نتایج جستجو برای: venous sinus
تعداد نتایج: 109845 فیلتر نتایج به سال:
The intracranial venous sinus is an important component of vascular disease. Many diseases involve the venous sinus and are accompanied by venous sinus stenosis (VSS), which leads to increased venous pressure and high intracranial pressure. Recent research has focused on stenting as a treatment for VSS related to these diseases. However, a systematic understanding of venous sinus stenting (VS-S...
BACKGROUND AND PURPOSE Brain CT is widely used to exclude or confirm acute cerebral venous sinus thrombosis. The purpose of this study was to assess the value of attenuation measurement and the H:H ratio on unenhanced brain CT scans in the diagnosis of acute cerebral venous sinus thrombosis. MATERIALS AND METHODS This retrospective study evaluated 20 patients with acute cerebral venous sinus ...
Cerebral venous sinus thrombosis has a wide spectrum of presentation. The clinical manifestation depends on the location of the thrombus, its rate of progression, and the extent of venous collateralization. In this case report, we present the findings of cerebral venous sinus thrombosis presenting with abducens palsy and papilloedema in a patient with heart failure, an unusual etiology for cere...
Variations of the intracranial venous sinuses are important to the surgeon during intraoperative procedures and to the clinician during imaging interpretation. We report a male cadaver found to have a rare venous sinus variation. In all likelihood, this sinus corresponded to the rarely reported accessory venous sinus of Hyrtl. The sinus was approximately 5 mm in width and traveled from the sphe...
This study is to explore and evaluate the efficacy and safety of local thrombolytic therapy in superior sagittal sinus in patients with severe cerebral venous sinus thrombosis during puerperium, as well as the efficacy and safety of anti-platelet aggregation treatment for preventing recurrence. Twelve patients during postpartum period with cerebral venous sinus thrombosis were received local th...
The venous efflux from cerebral dural venous sinus into the extracranial venous drainage is predominantly based on sigmoid venous sinus draining into the internal jugular vein. In the fetal stage, the rapid growth of cerebral hemispheres leads to an enlargement of transverse venous sinuses in somewhat disproportionate manner to growth of sigmoid venous sinus and internal jugular vein. Therefore...
BACKGROUND Idiopathic intracranial hypertension (IIH) remains a poorly understood and therapeutically challenging disease. Enthusiasm has emerged for endovascular therapy with stent reconstruction of dural sinus narrowing; however, a complete understanding of the hydrodynamic dysequilibrium is lacking. OBJECTIVE To review and characterize catheter manometry findings including pulsatility chan...
BACKGROUND Cerebral venous sinus thrombosis is rare and can be promoted by various conditions. We report the case of cerebral venous thrombosis in a patient using androgens. CASE DESCRIPTION A 31-year-old man using androgens for bodybuilding was admitted for headache and vomiting. He had cerebral venous sinus thrombosis, but extensive examinations did not reveal any known cause. CONCLUSIONS...
Cerebral venous sinus thrombosis with internal jugular vein thrombosis is not reported as a complication in nephrotic syndrome. We report a 40-year-old male with nephrotic syndrome, who had headache during his hospitalization. Conventional diagnostic tests showed extensive thrombosis at the proximal part of superior sagittal sinus, left cortical vein, left sigmoid-transverse sinus and left inte...
Cerebral venous sinus thrombosis is a rare but dangerous condition, occurring with an incidence of 3-4 cases/million/year. Cerebral venous sinus thrombosis presents a diagnostic challenge due to its varied presentation patterns. We report a case of a 42 year old Nepali man diagnosed with cerebral venous sinus thrombosis after presenting with a week long history of continuous headache. He improv...
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