نتایج جستجو برای: cerebral veins
تعداد نتایج: 198801 فیلتر نتایج به سال:
Abstract Thrombosis of the cerebral veins and sinuses (CVT) is a distinct cerebrovascular disorder that, unlike arterial stroke, most often affects children young adults, especially women. In this review, we will summarize recent advances on knowledge patients with CVT.
BACKGROUND AND PURPOSE SWI is a new MR imaging method that maximizes sensitivity to magnetic susceptibility effects with phase information for visualizing small cerebral veins. The purpose of this study was to report the use of SWI in combination with DSC in examining related RCVD in patients with intracranial DAVFs. MATERIALS AND METHODS Ten patients with angiographically confirmed DAVFs wit...
The aim of our study was to analyze morphological and functional aspects of cerebral veins by means of ecocolor-Doppler in young (i.e., ≤ 30 years old) and older (i.e., >30 years old) patients suffering from multiple sclerosis. 552 multiple sclerosis patients were evaluated by means of a dedicated Echo-Color-Doppler support (MyLab Vinco echocolor Doppler System, Esaote), in both supine and sitt...
The vein of Galen is the largest of the deep cerebral veins formed posterior to the pineal body by confluence of the two internal cerebral veins. It curves sharply upward around the splenium of the corpus collosum and drains the deep medially located veins of the diencephalon, basal ganglia, and mid brain. Dilatation of the vein of Galen results from the force of arterial blood either directly ...
OBJECTIVE To determine if chronic cerebral venous insufficiency exists in patients with multiple sclerosis (MS) using ultrasonography and 4-dimensional color Doppler ultrasonography examination and unverified criteria proposed by Zamboni et al. DESIGN Patients with MS and clinically isolated syndrome were matched by age and sex with subjects with migraine or no neurological disease. All subje...
A Cerebral Arteriovenous Malformation is an abnormal connection between arteries and veins. Normally the blood flows from arteries to veins through capillary bed. But patient having AVM, the capillary bed will be absent. The veins cannot handle the pressure of blood flowing from arteries to veins and it ruptures. The success of treatment by embolization in interventional Neuroradiolgy is highly...
The blood vascular bed of the rat pineal gland was reproduced through a low viscosity methacrylate casting medium and observed with a scanning electron microscope. The pineal gland was located in front of the confluens sinuum which was formed by the confluence of the left and right transverse sinuses and the superior sagittal and great cerebral veins. The pineal gland was found to contain a ric...
Thrombosis of cerebral veins or thrombosis of cortical and deep veins that empty into the sinuses can cause serious neurological syndromes. Cerebral vein thrombosis is seen, especially between the ages of 20-35. The predisposing factors in 80% of patients can be determined. Pregnancy, postpartum period and spinal anaesthesia are among the predisposing factors. Diagnosis of the disease is diffic...
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