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Zhao Jing - - 2011
BACKGROUND: Surveillance conventional coronary angiography (CCA) is recommended after stent supported percutaneous coronary intervention due to the unpredictable occurrence of in-stent restenosis (ISR). We explored the ability of 64-slice computed tomography angiography (CTA) to detect ISR after stenting of the coronary artery and analyzed the factors influencing imaging quality. MATERIALS ...
Gokkaya C S - - 2011
This study aimed to investigate the predictive accuracy of carotid and cavernosal Doppler ultrasound findings for discriminating patients with vasculogenic erectile dysfunction (ED). Fifty patients with complaints of ED were included. B-mode ultrasound of bilateral carotid arteries were performed and peak systolic velocity (PSV), end-diastolic velocity (EDV) and intima-media thickness ...
Siegenthaler Nils - - 2011
We sought to compare the inferior vena cava diameter measured by transthoracic echocardiography and by transesophageal echocardiography in human and animals. Transthoracic echocardiography yielded lower inferior vena cava diameter values than transesophageal echocardiography. Adult and pediatric intensivists should pay attention to the risk of false measurement of the inferior vena ...
Horiuchi Tetsuyoshi - - 2011
Although the cerebral aneurysm clip "scissoring" phenomenon is known to occur due to twisting of the aneurysm clip blades during surgery, there have been few previous studies of scissoring. In the present study, we examined the in vitro endurance of clip twisting to assess clip scissoring. To evaluate the clip-scissoring ...
Ding Y H - - 2011
SUMMARY:Elastase incubation was performed in the LCCA in 13 New Zealand white rabbits. Three weeks after incubation, DSA demonstrated that 10 (10/13, 77%) bifurcation-type aneurysms at the origin of the LCCA were present; mean aneurysm neck, width, and height values were 3.7 ± 1.1, 3.8 ± 0.9, and 8.7 ± ...
Rodriguez Guido - - 2011
RATIONALE AND OBJECTIVES: Cross-sectional imaging is being increasingly proposed as a suitable tool to characterize carotid plaques. The aim of this work was to correlate the Doppler velocity parameters with the cross-sectional percent stenosis (CPoS) of internal carotid artery (ICA) and to identify the cutoff values of these parameters in ...
Kim Jung-Sun - - 2011
We aimed to evaluate the correlation of angiographic late loss (LL) with the degree of in-stent neointimal proliferation assessed by optical coherence tomography (OCT) and histology. Angiographic LL is the most common endpoint used in clinical trials for the evaluation of the efficacy of drug-eluting stents (DES). However, there are ...
Frea Simone - - 2011
Objectives: Evaluate echocardiographic predictors of pulmonary artery hypertension (PAH) in a prospective cohort of patients with systemic sclerosis (SSc). Methods: 38 patients with SSc who did not have PAH and significant left heart disease, with peak tricuspid regurgitant velocity (TRV) ≤ 2.8 m/sec and systolic pulmonary artery pressure (sPAP) < ...
Joutsiniemi Esa - - 2011
AIMS: Accelerated flow at the site of flow-limiting stenosis can be detected by transthoracic Doppler echocardiography (TTDE). We studied feasibility and accuracy of sequential coronary computed tomography angiography (CTA) and TTDE in detection of haemodynamically significant coronary artery disease (CAD). METHODS AND RESULTS: We prospectively enrolled 107 patients with intermediate ...
Kayan Mustafa - - 2012
Availability and utilization of computed tomography angiography has been increasing recently. We aimed to assess the effectiveness of low amount of contrast media and low kV value in order to reduce possible side effects of contrast media and to provide optimization of kV value in the evaluation of the carotid ...
Beitzke Dietrich - - 2011
OBJECTIVE: To assess radiation dose and diagnostic image quality of a low-dose (80 kV) versus a standard-dose (120 kV) protocol for computed tomography angiography (CTA) of the supra-aortic arteries. METHODS: 64-slice CTA of the supra-aortic arteries was performed in 42 consecutive patients using randomly either 80 or 120 kV at 300 absolute mAs. ...
Bakalli Aurora - - 2011
BACKGROUND: Interatrial septal anomalies, which include atrial septal defect, patent foramen ovale, and atrial septal aneurysm, are common disorders among adult patients. Early detection of interatrial septal anomalies is important in order to prevent haemodynamic consequences and/or thromboembolic events. Electrocardiogram offers some clues that should serve as hints for detection ...
