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Luo Y H YH State Key Laboratory of Advanced Electromagnetic Engineering and Technology, School of Electrical and Electronic Engineering, Huazhong University of Science and Technology, Wuhan 430074, - - 2014
In order to mitigate the negative effects of the plasma disruption a massive gas injection (MGI) valve is designed for the joint Texas experimental tokamak. The MGI valve is based on the eddy-current repulsion mechanism. It has a fueling volume of 30 ml. The piston of the MGI valve is ...
Shashar Moshe M Renal Section, Department of Medicine, Boston University School of Medicine, Boston, - - 2014
Chronic kidney disease (CKD) is characterized by retention of a number of toxins, which unleash cellular damage. CKD environment with these toxins and a host of metabolic abnormalities (collectively termed as uremic milieu) is highly thrombogenic. CKD represents a strong and independent risk factor for both spontaneous venous and arterial ...
Lee Jae-Gi JG Department of Dental Hygiene, School of Health and Medicine, Namseoul University, Cheonan, South - - 2014
The frontal branch of the superficial temporal artery (Fbr) is vulnerable to damage triggered by iatrogenic manipulation by both dermal filler and BoNT-A injection. The purpose of this study was to elucidate the branching pattern of Fbr and to determine its location and course on the lateral border of the ...
Tsuji Yoshihiko Y Department of Surgery, Shinsuma General Hospital, Kobe, Hyogo, - - 2014
We describe a rare case of traumatic disruption of saphenous vein graft bypassed to the dorsalis pedis artery. The vein graft was disrupted at the level of ankle joint by blunt trauma and symptoms of acute foot ischemia were recognized. The injured vein graft was reconstructed with cephalic vein graft ...
Gürsoy Azize Esra - - 2012
A 79-year-old female presented with five months history of progressive involuntary twitching movement on left face. Brain MR imaging revealed a heterogeneous T2 hyperintense lesion at left cerebellopontine angle. CT angiography showed a partially thrombosed saccular aneurysm of left PICA (posterior inferior cerebellar artery). The patient was treated with Botulinum ...
Pemberton James - - 2012
A patient presented with shortness of breath, lethargy and weight loss. A computerized tomography and echocardiogram showed a mass in the right ventricle nearly obstructing the pulmonary valve during systole and prolapsing into the main pulmonary artery. The mass was completely excised. Histology was that of a typical myxoma.
Karakoc Omer - - 2011
ABSTRACT: A giant unilateral parapharyngeal mass from the skull base to the vocal folds is presented in this case. A 20-year-old man experiencing dysphagia for 4 years was admitted, and his magnetic resonance imaging and computed tomographic scans showed a giant parapharyngeal ellipsoid mass from the left jugular foramen to ...
Taillandier S - - 2011
Aortic false aneurysms are rare complications of aortic valve replacement and cardiac surgical procedures in general. Aortic false aneurysms can also presents as a mediastinal mass. A false aneurysm etiology should always be considered in mediastinal mass exploration of patients with a cardiac surgery history. Although, a computed tomography (CT) ...
Nakayama Takashi - - 2011
We report a rare case of classic pulmonary blastema (CPB) without recurrence for 3 years after the operation. A 70-year-old man presented with cough and sputum for a month. Chest computed tomography (CT) showed a 5cm-sized mass in the right middle lobe. Bronchoscopic examination was performed, and the mass was ...
Harvey Ryan - - 2011
Studies have shown disparate findings regarding body mass index and outcomes after coronary artery bypass. We analyzed body mass index and other clinical variables that might predict morbidity and mortality after primary isolated coronary artery bypass. Data on 4,425 patients (79% men) were reviewed retrospectively. They were classified as underweight ...
Hisatomi Kazuki - - 2011
A floating thrombus in the ascending aorta is an uncommon source of embolism. We report a case in which a floating mass in the left coronary sinus of Valsalva caused intermittent left main coronary trunk occlusion, leading to myocardial ischemia and cardiogenic shock. The mass was surgically resected. Macroscopically, the ...
Mousa Albeir Y - - 2011
This is a case report of a 72-year-old female who presented to our clinic with right temple mass that was found incidentally on a magnetic resonance imaging (MRI) of her head about 2 years ago, as part of a stroke workup. However, it was thought to be a sebaceous cyst ...
