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Uchino Akira A Department of Diagnostic Radiology, Saitama Medical University International Medical Center, 1397-1 Yamane, Hidaka, Saitama, 350-1298, Japan, - - 2014
The several types of agenesis of the internal carotid artery (ICA) are classified based on the aplastic segment of the ICA and types of collateral circulation. On magnetic resonance angiography, we incidentally found an extremely rare case in which the patient had 2 types of collateral circulation-anastomosis between the paraclinoid ...
Heye Sam S Department of Intracranial Endovascular Therapy, Alfried-Krupp Krankenhaus Hospital, Essen, Germany Department of Radiology, UZ Leuven, Leuven, Belgium Department of Imaging and Pathology, KU Leuven, Leuven, - - 2014
Balloon-assisted coil embolization of proximal posterior inferior cerebellar artery (PICA) aneurysms may be limited by the inferiorly oriented, acutely angulated origin of the PICA from the vertebral artery. The aim of this study is to evaluate retrograde access to the PICA via the contralateral vertebral artery or the posterior communicating ...
Soto Yosdel Y Research and Development Direction, Center of Molecular Immunology, Havana, - - 2014
The progression of atherosclerosis is favored by increasing amounts of chondroitin sulfate proteoglycans in the artery wall. We previously reported the reactivity of chP3R99 monoclonal antibody (mAb) with sulfated glycosaminoglycans and its association with the anti-atherogenic properties displayed. Now, we evaluated the accumulation of this mAb in atherosclerotic lesions and ...
Kim Ealmaan E Department of Neurosurgery, Dongsan Medical Center, Keimyung University School of Medicine, Daegu, - - 2014
Computed tomography angiography (CTA) is commonly used in setting of subarachnoid hemorrhage, but imaging features of aneurysm rupturing taking place at the time of scanning has rarely been described. The author reports a case of actively rebleeding aneurysm of the anterior communicating artery with intraventricular extravasation on the hyperacute CTA ...
Kim Sang-Wook SW Heart Research Institute, Chung-Ang University Medical Center, 224-1 Heukseok Dong, Dongjak Gu Seoul, Korea, 156-755. - - 2014
The objective of the current study was to assess thin-capped fibroatheroma (TCFA) of the left main coronary artery (LMCA) and its changes after statin therapy. We assessed the frequency and distribution of virtual histology intravascular ultrasound (VH-IVUS) thin-capped fibroatheroma (VH-TCFA) in the LMCA in 500 patients. Serial VH-IVUS examinations were ...
Rani Neerja N Assistant Professor, Department of Anatomy, Lady Hardinge Medical College , India - - 2014
Variations in the arterial supply of human kidney have been observed frequently, either in routine dissections or surgical practice. The main objective of the present study was to describe the arterial segmental pattern of human kidneys and its variation by angiography and corrosion cast techniques. Forty kidneys were washed and ...
Ann Soe Hee SH Department of Cardiology, Ulsan University Hospital, University of Ulsan College of Medicine, 290-3 Jeonha-dong, Dong-gu, Ulsan, 682-714, South - - 2014
Optical coherence tomography (OCT) has a sufficiently high resolution to allow assessment of stent edge dissection (ED). The aims of the present study were as follows: (1) evaluation of the frequency of stent ED using OCT; (2) comparison of stent ED detection rates obtained using angiography, intravascular ultrasound (IVUS), and ...
Kan-O Meikun M Department of Cardiovascular Surgery, Kitakyushu Municipal Medical Center, Fukuoka, Japan. Electronic address: - - 2013
Immunoglobulin G4-related disease, a newly emerging systemic autoimmune disorder, can potentially involve the cardiovascular system. The standard treatment for immunoglobulin G4-related cardiovascular disease has not been established. We encountered a very rare case of an immunoglobulin G4-related inflammatory abdominal aortic aneurysm coexisting with a coronary artery aneurysm and periarteritis. The ...