Funder Jonas Amstrup - - 2011
Regions of turbulence downstream of bioprosthetic heart valves may cause damage to blood components, vessel wall as well as to aortic valve leaflets. Stentless aortic heart valves are known to posses several hemodynamic benefits such as larger effective orifice areas, lower aortic transvalvular pressure difference and faster left ventricular mass ...
Zhao Qian - - 2011
INTRODUCTION:: Studies have shown that atherosclerosis in coronary arteries is closely related to that in carotid arteries, but there are few investigations on the correlation between unstable plaques in these 2 vascular beds. The authors aim to investigate the correlation between coronary plaque phenotype and carotid plaque composition. METHODS:: Patients ...
Jiang G-Q - - 2011
Few studies have addressed the relationship between starting hemoglobin (Hb) value and early phase prognosis after liver transplantation (OLT). The aim of our study was to determine the relationship between the starting Hb value and the early phase prognosis after OLT by retrospectively reviewing the medical records of 102 consecutive ...
Ben-Dor Itsik - - 2011
Aims: Fractional flow reserve (FFR) of <0.8 or 0.75 is currently used to guide revascularisation in lesions with intermediate coronary stenosis. We assessed whether there is an intravascular ultrasound (IVUS) measurement that can reliably be used to predict when patients should undergo intervention. Methods and results: The analysis included 92 ...
Rogosić Veljko - - 2011
The aim of this work is to examine the role of circulating platelet aggregates (CPA) at pseudoexfoliation glaucoma (PXG), haemodynamic changes in the ophthalmic artery by ultrasonic color Doppler, searching for visual field progression. Vascular component at PXG and its role in VF progression dynamics has not been sufficiently explained, ...
Tawfik Ahmed M - - 2011
The purpose of this study is to evaluate the effect of arterial input selection on perfusion CT parameters of head and neck tumors. Perfusion calculations were done for 50 cases using deconvolution-based software. Peak enhancement values of the ipsilateral internal carotid artery (ICA) and external carotid artery (ECA) were recorded. ...
Nakamura Takashi - - 2011
We present a rare case of a distal anastomotic pseudoaneurysm after bypass grafting to a porcelainized peroneal artery. Successful management was achieved by percutaneous thrombin injection. This case illustrates the value of nonsurgical intervention for this rare but difficult problem.
Connell Lara - - 2011
INTRODUCTION: We aimed to investigate the value of the hyperdense basilar artery (HBA) sign and of basilar artery (BA) attenuation measurements as predictors of basilar artery occlusion (BAO) on nonenhanced cranial CT (NECT). METHODS: Forty-one consecutive patients with proven BAO in CT angiography, who had undergone NECT for initial evaluation ...
Kondo Naru - - 2011
We herein report the case of a 49-year-old male patient with a ruptured aneurysm originating in the left colic artery, which was successfully treated by transcatheter arterial embolization (TAE) Abdominal computed tomography revealed a large hematoma with a central small aneurysm in the left upper abdomen. Celiac and superior mesenteric ...
Mutlak Michael - - 2011
This report describes a case of variant angina induced by epidural infusion of bupivacaine hydrochloride for the treatment of intractable low back pain in a 66-year-old male patient with lumbar discopathy. Severe reversible coronary artery spasm of right coronary artery was demonstrated by coronary angiography. Withdrawal of epidural anesthesia and ...
Abdou Sayed M - - 2011
In transradial renal intervention, the long distance between the vascular access and the target lesion represents a major issue. The 100 cm guiding catheter (GC) may be too short to engage the renal artery particularly in tall patients or with excessive aortic turtousity. On the other hand, with the use ...
Gruber A - - 2011
SUMMARY: This report describes the management of a fusiform peripheral middle cerebral artery aneurysm by endovascular parent artery occlusion under bypass protection. Localization of the recipient cortical artery was accomplished after craniotomy by superselective injection of diluted ICG dye via a microcatheter positioned proximal to the aneurysm. This report demonstrates ...
Caravita Sergio - - 2011
Intravenous periodic Iloprost is proven effective in the treatment of Raynaud phenomenon (RP) related to connective tissue disorder (CTD). It's well known that synthetic prostaglandins are effective drugs for the treatment of pulmonary arterial hypertension (PAH), and that PAH is frequently associated with CTD. The aim of the study is ...
