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Obaid Sami - - 2012
BACKGROUND: Endoscopic third ventriculostomy (ETV) is an effective treatment of obstructive hydrocephalus (OH). However, the presence of a large or giant basilar aneurysm is generally considered a contra-indication to ETV for treating hydrocephalus. We report the feasibility and efficacy of ETV for the treatment of hydrocephalus in the presence of ...
Wang Shuang - - 2012
The aim of our study is to present our experience in the diagnosis and treatment of patients with carotid artery rupture (CAR) due to foreign body ingestion. A total of nine admissions with CAR due to foreign body ingestion were recorded in Second Xiangya Hospital between 1969 and 2011. The ...
Vincent Jean-Louis - - 2012
The pulmonary artery catheter (PAC) has been widely used for monitoring of critically ill patients over the years, but with advances in less invasive monitoring techniques, notably echocardiography, there are fewer indications for PAC insertion. Nevertheless, the PAC provides simultaneous monitoring of pulmonary artery pressures, cardiac filling, cardiac output and ...
Semiz-Oysu Aslihan - - 2012
A case of aberrant left pulmonary artery originating from the right pulmonary artery resembling pulmonary artery sling malformation, but without true sling formation, is presented. Anomalous left pulmonary artery was accompanied with long-segment proximal tracheal stenosis and other congenital malformations typically associated with PAS complex. The anomalous pulmonary artery passed ...
Pu Jiantao - - 2012
The airway tree is a primary conductive structure, and airways' morphologic characteristics, or variations thereof, may have an impact on airflow, thereby affecting pulmonary function. The objective of this study was to investigate the correlation between airway tree architecture, as depicted on computed tomography, and pulmonary function. A total of ...
Gordhan Ajeet - - 2012
High flow spontaneous vertebral arteriovenous shunts in patients with fibromuscular dysplasia (FMD) are rare. We present a 59-year-old woman with progressive dizziness, pre-syncopal episodes and tinnitus. Catheter-based angiography identified features of FMD and a high flow, right cervical vertebral artery arteriovenous shunt. Onyx-18 embolization (Onyx liquid embolic system, eV3, Irvine, ...
Emir Mustafa - - 2012
This study was undertaken to compare early postoperative results, programmed multi-detector row computed tomography coronary angiographic patency and midterm results of revascularization by sequential radial artery grafting with those of single radial artery grafting during a five-year period. Patients were grouped as those with sequential radial artery grafts (Group A, ...
Sugahara Takeshi - - 2012
A 36-year-old man with an implanted arteriovenous shunt for hemodialysis was referred for shunt malfunction. Venography of the right upper extremity showed occlusion of the subclavian vein, and a SMART stent was deployed. The fully expanded stent immediately migrated centrally into the left pulmonary artery. As initial efforts to pass ...
Tanweer Omar - - 2012
Aneurysms of the posterior spinal artery (PSA) are rare lesions. Isolated PSA aneurysms, not in the setting of a high-flow environment, are even more rare. In the few reported cases, these lesions have been predominantly resected or observed. The authors report an isolated pseudoaneurysm of the PSA at the T-11 ...
Kim Daniel L - - 2012
OBJECTIVE:: Generally, the sacrifice of arteries that perfuse normal brain parenchyma is avoided. However, there are instances when it is necessary to take certain distal arteries to adequately perform tumor resections or secure vascular lesions. Deciding if the sacrifice of such arteries is safe can be difficult. METHODS:: We present ...
Park Hyo Eun - - 2012
OBJECTIVE: The association between arterial stiffness, as measured by the cardio-ankle vascular index (CAVI), and coronary atherosclerosis, using coronary artery computed tomography (CT), was investigated in the asymptomatic general population, with special interest in subjects with abnormal glucose metabolism. PATIENTS AND METHODS: A total of 158 normoglycemic subjects and 373 ...
Schepers Marcel - - 2013
We present a case of unintended intrathecal cannulation by a pulmonary artery catheter introducer in a patient scheduled for coronary surgery. This complication was likely due to multiple attempts of placing the guidewire. Switching to the straight tip of the guidewire may have created a false route, facilitating entrance in ...
Rabkin Simon W - - 2012
Arterial stiffness constitutes a reduction in the ability of large arteries to readily accommodate the increase in blood ejected from the heart during systole. Propagation of the pulse wave or pulse wave velocity (PWV) is a relatively simple, non-invasive, and reproducible method to determine arterial stiffness. There is mounting evidence ...
