage were treated: eight type IV and one ...
Rabellino M - - 2010
Endovascular treatment can be considered the first line therapy in the majority of dysfunctioning arteriovenous fistula. However, when early thrombosis of the arteriovenous access occurs, surgical treatment is recommended. In these cases, technical problems are the most frequent cause of the malfunction. We report a case of a subacute thrombosis ...
Herrero-Garibi Jesús - - 2010
Optical coherence tomography is a recently developed high-resolution intravascular diagnostic technique. Initially, it was mainly used for characterizing atherosclerotic plaque because it served a number of functions, from identifying plaque with high lipid content to detecting macrophage accumulation, both of which are associated with plaque instability. Currently, there is growing ...
Hsiao Ju-Feng - - 2010
Repeated puncture is a mechanical injury to the hemodialysis accesses. We systemically observed the vascular changes at the puncture segments of arteriovenous fistulas. The native arteriovenous fistulas in 104 patients on maintenance hemodialysis using the buttonhole technique for puncture were studied. We used the duplex scan to observe the intimal ...
Basile Carlo - - 2011
Arteriomegaly and aneurysms proximal to long-standing posttraumatic arteriovenous fistulas (AVF) have been described. Much fewer are the reports of the late occurrence of brachial artery aneurysms following the closure of a hemodialysis AVF. Here, we report the case of a 55-year-old male patient. He had received a cadaver donor kidney ...
Lebreton Guillaume - - 2010
We report the case of a 22-year-old man who presented with a popliteal arteriovenous fistula after a gunshot injury to his right knee. The diagnosis, made in the Emergency Department, was confirmed by arteriography, allowing quick therapeutic intervention. The lesions to the popliteal artery and vein were repaired with a ...
Dashti Shervin R - - 2010
We present our management of a unique case of complex arteriovenous shunt with vascular steal in the left-sided head and neck vessels in a child with CHARGE (Coloboma of the eye, Heart defects, Atresia of the choanae, Retardation of growth and/or development, Genital and/or urinary abnormalities, and Ear abnormalities and ...
Laureys M - - 2010
Pulmonary arteriovenous malformations (PAVMs) are very rare anomalies of the lung parenchyma. Although many patients are asymptomatic, it carries a high risk of severe cerebral complications, and rarely fatal outcome due to rupture of the malformation. There is a strong association with the Rendu-Osler-Weber disease. The patients should be treated ...
Hart Jonathan L - - 2010
The technique of embolization of pulmonary arteriovenous malformations (PAVMs) with the Amplatzer vascular plug (AVP) has been reported, but no large series has evaluated the effectiveness of this relatively new embolic device. The purpose of this study is to assess the role of AVPs in the treatment of PAVMs. Sixty-nine ...
Wang Hongyan - - 2013
Polyarteritis nodosa (PAN) is a vasculitis that typically affects small- and middle-sized arteries of multiple organs. The kidney is most commonly involved. To date, few cases of PAN involving the celiac artery and no cases of iliac artery or internal carotid artery involvement have been published. The most frequent lesions ...
Arráez-Aybar L A - - 2011
We describe a 64-year-old woman evaluated with angiography a case of persistence of a proatlantal artery (type II) with an arteriovenous malformation associated to the posterior cerebral artery. This association has been reported once in the literature consulted. The proatlantal artery arises from external carotid artery, cranial to the origin ...
Savio K - - 2010
The association of Moyamoya disease (MD) with other cerebrovascular disease has been reported in literature but not the occurrence of MD and arteriovenous fistula of the epiaortic vessels. A 61-year old Italian woman was admitted to our Department because of the sudden onset of Broca's aphasia. At general examination she ...
Chong Gabriel T - - 2010
Because of the success of stereotactic radiosurgery (SRS) in the treatment of cerebral arteriovenous malformations (AVMs), SRS is being applied to the treatment of carotid-cavernous dural arteriovenous fistulas (CCDAVFs) when these lesions are not accessible endovascularly. We report a patient with a CCDAVF that could not be accessed endovascularly on ...
Ogawa Katsuhiko - - 2010
Non-traumatic dural arteriovenous fistula/malformation (dural AVF/AVM) presenting with pure subdural hematoma (SDH) is relatively rare. We report on a male patient who showed pure acute SDH and was diagnosed as having dural AVF on the convexity near the superior sagittal sinus (SSS), based on angiographic findings. A 27-year-old man was ...
Tsuang Fon-Yih - - 2010
A serpentine aneurysm is defined as a thrombosed giant aneurysm with internal channel, which mimics a giant arteriovenous malformation on angiography. We report a case of serpentine aneurysm and its radiological characters.
Ghersin E - - 2010
Pulmonary arteriovenous malformations (PAVMs) are abnormal direct communications between pulmonary arteries and pulmonary veins. These abnormal communications result in an anatomical right-to-left shunt that reduces the arterial oxygen saturation and may cause hypoxaemia and dyspnoea. Although PAVMs frequently remain undiagnosed, they are associated with severe morbidity in the form of ...
Knopman J - - 2010
We present a case of delayed aggravation of initially-resolved symptoms in a patient after successful embolization of a T5 spinal dural arteriovenous (AV) fistula with N-butyl cyanoacrylate. The symptoms were attributed to venous thrombosis and resolved with systemic anticoagulation after five days of treatment. Although the most adequate treatment for ...
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