Benavides-Serralde Jesus Andres - - 2013
To evaluate Doppler parameters of the two segments of the posterior cerebral artery (PCA) in normally grown and growth restricted (IUGR) fetuses. Normal reference values of the pulsatility index (PI), peak systolic velocity, end-diastolic velocity, and time-averaged maximum velocity from the two segments of the PCA (segment one, PCA-S1; segment ...
Sangiorgi Giuseppe - - 2013
Carotid occlusive disease is the most common determinant of thromboembolic stroke. However, limited insights in vivo into the pathophysiology and pathology of carotid plaques are available. We designed a prospective multicenter registry to appraise the safety and feasibility of intravascular ultrasound (IVUS) and IVUS-virtual histology (IVUS-VH) imaging before and immediately ...
Lorenzana Adonis - - 2013
Intravenous immunoglobulin is the favored therapy in childhood immune thrombocytopenic purpura. It is usually well tolerated with manageable side effects, but venous and arterial thrombosis following its administration have been described, mostly in adults. We describe a 3-year-old girl with immune thrombocytopenic purpura and intracranial hemorrhage who received intravenous immunoglobulin ...
Tapping Charles Ross CR Department of Radiology, Oxford University Hospitals, John Radcliffe Hospital, Oxford, UK; Department of Radiology, Oxford University Hospitals, Churchill Hospital, Oxford, - - 2014
We describe two cases of retrograde ureteric stent exchange of heavily encrusted ureteric stents (JJ) via tortuous ileal conduits. The blocked ureteric stents were snared from inside the conduit so they could be accessed and a wire inserted. The lumens of the stents were unblocked with a wire but the ...
Majeed Farhan Ahmed - - 2013
Pulmonary arterio-venous malformation is an abnormal communication between pulmonary arteries and pulmonary veins. These lesions are rare and are an important part of the differential diagnosis of common pulmonary problems such as hypoxemia and pulmonary nodules. Pulmonary arterio-venous malformation was diagnosed in a 33 year old man who presented with ...
Roumy Aurélien - - 2013
An unusual case of localized amyloid light-chain (AL) amyloidosis and extramedullary plasmacytoma of the mitral valve is described. The worsening of a mitral regurgitation led to investigations and surgery. The valve presented marked distortion and thickening by type AL amyloid associated with a monotypic CD138+ immunoglobulin lambda plasma cell proliferation. ...
Wang Fuyu F Department of Neurosurgery, Chinese PLA General Hospital, Beijing 100853, - - 2013
Hemodynamic parameters play an important role in aneurysm formation and growth. However, it is difficult to directly observe a rapidly growing de novo aneurysm in a patient. To investigate possible associations between hemodynamic parameters and the formation and growth of intracranial aneurysms, the present study constructed a computational model of ...
Pinto Marina P E - - 2013
<p id="para1"> Saguinus niger popularly known as Sauim, is a Brazilian North primate. Sympathetic chain investigation would support traumatic and/or cancer diagnosis which are little described in wild animals. The aim of this study was to describe the morphology and distribution of sympathetic chain in order to supply knowledge for ...
Kang W Y WY Department of Radiology, Anam Hospital, College of Medicine, Korea University, Seoul, Republic of - - 2013
The purpose of our study was to assess the extrarenal length of renal arterial branches and tumour-feeding arteries on multidetector CT (MDCT) angiography, in addition to the perihilar branching patterns, with relevance to segmental artery clamping. MDCT angiograms of 64 patients with renal masses <4 cm were retrospectively reviewed by ...
Ghoshhajra Brian B - - 2013
BACKGROUND: Efficiency of coronary CT angiography (CCTA) in clinical practice depends on precise reporting and accurate result interpretation. OBJECTIVE: We sought to assess referring clinicians' understanding of patients' coronary artery disease (CAD) severity and to compare satisfactions of the free-form impression (FFI) with satisfactions of the structured impression (SI) section ...