Li Ning - - 2012
Since its invention, optical coherence tomography (OCT) has been primarily used for the diagnosis of coronary artery disease. A few feasibility studies of OCT to visualise the pulmonary arteries were reported. However, OCT findings in the pulmonary arteries have not been validated using histology as the gold standard. To validate ...
Poels Mariëlle M F - - 2012
BACKGROUND AND PURPOSE: Aging and vascular risk factors contribute to arterial stiffening. Increased arterial stiffness exposes the small vessels in the brain to abnormal flow pulsations and, as such, may contribute to the pathogenesis of cerebral small vessel disease. In a population-based study, we investigated the association between arterial stiffness, ...
Backer Carl L - - 2012
BACKGROUND: A Kommerell diverticulum (KD) is an aneurysmal remnant of the dorsal fourth aortic arch. This can be an independent cause of tracheoesophageal compression. We previously reported resection of the KD with left subclavian artery transfer to the left carotid artery for recurrent symptoms in patients with a right aortic ...
Moza Ankush - - 2012
A 64 year old female underwent percutaneous coronary intervention (PCI) with stent placement through the femoral approach. On femoral angiography after the PCI, the arterial sheath insertion site was found to be in the inferior epigastric artery and not in the common femoral artery. We used an Angioseal vascular closure device ...
Gundavaram Madhu S - - 2012
Pulmonary artery sling is a rare congential vascular abnormality that is infrequently diagnosed during adulthood. Herein, we present an unusual case of incidental asymptomatic pulmonary artery sling, describe the pathophysiologic features of this condition, and illustrate its diagnostic radiographic features on cross-sectional imaging.
Muradi Akhmadu - - 2012
Thoracic endovascular aortic repair for a descending thoracic aortic aneurysm is an excellent alternative to open surgery, especially in patients with a number of comorbidities. It may cause fatal complications, including aortoesophageal fistula, but these are very rare. Here, we report the case of secondary aortoesophageal fistula four months after ...
Olabiyi Olawale - - 2012
Anomalous origins of both the left and right coronary arteries are rare but have been well documented when both arteries arise from the pulmonary trunk (Angelini et al., Circulation 105:2449-2454, 2002). An anomalous coronary arterial origin from the pulmonary arteries usually involves the left coronary artery (ALCPA) and less frequently ...
Bokov Plamen - - 2012
PURPOSE.: To assess the influence of cardiovascular risk factors on arterial wall growth and the remodeling process. METHODS.: In a theoretical part, we used a well-established relationship linking the rate of thickening of the arterial wall to the circumferential wall stress (CWS) increase. In a clinical part, we measured the ...
Saremi Aramesh - - 2012
To determine the effect of statin use on progression of vascular calcification in type 2 diabetes (T2DM). Progression of coronary artery calcification (CAC) and abdominal aortic artery calcification (AAC) was assessed according to the frequency of statin use in 197 participants with T2DM. After adjustment for baseline CAC and other ...
Demondion X - - 2012
The intervertebral foramen is an orifice located between any two adjacent vertebrae that allows communication between the spinal (or vertebral) canal and the extraspinal region. Although the intervertebral foramina serve as the path traveled by spinal nerve roots, vascular structures, including some that play a role in vascularization of the ...
Blanke Philipp - - 2012
BACKGROUND: TO RETROSPECTIVELY INVESTIGATE THE POTENTIAL CAUSE OF CONTAINED RUPTURE OF THE AORTIC ROOT IN BALLOON-EXPANDABLE TRANSCATHETER AORTIC VALVE IMPLANTATION (TAVI) BY MEANS OF PRE- AND POSTINTERVENTIONAL MULTISLICE COMPUTED TOMOGRAPHY.METHODS AND RESULTS: SEVENTY-TWO PATIENTS (MEAN AGE 827 YEARS, MEAN AORTIC VALVE AREA 0.690.19 CM(2)) UNDERWENT BALLOON-EXPANDABLE TAVI USING THE EDWARDSSAPIEN ...
Yue Brian Yin Ting - - 2012
Postoperative spinal wound dehiscence is a significant complication following the posterior midline approach. It is postulated that this approach disrupts the vasculature supplying the paraspinal muscles and overlying skin. Although the spinal vasculature has been investigated previously, the smaller arterioles have not been described in the context of the posterior ...