Caspary L - - 2011
Vasculitides are inflammatory diseases affecting large, medium or small sized vessels, caused by various immunological processes and possibly triggered by infectious agents. Vascular medicine is particularly concerned with vasculitides affecting large vessels: Takayasu arteritis (TA) and giant cell arteritis (GCA, temporal arteritis), which are determined by a similar special immunopathology, ...
Karatza Ageliki - - 2011
The anomalies of the umbilical vessels are uncommon, with the exception of a single umbilical artery. We report a term female infant with fetal hydrops, hypertrophic cardiomyopathy, and a four-vessel umbilical cord consisting of two umbilical arteries and two umbilical veins. The presence of two veins in the umbilical cord ...
Onal Baran - - 2011
PURPOSE: Vascular access device fragment embolization is a relatively rare but potentially serious complication. The purpose of this study was to report our experience with endovascular retrieval of embolized vascular access device fragments by interventional radiological means. MATERIALS AND METHODS: Ten patients with a vascular access device fragment embolism were ...
Rao Manoj V - - 2011
Renal vein aneurysms are exceedingly rare. There are only 8 reported cases in the literature. We present the first case of a renal vein aneurysm discovered incidentally during a laparoscopic radical nephrectomy and discuss its intraoperative management.
Lee In Sook - - 2011
Purpose: The purpose of this study is to investigate immediate changes in the blood retinal barrier (BRB) after the infusion of triolein emulsion. Materials and Methods: Triolein emulsion was infused into the carotid artery of 12 cats to induce experimental fat embolism. The injection of fluorescein dye into the carotid ...
Savić Zivorad N - - 2011
The increased thickness of the carotid wall >1 mm is a significant predictor of coronary and cerebrovascular diseases. The purpose of our study was to assess the agreement between multidetector row computed tomography angiography (MDCTA) in measuring carotid artery wall thickness (CAWT) and color Doppler ultrasound (CD-US) in measuring intimae-media ...
Nishiyama Jun'ichi - - 2011
Objective: In perioperative management, prothrombin time (PT) expressed as the international normalized ratio (INR) is an important preoperative test to assess bleeding risk. It is also used to assess the effect of discontinuing anticoagulant therapy, to determine whether to treat patients with vitamin K or fresh frozen plasma, and to ...
Yekeler E - - 2011
This study aimed to determine the predictive value of intercostal and pulmonary artery Doppler flow patterns in the outcome of childhood pneumonia. Pneumonia was classified according to type of pleural effusion and the ultrasound features of consolidations. Doppler flow patterns of intercostal and pulmonary arteries were analysed and correlated with ...
Karabulut Ahmet - - 2011
Coronary artery perforation is a rare and dangerous complication of percutaneous coronary intervention. Its consequences may range from minimal dye staining of the pericardial cavity to haemodynamic collapse, and it requires urgent treatment. Nearly half of cases occur due to the use of stiff and hydrophilic guidewires. Perforations due to ...
Cerejo António - - 2011
The occurrence of brain ischemic lesions, due to temporary arterial occlusion or incorrect placement of the definitive clip, is a major complication of aneurysm surgery. Temporary clipping is a current technique during surgery and there is no reliable method of predicting the possibility of ischemia due to extended regional circulatory ...
Parissis Haralabos H Department of Cardiothoracic Surgery, Royal Victoria Hospital, Belfast, BT12 6BA, UK & Northern Ireland. - - 2011
Ideally the length of the Intraaortic balloon membrane (22-27.5 cm) should match to the distance from the left subclavian artery (LSA) to the celiac axis (CA), (LSA - CA). By being able to estimate this distance, better guidance regarding IABP sizing could be recommended. Internal aortic lengths and demographic values ...
Soulis J V - - 2011
Abnormal mass transfer of blood components to the arterial walls initiates atherosclerosis. Understating the role of mass transfer within the arterial walls requires quantitative analysis. The oscillating lipid accumulation in the aortic wall is examined in the normal human aortic arch with shear dependent endothelium properties. A semi-permeable nature of ...