Chu Michael W A - - 2011
Bioprosthetic mitral valves rarely obstruct. We present an older woman who presented with rapidly progressive dyspnea 4 years after bovine mitral replacement. Investigations demonstrated severe mitral stenosis with large, obstructive masses within the previous mitral prosthesis and an elevated eosinophil count. She underwent urgent reoperative mitral replacement and tricuspid valve ...
Kim Yeo Ju - - 2011
Diagnosing pseudoaneurysms of the popliteal artery is usually straightforward in physical examinations and imaging findings. However, when a pseudoaneurysm shows a soft tissue mass with adjacent osseous change, it can mimic a bone tumor or a soft tissue sarcoma. We present a case of a 65-year-old man who had a ...
Lee Sak - - 2011
A 43-year-old woman was diagnosed with an intravenous leiomyomatosis at a previous hospital and transferred to our hospital to undergo surgical treatment. Emergency one-stage operation for coincidental removal of intra-abdominal, right atrial, and intravenous masses were planned. Upon arriving at the operating room, she suffered a sudden onset of severe ...
Ahmad Samia - - 2011
Congenital arteriovenous fistulas are a rare cause of neck mass in children, but should be considered in the differential diagnosis of paediatric patients presenting with pulsatile neck masses even when there is no history of trauma. Balloon embolisation is the treatment of choice because of the high risk of surgical ...
Miller Keith R - - 2011
Bullet emboli are an infrequent and unique complication of penetrating trauma. Complications of venous and arterial bullet emboli can be devastating and commonly include limb-threatening ischaemia,pulmonary embolism, cardiac valvular incompetence, and cerebrovascular accidents. Bullets from penetrating wounds can gain access to the venous circulation and embolise to nearly every large ...
Rallidis Loukianos S - - 2011
We describe a 45-year-old woman with peripheral embolism in whom echocardiography revealed mobile masses in the aortic arch that were characterized as atherothrombi. The masses were resected surgically 2 months later, since treatment with antiplatelets, anticoagulants and statins failed to resolve them.
Lu Pong-Jeu - - 2011
BACKGROUND: In counterpulsation, diastolic augmentation increases coronary blood flow and systolic unloading reduces left ventricular afterload. We present a new approach with wave intensity analysis to revisit and explain counterpulsation principles. METHODS: In an acute porcine model, a standard intra-aortic balloon pump was placed in descending aorta in 4 pigs. ...
Crilly Michael A - - 2011
Systemic inflammation may be a common process that underpins both atherosclerosis and extra-articular features (ExRA) of rheumatoid arthritis (RA). We evaluated the relationship between ExRA and arterial dysfunction in 114 consecutive patients with RA (82% women) without overt arterial disease aged 40-65 years. A trained research nurse undertook 'SphygmoCor' pulse wave ...
Casey Darren P - - 2011
Enhanced external counterpulsation (EECP) is a noninvasive technique for treatment of symptomatic coronary artery disease in patients not amenable to revascularization procedures. However, the mechanisms underlying the benefits of EECP remain unknown. We hypothesized that decreases in arterial stiffness and aortic wave reflection are a therapeutic target for EECP. Patients ...
de La Villeon Guillaume - - 2011
This article reports the use of transarterial glue embolization in the treatment of a soft-tissue mass in the hind limb of a dog that was referred for a > 15-cm diameter soft tissue mass in the caudal thigh. Clinical improvement showed that the percutaneous therapeutic cyanoacrylate glue embolization procedure was ...
Kalin-Hajdu E - - 2011
This report documents the evolution of a non-ruptured cranial fusiform aneurysm that underwent both spontaneous occlusion and regression. During this process, unique images of the aneurysm as a pseudotumoral-like mass were obtained. The pseudotumoral-like mass most likely reflected inflammation and secondary neovascularization within the aneurysm, supporting the theory that spontaneous ...
Bernal Miguel M Physiology and Biomedical Engineering, Mayo Clinic College of Medicine, 200 First Street Southwest, Rochester, Minnesota 55905, USA. - - 2011
Arterial elasticity has been proposed as an independent predictor of cardiovascular diseases and mortality. Identification of the different propagating modes in thin shells can be used to characterize the elastic properties. Ultrasound radiation force was used to generate local mechanical waves in the wall of a urethane tube or an ...
Sarrigiannis Ptolemaios Georgios - - 2011
The pathophysiology of stretch syncope is demonstrated through the clinical, electrophysiological, and hemodynamic findings in three patients. Fifty-seven attacks were captured by video/EEG monitoring. Simultaneous EEG, transcranial (middle cerebral artery) doppler, and continuous arterial pressure measurements were obtained for at least one typical attack of each patient. They all experienced ...
