نتایج جستجو برای: cerebral stroke
تعداد نتایج: 286956 فیلتر نتایج به سال:
Background: Cerebral ischemic stroke remains the leading cause of death and disability in many countries. Objectives: to study Role MRI detection cerebral stroke. Materials Methods: All patients referred Department Radio-Diagnosis with clinically suspected a period 2 years. The main source data for are from following teaching hospitals attached Bapuji Educational Association, J.J.M. Medical Col...
MC: An improved method for noninvasive measurement of regional cerebral blood flow by Xe inhalation. Stroke 9: 195-205, 1978 29. Meyer JS, Sakai F, Yamaguchi F, Yamamoto M, Shaw TG: Regional changes in cerebral blood flow during standard behavioral activation in patients with disorders of speech and mentation compared to normal volunteers. Brain and Language 9: 61-77, 1980 30. Keppel G: Design ...
BACKGROUND Abnormalities in nocturnal blood pressure dipping are well known for its relationship to cardiovascular diseases. Cerebral microbleeds are frequently observed in patients with hypertension and are known to be potent risk factors for stroke. However, there are scanty reports about the relationship between nocturnal dipping and cerebral microbleeds. METHODS We recruited consecutive p...
Stroke is one of the most important causes of mortality and morbidity in the world. Prevention and effective treatment of stroke is of the utmost importance. Cerebral ischemia causes disturbances in a variety of cellular and molecular mechanisms, including oxidative phosphorylation, membrane function, neurotransmitter release, and free radical generation. It has been years since tissue-type pla...
OBJECTIVES We aimed to establish the pathological types of stroke in two incident populations in Tanzania, one rural and one urban, and to examine the clinical utility of the Siriraj and Allen scores in identifying stroke sub-types. DESIGN This prospective community-based study identified cases as part of a stroke incidence study. Each patient underwent a full assessment including recording d...
Cerebral amyloid angiopathy is increasingly recognized as a major cause of hemorrhagic stroke in the elderly as well as an important contributor to the growing challenge of vascular cognitive impairment, even in cerebral amyloid angiopathy patients without hemorrhagic stroke. Among the advances highlighted in this update are: (1) the importance of sulcal bleeding events in early recurrent hemor...
BACKGROUND AND PURPOSE Cerebral microbleeds (CMBs), cortical superficial siderosis, white matter lesions (WML), and cerebral atrophy may signify greater bleeding risk particularly in patients in whom anticoagulation is to be considered. We investigated their prevalence and associations with stroke type in patients with stroke and atrial fibrillation (AF). MATERIALS AND METHODS Cross-sectional...
BACKGROUND AND PURPOSE Long noncoding RNAs (lncRNAs) play a significant role in cellular physiology. We evaluated the effect of focal ischemia on the expression of 8314 lncRNAs in rat cerebral cortex using microarrays. METHODS Ischemia was induced by transient middle cerebral artery occlusion. Genomic and transcriptomic correlates of the stroke-responsive lncRNAs and the transcription factor ...
Stroke-induced endothelial cell injury leads to destruction of cerebral microvasculature and significant damage to the brain tissue. A subacute phase of cerebral ischemia is associated with regeneration involving the activation of vascular remodeling, neuroplasticity, neurogenesis, and neuroinflammation processes. Effective restoration and improvement of blood supply to the damaged brain tissue...
The primary deficit in acute ischaemic stroke is one of impaired blood flow. Part of the cerebral circulation is occluded either by in situ thrombosis, or embolism from the heart or a more proximal artery (for example, the ipsilateral internal carotid artery). Angiographic studies of the cerebral circulation in acute stroke demonstrate occluding thrombus in up to 80% of patients. The aim of thr...
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