نتایج جستجو برای: cerebrovascular angiography
تعداد نتایج: 135499 فیلتر نتایج به سال:
A 70-year-old woman developed left hypoglossal nerve palsy, a right hemiparesis sparing the face, and a typical left Wallenberg's syndrome. These symptoms resulted from a lesion in the left half of the medulla oblongata, suggesting Babinski-Nageotte syndrome, a rare cerebrovascular disease. This is the first case of ischemic infarction in the territory of the left vertebral artery and posterior...
Endovascular approaches have been used to treat cerebrovascular disease since the extensive work of Serbinenko [1], and their efficacy has been increased by the improvement of such techniques and instruments as microcatheters, embolic materials [2-7], and digital subtraction angiography systems. For cerebral aneurysms, embolization utilizing detachable balloons has been performed successfully w...
Dear Editor, We present a patient with limb-shaking transient ischaemic attack (TIA) associated with extracranial carotid occlusion and suggest that the pathophysiological mechanism is hypoperfusion, as evidenced by impaired cerebrovascular reactivity. A 52-year-old man presented with 10 episodes of leftsided involuntary movements over 1 week, each lasting less than 5 minutes. There was no head...
Background and Purpose: Cough syncope typically occurs in patients with known chronic lung disease. The mechanism usually involves a combination of decreased venous return, increased cerebrospinal fluid pressure, and secondary hypocapnia, all resulting in cerebral arterial vasoconstriction. Cough syncope has not in the past been associated with occlusive cerebrovascular disease. Case Descriptio...
BACKGROUND AND PURPOSE Cough syncope typically occurs in patients with known chronic lung disease. The mechanism usually involves a combination of decreased venous return, increased cerebrospinal fluid pressure, and secondary hypocapnia, all resulting in cerebral arterial vasoconstriction. Cough syncope has not in the past been associated with occlusive cerebrovascular disease. CASE DESCRIPTI...
After nearly 40 years, carotid endarterectomy has been shown to be of benefit to patients with symptomatic carotid territory ischaemia and greater than 70% stenosis of the relevant internal carotid artery. Cerebral angiography is performed before surgery and is not without risk. These risks must be added to those of surgery before recommending the procedure to patients. The study evaluated the ...
Moyamoya disease is a rare, chronic cerebrovascular occlusive disease of unknown etiology. It is characterized by progressive stenosis of the arteries of the circle of Willis leading to ischemic strokes in young people and cerebral hemorrhage, which is more frequent in adults. Secondarily, an abnormal network of fine collateral vessels arises at the base of the brain. The term moyamoya refers t...
Moyo Moya Disease (MMD) is a rare, progressively stenotic condition of the intracranial arteries with various cerebrovascular manifestations. Ocular manifestations are seen very rarely and there are only few case reports of ocular perfusion anomalies. Central Retinal Artery Occlusion (CRAO) can be caused by atherosclerosis related thrombosis, carotid embolism, cardiac embolism, thrombophilic di...
A 70-year-old man with hydrocephalus was examined with functional magnetic resonance (fMR) imaging before and after ventriculoperitoneal shunting. Preoperatively, activation by right hand exercise revealed only a slight signal increase in the peri-rolandic area. However, 3 months after ventriculoperitoneal shunting, a significant signal increase was observed. fMR imaging may detect activity-rel...
A Haftbaradaran, M Zaya, PK Mehta, C Shufelt, G Lentz, Shivani Dhawan, J Petersen, E Handberg, BD Johnson, CJ Pepine, D Leach, S Long and CN Bairey Merz Barbra Streisand Women’s Heart Center, Cedars-Sinai Heart Institute, Los Angeles, CA 90048, USA University of Florida, Gainesville, FL, USA University of Pittsburgh, Pittsburgh, PA, USA Corresponding author: C Noel Bairey Merz. Email: noel.bair...
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