Anand Uttara Swati US Department of Internal Medicine, Pondicherry Institute of Medical Sciences, Kalapet, Pondicherry 605009, - - 2013
We report a previously asymptomatic 50-year-old lady who came with myasthenic crisis as initial presentation of myasthenia gravis. She developed pulmonary edema following intravenous immunoglobulin administration and had ischemic changes in ECG and left ventricular dysfunction on echocardiography. She improved with diuretics, dobutamine, and fluid restriction alone. This is the ...
Ugrenovic Sladjana Z - - 2012
The aim was to investigate the arterial supply of the sciatic, tibial, and common peroneal nerves. Thirty-six lower limbs of 18 human fetuses were studied. The fetuses had been fixed in buffered formalin and the blood vessels injected with barium sulfate. Fetal age ranged from 12 to 28 weeks of ...
Tsurumi Arihito - - 2012
BACKGROUND: Virtual Histology intravascular ultrasound (VH IVUS) volumetric analysis (analysis of the entire plaque responsible for stenosis) has been used for carotid plaque diagnosis. Knowing the carotid plaque characteristics by analyzing the plaque composition only at the minimum lumen site will facilitate plaque diagnosis using VH IVUS. PURPOSE: To detect ...
Tuka Vladimir V Third Department of Internal Medicine,General University Hospital and First Faculty of Medicine, Charles University, Prague, Czech Republic. - - 2012
Arteries continuously respond to changing tissue demands and to hemodynamic conditions by altering their diameter and wall structure. The relatively slow dilatation of the feeding artery of vascular accesses continues at least two years after access creation with a continuous decrease in wall shear rate (WSR), which however, remains highly ...
Biermann Christina - - 2012
The purpose of this study was to evaluate the influence of advanced software assistance on the assessment of carotid artery stenosis; particularly, the inter-observer variability of readers with different level of experience is to be investigated. Forty patients with suspected carotid artery stenosis received head and neck dual-energy CT angiography ...
Kips Jan G - - 2012
The ambulatory arterial stiffness index (AASI), derived from ambulatory blood pressure monitoring (ABPM) recordings, has been proposed as a surrogate marker of arterial stiffness. However, there is controversy to what extent it reflects stiffness or is affected by other parameters. Using a previously validated one-dimensional computer model of the arterial ...
Spivack Dan E - - 2012
Ultrasonic measurement of superficial extremity veins is a common procedure. To establish normal values for vein-size in a population of vascular patients and to assess if measurements remain unchanged over time, we analyzed a database with results of 28,130 measurements in 2420 separate saphenous and 3206 cephalic veins. Mean size ...
Lavoie Pascale - - 2012
BACKGROUND AND PURPOSE: The purpose of this study was to estimate the performance measures of MR angiography (MRA) in the diagnosis of aneurysm residual flow after coil occlusion. METHODS: Patients having at least 1 cerebral aneurysm treated with coil occlusion were prospectively and consecutively enrolled. Time of flight and contrast-enhanced ...
Lisowska A - - 2012
OBJECTIVE: The aim of the study was to establish whether adiponectin may act as an independent risk factor of coronary artery disease (CAD) and if adiponectin has potential relations with a new marker of cardiovascular risk -intima-media thickness (IMT). METHODS: 165 patients, who had undergone coronary angiography due to symptoms ...
Kang Soo-Jin - - 2012
Little is known about the intravascular ultrasound (IVUS) minimal lumen area (MLA) criteria and their accuracy in lesion subsets assorted according to vessel type, lesion location, vessel size, and clinical settings. We therefore assessed the accuracy of subgroup-specific cut-off values in predicting fractional flow reserve (FFR) <0.80. In total 692 ...
Michaud Katarzyna - - 2012
The goal of this study was to evaluate the diagnostic value of postmortem multi-computed tomography (MDCT) and MDCT-angiography for sudden cardiac deaths related to ischemic heart disease. Twenty three cases were selected based on clinical history and the results of native MDCT, multiphase post-mortem CT-angiography and conventional autopsy were compared. ...
