نتایج جستجو برای: emboli
تعداد نتایج: 3661 فیلتر نتایج به سال:
OBJECTIVE The introduction and development of the embolic protecting device (EPD) has resulted in a decreased rate of stroke after carotid artery stenting (CAS). The authors performed a retrospective study to investigate the risk factors for developing large emboli after CAS which can lead to ischemic events. METHODS A total of 35 consecutive patients who underwent CAS between January 2009 an...
Mural thrombus in the internal carotid artery is a source of emboli to the retinal and cerebral arteries, causing transient or permanent blindness and hemiplegia (Gunning et al., 1946b); thrombi in subclavian arteries damaged by cervical ribs form emboli which lodge in the digital arteries, inducing ischaemia of the fingers and thickened intima (Gunning et al., 1964a). Emboli from mural thrombi...
In order to study the effects of septic embolism on the brain, silicone rubber emboli of various types were injected into the carotid arteries of 35 dogs. Pathologic and angiographic studies were performed to assess the resultant arterial and parenchymal lesions. Pure silicone rubber emboli (14 dogs) produced occasional intra-arterial thrombosis but no arteritis. Sterile and bacterially contami...
Abstract: An embolus is a blood clot, a fat globule or gas bubbles that may be freely circulating in bloodstream can stop the blood flow and lead to ischemia. In real time assessment of blood flow by Trans Cranial Doppler (TCD) method, travelling solid or gaseous micro emboli in the bloodstream by passing across the assessment area, causes a short time signal with high intensity. While TCD reco...
BACKGROUND AND PURPOSE Calcified cerebral emboli are a rarely reported but devastating cause of stroke and may be the first manifestation of vascular or cardiac disease. Our aim was to evaluate the diagnosis, prevalence, imaging appearance, presumed embolic source, treatment, and outcome of patients with calcified cerebral emboli. MATERIALS AND METHODS Our radiology information system was sea...
Cholesterol emboli syndrome is a relatively rare, but potentially devastating, manifestation of atherosclerotic disease. Cholesterol emboli syndrome is characterized by waves of arterio-arterial embolization of cholesterol crystals and atheroma debris from atherosclerotic plaques in the aorta or its large branches to small or medium caliber arteries (100-200 μm in diameter) that frequently occu...
This study correlated levels of activated fibrinolysis with the presence, extent, and rate of resolution of angiographically documented pulmonary emboli. Pulmonary emboli demonstrable by angiography were associated with detectable fibrin split products in the serum of 24 of 25 patients. In the absence of increased fibrin split products, pulmonary emboli large enough to be demonstrated by angiog...
IN 1-2% of patients with deep vein thrombosis (DVT), pulmonary emboli develop despite therapy with heparin.' Episodes of DVT successfully treated with anticoagulant therapy may still result in venous valvular incompetence and lead to postphlebitic syndromes characterized by ulceration, varicosities and edema. Studies of thrombolytic agents suggest that early use of these drugs for extensive ven...
Pulmonary emboli are rare, yet serious, complications of body contouring surgery. When they occur, they more often follow as complications of long, invasive procedures in adults. The present report details a case of bilateral pulmonary emboli in an obese 15-year-old boy with hypogonadism undergoing bilateral mastectomy for gynecomastia. The diagnosis of bilateral pulmonary emboli was made on th...
To cite: Galante O, Lador N, Schwarzfuchs D. BMJ Case Reports Published online: 17 December 2012 doi:10.1136/bcr-2012007827 DESCRIPTION A 79-year-old woman presented with an aggravating effort dyspnoea during the preceding week. On examination, her oxygen saturation was 87% while breathing ambient air; her blood pressure was 120/75; she had distended neck veins; normal breath sounds and regular...
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