نتایج جستجو برای: spinal cord ischemia
تعداد نتایج: 222911 فیلتر نتایج به سال:
INTRODUCTION Acute spinal cord ischemia syndrome is a rare condition comprising a small fraction of neurovascular accidents, the majority of which occur within the cerebral circulation. The circulation of the spinal cord has several unique features that determine the clinical presentation. CASE PRESENTATION In this case of a 67-year-old Caucasian man who came to our emergency department with ...
Ischemia of the spinal cord is a rare entity with a poor prognosis. Brain ischemia is no longer a diagnostic challenge; on the contrary, ischemia of the spinal cord remains difficult, particularly in children. In this article, we illustrate the principal causes in children and adults, clinical presentation, different techniques for the diagnosis by MR imaging (diffusion, spinal MR angiography, ...
1. Be able to identify patients undergoing thoracoabdominal aortic procedures who are at high risk of spinal cord ischemia. 2. Learn intraoperative management strategies and techniques to decrease the risk of spinal cord ischemia in patients undergoing thoracoabdominal aortic procedures. 3. Learn the indications for lumbar cerebral spinal fluid drainage in patients undergoing thoracoabdominal a...
Paraplegia or paraparesis secondary to spinal cord ischemia is an extremely rare complication after elective repair of abdominal aortic aneurysm. We report delayed paraparesis after endovascular abdominal aortic aneurysm repair in which one hypogastric artery was unintentionally occluded due to atheroembolism. A spinal catheter was immediately inserted after onset of paraplegia to promote cereb...
OBJECTIVE Severe global ischemia often results in severe damage to the central nervous system of survivors. Hind-limb paralysis is a common deficit caused by global ischemia. Until recently, most studies of global ischemia of the central nervous system have examined either the brain or spinal cord, but not both. Spinal cord damage specifically after global ischemia has not been studied in detai...
The pathophysiology of ischemia/reperfusion injury involves extravascular migration of leukocytes from the bloodstream to the site of injury. Leukocyte adhesion and intercellular adhesion molecule-1 (ICAM-1) play an important role in the recruitment of leukocytes to the site of injury. In this study, we evaluated the role of the ICAM-1 in spinal cord ischemia and the therapeutic effects of epid...
It is generally considered that the genesis of myelopathy associated with the degenerative conditions of the spine may result from both mechanical compression and circulatory disturbance. Many references about spinal cord tissue ischemic damage can be found in the literature, but not detailed studies about spinal cord microvasculature damage related to congestion or blood permeability. This stu...
BACKGROUND Paraplegia is the most devastating complication of thoracic or thoraco-abdominal aortic surgery. During these operations, an ischemia-reperfusion process is inevitable and the produced radical oxygen species cause severe oxidative stress for the spinal cord. In this study we examined the influence of Amifostine, a triphosphate free oxygen scavenger, on oxidative stress of spinal cord...
Ischemic changes in neurocytes from brain and spinal cord of rats were studied by densitometric measurement of bound basic stain--methylene blue. Statistically significant differences in integrated optical density (I.O.D.) of cytoplasm near to cell nucleus in brain and spinal cord neurocytes were detected after ischemia. After 10 minutes of ischemia, the average values of I.O.D. decreased to 65...
BACKGROUND Disc herniations are only reported in few case reports as a rare cause of acute spinal ischemia. A surgical treatment has not been described so far in these reports with analysis of diffusion weighted magnetic resonance imaging (DWI/MRI) before and after surgery. The aim of our study is to report a case of cervical spinal cord ischemia caused by cervical disc herniation and discuss t...
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