Elstner Kristen - - 2012
Schwannoma (neurilemmoma) originating from the pulmonary artery has not before been described. A 65 year-old male presented with dyspnoea on exertion. CT scan was negative for pulmonary thromboembolism, but showed a well circumscribed, heterogeneous mass, 52mm×45mm×41mm, straddling the left pulmonary artery and compressing the left atrium. The mass was found ...
Aoun Salah G - - 2012
BACKGROUND: Spinal artery aneurysms associated with aortic coarctation are exceptionally rare, with only 8 cases reported in the literature that we are aware of, and treatment of the aneurysm described only in one of them. Aortic coarctation often results in an aberrant collateral circulation with hyperdynamic flow and potential spinal ...
Laborda Alicia - - 2012
Bronchial artery embolization (BAE) is the treatment of choice for massive hemoptysis with rare complications that generally are mild and transient. There are few references in the medical literature with acute cerebral embolization as a complication of BAE. We report a case of intracranial posterior territory infarctions as a complication ...
Venieratos Dionysios - - 2012
The anatomy of the celiac trunk and its branches was examined in 77 adult human cadavers of Caucasian (Hellenic) origin. The celiac trunk followed the normal pattern, namely trifurcation to the common hepatic, splenic, and left gastric arteries, in 90.9% of the dissections (70/77). Two different types of trifurcation were ...
Takechi Masaki - - 2012
We report a rare case of coronary anastomoses in an 83-year-old male cadaveric heart. Anomalous vessels arose from the right sinus of the aorta, left main coronary artery, left anterior descending artery, left anterior medial atrial artery, and left subclavian artery. These vessels bifurcated and anastomosed, and finally connected to ...
Yan Tao - - 2012
We sought to explore the pulmonary haemodynamic changes in rheumatic mitral stenosis patients with secondary pulmonary hypertension. The pulmonary artery resistance and compliance of 35 patients with rheumatic mitral stenosis and 12 controls without cardiopulmonary vascular disease were evaluated by using an improved method, which is based on making calculations ...
Stroeh Katja - - 2012
The case of a 22-year old male patient who presented with a congenital coronary arterial fistula from the right coronary artery to the right ventricle is described. The arterial fistula had led to an aneurysm of the right sinus of Valsalva and the proximal right coronary artery. The aneurysm was ...
Guyton Ra - - 2012
We report three patients who had successful transcatheter aortic valve replacement (TAVR) via carotid artery access. None were candidates for thoracotomy (including minimal access incisions) and had no other vascular access sites that would accommodate the transcatheter valve sheath. Antegrade carotid perfusion and retrograde insertion of the delivery sheath maintained ...
Badr Salem - - 2012
Distal anastomotic lesions are the most common reason for venous and arterial graft failure. Redo coronary artery bypass surgery carries a higher risk for mortality and non-fatal myocardial infarction. Many operators therefore consider percutaneous coronary intervention as a good alternative for relieving angina symptoms in this subset of patients with ...
Magalhães Marco A - - 2012
We report a case of transcatheter aortic valve implantation (TAVI) with the self-expanding Medtronic CoreValve bioprosthesis (Medtronic, Minneapolis, Minnesota) through a diseased left common carotid (LCC) artery. This 81-year-old male patient presented with heart failure due to a severe degenerative aortic valve stenosis. Comorbidities included diabetes, hypertension and dyslipidemia as ...
Chugh Sanjay Kumar - - 2012
OBJECTIVES: To assess feasibility & utility of imaging of both arms using ultrasound to facilitate transradial & transulnar coronary angiograms (CA) and intervention. BACKGROUND: Despite well recognized advantages, trans-radial approach (TRA) has challenges that reduce procedural success including small arterial size, anatomical variations & anomalies of radial artery. The utility ...
Seker Fatih - - 2012
INTRODUCTION: Cerebral vasospasm is a severe complication of subarachnoid hemorrhage (SAH). The calcium channel inhibitor nimodipine has been used for treatment of cerebral vasospasm. No evidence-based recommendations for local nimodipine administration at the site of vasospasm exist. The purpose of this study was to quantify nimodipine's local vasodilatory effect in ...