Bartholomew John R - - 2011
For those traveling on long flights, the risk of deep vein thrombosis or pulmonary embolism, generally referred to as venous thromboembolism (VTE), is real and dangerous if left unrecognized or untreated. The goal of this publication is to provide an overview of how best to prevent VTE during travel, and ...
Nii Kouhei - - 2011
Three women older than 75 years presented with spontaneous superficial temporal artery (STA) pseudoaneurysms manifesting as a pulsatile mass in the preauricular region. None of the patients had a history of trauma. Histological examination of the surgically removed masses identified pseudoaneurysms based on the presence of connective tissue and adventitia. ...
Correa de Sa Daniel D - - 2011
We report the case of a 78-year-old man who was incidentally found to have a large, ovoid mass on a chest X-ray. Nineteen years before, he had undergone a coronary artery bypass graft (CABG). A chest computed tomography (CT) scan revealed a 6.8 x 6.7 cm aneurysm of the saphenous ...
Nagamatsu Hideyasu - - 2011
A 46-year-old man was admitted to our hospital for further evaluation of a hypoechogenic mass in the pancreatic body. He had no history of hypertension, pancreatitis, abdominal trauma, or portal hypertension. He had no abdominal symptoms. A contrast-enhanced CT scan demonstrated a hypodense, round shaped mass. EUS and MRI also ...
Pannier B - - 2011
In elderly subjects and patients with end-stage renal disease (ESRD), carotid pulse pressure (PP) is an independent and significant predictor of cardiovascular (CV) risk. Whereas in the elderly carotid diameter, but not carotid stiffness, is an associated CV risk factor, an opposite CV risk pattern was observed in ESRD patients ...
Orozco Ludwig D - - 2011
We describe an intra-aneurysmal balloon-assisted technique to limit the coil volume in a large bilobulated paraophthalmic aneurysm. Our intent was to reduce the mass effect and presenting symptoms of diabetes insipidus (DI) with hypopituitarism. A 32-year-old woman presented with symptoms of DI and her work-up demonstrated hypopituitarism and partial bitemporal ...
Elliott C Gregory - - 2010
The diagnosis of venous thromboembolism (VTE) cannot be confirmed or excluded by the medical history and physical examination alone. Objective testing is required in all cases of clinically suspected VTE; for most patients, this includes imaging modalities such as compression ultrasonography, ventilation-perfusion lung scintigraphy, or computed tomography pulmonary angiography (CTPA). ...
Meneveau Nicolas - - 2010
Acute pulmonary embolism remains associated with high morbidity and mortality rates despite currently available therapeutic options. This review outlines the most recent changes in this field and summarizes the main indications for thrombolytic therapy and surgical or catheter-based embolectomy in patients with high-risk pulmonary embolism. There have been no major ...
Warsame Tahlil A - - 2010
Echocardiography-guided pericardiocentesis is relatively safe with minimal risk in experienced hands. However, complications can occur because of the procedure. This report describes a unique case of an 84-year-old man with unanticipated fatal pulmonary thromboembolism following a successful pericardiocentesis.
Etminan Nima - - 2011
With the increasing number of endovascular interventions during the last years, the number of procedure-related complications has risen accordingly. Despite sophisticated and effective endovascular treatments for acute thromboembolic events during intervention, vessel occlusion can remain refractory to medical and endovascular treatment. In case of failure of the endovascular revascularisation, microsurgical ...
Donato Anthony A - - 2010
CT Pulmonary Angiography has been shown to be equivalent to Ventilation/ Perfusion scanning in 3-month outcome studies, but it detects more pulmonary emboli. Isolated subsegmental pulmonary emboli are thought to account for some of the increase in diagnosis, but it is not known whether these emboli represent a harbinger for ...
Devarakonda Veena S - - 2011
Synovial sarcomas are a distinct clinical entity occurring most often in the lower extremities. They account for 10-14% of all soft tissue sarcomas. Pulmonary synovial sarcomas are quite rare and account for less than 0.5% of all intra-thoracic neoplasms. We present the first reported case of primary pulmonary synovial sarcoma ...
Ravi Vinod - - 2010
Cardiac sarcomas create 2 risks: local problems and metastatic disease. Most frequently, the histologies are angiosarcoma and high-grade pleomorphic unclassified sarcoma (formerly called MFH or malignant fibrous histiocytoma). There is also a clinical-pathological entity without distinctive histological features of tumors that originate in the pulmonary artery and are referred to ...