Horvath Eleonora - - 2012
The purpose of this study was to assess the parallel artery and vein sign at color Doppler breast ultrasound as a predictor of the benign nature of breast masses. A prospective study was performed to identify evidence of a parallel artery and vein in breast lesions consecutively biopsied with a ...
Mazzei Maria Antonietta - - 2012
OBJECTIVE: To evaluate the computed tomographic appearances of mesentery in acute mesenteric ischemia (AMI) to recognize characteristic features and their prognostic values. METHODS: Computed tomographic examinations of 34 patients with a confirmed diagnosis of AMI were retrospectively reviewed to evaluate the number of mesenteric vessels, diameter of the superior mesenteric ...
Bleeker Leslie - - 2012
Intracranial carotid artery atherosclerotic disease is an independent predictor for recurrent stroke. However, its quantitative assessment is not routinely performed in clinical practice. In this diagnostic study, we present and evaluate a novel semi-automatic application to quantitatively measure intracranial internal carotid artery (ICA) degree of stenosis and calcium volume in ...
Narita Sumito - - 2011
Hyperperfusion syndrome (HPS) is a rare but severe complication after carotid artery stenting (CAS). Reliable methods for predicting HPS remain to be developed. We aimed to establish a predictive value of hemorrhagic HPS after CAS. Our retrospective study included 136 consecutive patients who had undergone CAS. We determined the cerebral ...
García-Guasch L - - 2011
Heartworm Associated Respiratory Disease (HARD) is a pulmonary syndrome that results from the vascular and parenchymal inflammatory response associated with the arrival and death of Dirofilaria immitis in the distal pulmonary arteries. Barometric whole-body plethysmography (BWBP) is a non-invasive pulmonary function test (PFT) that allows a dynamic study of breathing ...
Naguib Nagy N N - - 2011
AIM: To study Doppler changes in the uterine artery immediately and 3 months after uterine artery embolization (UAE) and to test the feasibility of using uterine artery Doppler as a predictor of the predominant side of arterial supply to leiomyomas, amount of embolizing material needed and leiomyoma tumor volume at ...
Wu Yen-Wen - - 2011
PURPOSE: (18)F-Fluorodeoxyglucose (FDG) positron emission tomography (PET)/CT has the potential to track vascular inflammation and monitor therapeutic response. The purpose of this study was to determine the association between arterial inflammation, calcification and serological biomarkers in subjects with atherosclerosis, and to assess their therapeutic response to 12-week atorvastatin treatment. METHODS: ...
Hirasada Kazuyo - - 2011
Aim: To investigate the prevalence and geographical variation of high arterial stiffness in groups from the Amami islands (Amami) and Kagoshima mainland (mainland), Japan, using the cardio-ankle vascular index (CAVI) as a surrogate marker of arterial stiffness.Methods: We recruited 4,523 health checkup examinees from Amami and 440 examinees from the ...
Ruiz-Ares G - - 2011
Background and Purpose: Echogenicity of atheroma carotid plaques is related to a higher risk of stroke. Clinical and subjective ultrasound criteria are used to identify symptomatic plaques, but the standardized grayscale median (GSM) value may be an objective tool for this diagnosis. Our aim was to analyze the utility of ...
Iezzi R - - 2011
PURPOSE: This study was performed to evaluate whether dynamic computed tomography (CT) can provide functional vessel information predicting outcomes of aortic neck in patients undergoing endovascular aneurysm repair (EVAR) of an abdominal aortic aneurysm (AAA). MATERIALS AND METHODS: Twenty patients with and 20 without AAA were enrolled. Electrocardiographically (ECG)-gated data ...