Chandra Abhijit - - 2012
PURPOSE: Antropylorus transposition in the perineum for end-stage anal incontinence has shown to be feasible in humans. Vascular anatomy of the antro-pyloro-duodenal area is critical in preventing complications and increasing pyloric graft survival. This study was undertaken to examine the vascular anatomy of antro-pyloro-duodenal area in an attempt to safeguard ...
Shabanian Reza - - 2012
The fundamental role of pulmonary vascular resistance in the Fontan circulation is obvious. Medications decreasing this resistance may have an impact on the fate of this population. Hence, we assessed noninvasively the effect of oral sildenafil on the ventriculo-arterial coupling in patients with Fontan circulation. In a single-center, prospective case ...
Aydin Suna - - 2012
This study aimed to examine the effects of CPB on salusin-α, salusin-β and apelin-36 bioactive peptides in people who are planned to undergo coronary artery bypass graft (CABG) operation due to coronary artery disease and to explore whether these peptides are produced in human aortic, saphenous and arterial tissues. The ...
Milisavljevic M - - 2012
Duplication of the superior vena cava (SVC), associated with an aberrant left hepatic vein (LHV), was found in one of the 58 dissected specimens. The right SVC virtually showed a typical appearance. The persistent left SVC, which drained into the right atrium via the enlarged coronary sinus, was formed by ...
Yang Zhao-Hua - - 2012
Endovascular treatment has emerged as a less traumatic alternative treatment for several diseases of the thoracic aorta. However, the complications of the endovascular management of ascending aortic dissections are still high. We present a case of two iatrogenic complications after endovascular repair (EVAR) of type A (ascending) aortic dissection. Retrograde ...
Uchino Akira - - 2012
Rarely, the ophthalmic artery (OA) arises from the cavernous segment of the internal carotid artery (ICA) inferolaterally and enters into the orbit via the superior orbital fissure. This anomalous OA that originates from the inferolateral trunk is regarded as a persistent dorsal OA. Extremely rarely, both normal OA and persistent ...
Gutzeit Andreas - - 2012
INTRODUCTION: The purpose of the present study was to analyze complications following antegrade puncture of the common femoral artery (CFA) and the superficial femoral artery (SFA) using vascular closure systems (VCS). METHODS: A single-center, retrospective study was performed after obtaining approval from the institutional review board and informed consent from ...
Fansa Hisham - - 2012
ABSTRACT: The internal mammary artery (IMA) is the standard recipient vessel for autologous breast reconstruction. To save the IMA for bypass surgery, to keep flap pedicles short, and to allow better flap positioning, the IMA perforators were used. Forty-six flaps for immediate breast reconstructions were performed in 39 patients. In ...
Piola Marco - - 2012
The present contribution reviews recent progress in bioengineering approaches used to mimic arterial hemodynamic conditions in vascular grafts and vessel substitutes used in vascular surgery. While implantation of vascular bypasses is still the primary option for cardiac and vascular surgeons to recover blood perfusion in cardiac and peripheral ischemic tissues, ...
Farnoush A - - 2012
BACKGROUND AND PURPOSE:EL associated with ruptured aneurysms is higher than that for unruptured aneurysms. In this study, the effect of arterial morphologic variation of bifurcation aneurysms on EL was investigated in idealized models of middle cerebral artery aneurysms.MATERIALS AND METHODS:Bifurcation angle configuration and DA ratio were evaluated in 6 idealized ...
Warwick Geoffrey - - 2012
Over the last decade, several new agents have been developed for the treatment of pulmonary arterial hypertension (PAH), and blood biomarkers have been developed which aim to monitor such treatment, and which correlate well with physiological parameters, symptoms and mortality. However, little is known regarding biomarkers collected using non-invasive methods ...
Iwai Toshinori - - 2012
It is recognized that the branches of the external carotid artery (ECA) can show variation, but the presence of a thyrolinguofacial trunk is extremely rare and always originates from the ECA. We report a case of the thyrolinguofacial trunk arising from the carotid bifurcation (CB) on the left side in ...
Haddad Samuel - - 2012
A 60-year-old man had progressive paraparesis, paresthesia of both lower limbs and sphincter dysfunction. He underwent MRI, which revealed perimedullar abnormal vascular channels associated with a hypersignal in the thoracolumbar cord. Because of the patient's age and symptomatology, a dural arteriovenous shunt was first suspected. MRA confirmed dilatation of the ...
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