Lee Edward Y - - 2010
OBJECTIVE: The purpose of this study was to determine the prevalence, distribution, risk factors, and clinical outcome associated with the detection of unsuspected pulmonary emboli (PE) in routine thoracic MDCT examinations of pediatric oncology patients. MATERIALS AND METHODS: We used our hospital information system to retrospectively identify all consecutively registered ...
Scheidl Stefan - - 2010
Pulmonary artery intimal sarcoma is a rare tumor of the cardiovascular system. Intimal sarcoma of the pulmonary valve itself has not been described. Embolization into pulmonary arteries originating from the pulmonary valve intimal sarcoma can mimic chronic thromboembolic pulmonary hypertension and mislead the diagnosis. We present and discuss a patient ...
Jean Nolwenn - - 2010
We report the case of a 4-year-old girl, successfully treated by surgical pulmonary embolectomy for acute massive pulmonary embolism. She was known to have a congenital antithrombin III deficiency diagnosed after a familial history of thromboembolic events. Surgical embolectomy may be considered as a treatment option in selected patient with ...
Kaderli Aysel Aydin - - 2010
Primary sarcoma of the pulmonary artery (PSPA) is an extremely rare tumor of the cardiovascular system. The prognosis is very poor. The clinical symptoms and imaging findings imitate those of pulmonary emboli, causing delays in diagnosis. In this case report, we describe a 73-year-old man with PSPA who initially was ...
Kim Ji Bak - - 2010
We present a case of primary angiosarcoma of the pulmonary trunk that was initially misdiagnosed as a subacute massive pulmonary thromboembolism in a 26-year-old woman. This is an extremely rare disease that is usually indistinguishable from acute or chronic thromboembolic disease of the pulmonary arteries because the clinical and radiologic ...
Halank Michael - - 2010
BACKGROUND: Pulmonary artery sarcoma is a rare tumor with a poor prognosis. CASE REPORT: We report the case of a 64-year-old man with an intimal pulmonary artery sarcoma presenting with severe high oxygen flow-demanding dyspnea and weight loss of 12 kg in the last 6 months. On echocardiography, right heart ...
Chughtai Haroon - - 2010
Patent foramen ovale (PFO) in the setting of venous thromboembolism is associated with paradoxical embolization. We describe a patient who presented with pulmonary embolism, underwent pulmonary embolectomy, and postoperatively developed paradoxical embolization to the lower extremity.A 27-year-old African American male presented to the hospital with shortness of breath and midsternal ...
Ishikawa Takaki - - 2010
Late-onset chylothorax is a relatively rare and essentially benign postoperative complication. We describe an autopsy case of undiagnosed hemi-chylothorax accompanied by fatal acute pulmonary thromboembolism after pulmonary resection and lymph node dissection for lung cancer, reviewing the literature. The patient was a 60-year-old woman. She complained of dyspnea on the ...
Willcox Timothy W - - 2009
Cardiopulmonary bypass (CPB) may introduce microemboli into the patient's arterial circulation. These may arise from the CPB circuit. Most relevant studies have been performed in vitro; there are relatively few clinical studies. We used the Emboli Detection and Classification quantifier (EDAC) (Luna Innovations, Roanoke, VA) in a prospective clinical audit ...
Park Jaechan - - 2009
OBJECTIVE: Although an intra-arterial mechanical embolectomy extends the therapeutic time window for restoration of the cerebral blood flow, its suboptimal recanalization rate also necessitates a salvage procedure if the patient is still within the therapeutic time window. As such, a surgical embolectomy can be performed in a rapid and less ...
Nakajima Masato - - 2009
Although the causes of stroke are diverse, thromboembolism due to a mobile aortic thrombus is rare. We describe a surgical case of acute massive pulmonary embolism after critical cerebral infarction associated with a mobile ascending aortic thrombus in a 52-year-old woman. Concomitant surgical removal of the aortic thrombus and pulmonary ...
Ashraf Hakeem Zubair - - 2009
Arterial occlusive diseases are highly prevalent and constitute the leading overall cause of death. Adverse events are due to the effects of impaired circulation on critical end organs, namely the brain, heart, abdominal viscera or extremities. Acute thromboembolism remains a major surgical challenge. Even with optimal surgical management, acute lower ...
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