Cantinotti Massimiliano - - 2011
BACKGROUND: An echocardiographic quantitative evaluation of the cardiac and vascular structures is often of critical importance for the diagnosis and management of congenital heart diseases. The authors reviewed the accuracy and limits of published echocardiographic nomograms for cardiac chamber, valve, and main vessel dimensions in children, with special attention to ...
Maffei E - - 2011
PURPOSE: The authors assessed the effect of vascular attenuation and density thresholds on the classification of noncalcified plaque by computed tomography coronary angiography (CTCA). MATERIALS AND METHODS: Thirty patients (men 25; age 59±8 years) with stable angina underwent arterial and delayed CTCA. At sites of atherosclerotic plaque, attenuation values (HU) ...
Oh Jae Keun JK Department of Neurosurgery, Spine and Spinal Cord Research Institute, College of Medicine, Yonsei University, Seoul, - - 2011
Technical note. To describe the use of intraoperative indocyanine green (ICG) video-angiography for obliteration of a spinal dural arteriovenous fistula (DAVF) and to show a video clip. ICG video-angiography is an emerging tool for delineating intraoperative vascular anatomy, and it has a significant potential in the treatment of vascular diseases ...
Gaszner Balázs - - 2011
BACKGROUND: Arterial stiffness parameters are commonly used to determine the development of atherosclerotic disease. The independent predictive value of aortic stiffness has been demonstrated for coronary events. HYPOTHESIS: The aim of our study was to compare regional and local arterial functional parameters measured by 2 different noninvasive methods in patients ...
Tygesen Gitte - - 2011
OBJECTIVES: Arterial punctures represent a painful and unpleasant experience. Acid-base and oxygenation status can be assessed from peripheral venous blood, but agreement with arterial values is not always clinically acceptable. This study evaluates a method for mathematically transforming peripheral venous values into arterial values in emergency medicine patients. METHODS: Paired ...
Hang Chi-Ling - - 2011
BACKGROUND: Most studies have investigated the diagnostic accuracy of 64-slice multi-detector computed tomography (MDCT) to detect coronary artery stent patency by using conventional coronary angiography (CCA) as the reference standard. In this study, we compared the diagnostic accuracy of MDCT and CCA by using intravascular ultrasonography (IVUS) as the reference ...
Choi Jin-Ho - - 2011
Coronary computed tomography angiography (CTA) assessment of calcified or complex coronary lesions is frequently challenging. Transluminal attenuation gradient (TAG), defined as the linear regression coefficient between luminal attenuation and axial distance, has a potential to evaluate the degree of coronary stenosis. We examined the value of TAG in determining the ...
Molacek Jiri - - 2011
Despite the fact that abdominal aortic aneurysm (AAA) is asymptomatic in the vast majority of cases, sudden rupture with a fatal outcome may still occur. Early planned resection or endovascular aneurysm repair of small AAAs may help prevent a rupture, but both methods are associated with significant mortality. The aim ...
Veselka Josef - - 2011
The aim of this study was to evaluate the diagnostic accuracy of dual-source computed tomography coronary angiography (CTCA) compared to coronary angiography (CAG) and intravascular ultrasound (IVUS) for detection and quantification of in-stent restenosis after left main (LM) coronary artery stenting. Fifty-one patients with percutaneous coronary intervention of the LM ...
Reinhard Matthias - - 2011
The selection of patients with cervical internal carotid artery occlusion (ICAO) for extracranial-intracranial bypass surgery is based on exhausted cerebrovascular reactivity to vasodilatory stimuli. However, a spontaneous increase in this reactivity can occur with time, questioning the ideal time for bypass surgery. In contrast, the natural course of dynamic cerebral ...
Ikeda Nobutaka - - 2011
AimsThere are few reports demonstrating a relationship between carotid artery ultrasound (carotid-US) findings and the complexity of coronary artery disease. We aimed to examine the relationship between carotid-US findings and the severity of the SYNTAX score (SXscore).Methods and resultsSubjects were 501 consecutive patients who underwent carotid-US and first coronary angiography ...
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