Masumura Yuki - - 2011
Clarification of frequency and distribution of yellow plaques and disrupted plaques will increase understanding of acute coronary syndrome (ACS) onset. Consecutive patients with ACS (n=75) or without ACS (n=90) who received coronary angioscopic examination were studied. Distance from ostium to yellow plaques, diameter stenosis and vessel wall irregularity at the ...
Yen Yu-Hsiu - - 2010
Report of the use of one segmental artery from the left renal artery as inflow source for reconstructing a spine with recalcitrant osteomyelitis. To describe one difficult case of spinal osteomyelitis and our reconstruction procedure. The use of a vascularized fibular flap for spinal osteomyelitis has been reported previously, with ...
Faisal Wasek - - 2010
Percutaneous intravenous devices are an essential component of modern health care. Although they are generally associated with a low incidence of vascular access device-related sepsis, the events following a vascular catheter-related sepsis can be clinically significant and difficult to treat. Here we report a case of Portacath-related sepsis with Serratia ...
Tsai Tsung-Han - - 2010
Spontaneous renal artery dissection (SRAD) is a rare entity. We reported a 30-year-old healthy man presenting with sudden onset of left flank pain. Abdominal plain film and sonography were unremarkable. The contrast-enhanced abdominal computed tomographic (CT) scan demonstrated a dissecting intimal flap of the left distal renal artery (RA) complicating ...
Prasad Apoorva - - 2010
Coronary artery bypass graft surgery in high-risk patients may be associated with postoperative renal dysfunction. N-Acetylcysteine is a powerful antioxidant and has been used to prevent contrast-induced renal dysfunction. The efficacy of N-acetylcysteine in preventing postoperative renal dysfunction following off-pump coronary artery bypass graft surgery was studied. A prospective, randomized, ...
Iida Yasunori - - 2010
Genitourinary anomalies are a tremendous challenge for the vascular surgeon, especially when dealing with an abdominal aortic aneurysm. We report a case of crossed-fused renal ectopia, a rare anomaly accompanied by abdominal aortic aneurysm. Bilateral renal arteries and one aberrant artery from the right common iliac artery supply the ectopic ...
Ramesh Konanki - - 2011
We describe a 14-month-old girl who presented with arterial ischemic stroke due to moyamoya disease, unilateral renal agenesis and external iliac artery stenosis. The association of moyamoya disease with renal agenesis and external iliac artery stenosis has not been described before. This report expands the spectrum of moyamoya disease and ...
Srinivasan Abhay - - 2011
Fibromuscular dysplasia (FMD) and neurofibromatosis type 1 (NF1) are the most common causes of pediatric renal artery stenosis (RAS) in western countries, and characterization of their angiographic features could aid in an accurate diagnosis and in treatment. This study characterizes renal angiographic findings in pediatric fibromuscular dysplasia (FMD) and neurofibromatosis ...
Reed R B - - 2011
The arterial supply of the ovary and oviduct is provided by the ovarian artery, cranial oviductal artery, accessory cranial oviductal artery, middle oviductal artery, caudal oviductal artery and the medial and lateral vaginal arteries. These arteries supply various regions of the oviduct and are branches of either the left cranial ...
Sharma Sandeep - - 2010
We report an interesting case of a young patient who had hypertrophy of right leg and nevoid geographic skin lesion on the dorsal aspect of the right foot and leg suggestive of Klippel Trenaunay syndrome (KTS) and who presented for spinal digital subtraction angiography (DSA) to investigate the cause of ...
Boufi Mourad - - 2010
We report a case of renal artery thrombosis resulting from a stent fracture in a patient with a solitary functional kidney. It was successfully revascularized by surgical repair despite renal ischemia lasting more than 48 hours. This article illustrates the danger of generalizing endovascular stenting in renal artery disease regardless ...
Sos T A - - 2010
This manuscript traces the history of changes in preferred upper extremity puncture sites for renal artery stenting as our understanding of anatomy, techniques, technology and pharmacology, each separately and their confluence, has improved. A very detailed description of each technique is beyond the scope of this review; the references should ...
Syed Mubin I - - 2010
To describe a new application of tissue plasminogen activator (t-PA) power-pulse spray rheolytic (pharmacomechanical) thrombectomy in the treatment of acute renal artery thrombosis. Acute renal artery thrombosis is a relatively rare, but serious condition in which it is imperative to restore perfusion as quickly as possible. Percutaneous pharmacomechanical thrombectomy technique ...
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