نتایج جستجو برای: venous sinus
تعداد نتایج: 109845 فیلتر نتایج به سال:
Background: Cerebral venous sinus thrombosis (sinovenous) (CSVT) is a rare and yet an important cause of morbidity and mortality in neonates. The Canadian registry quotes an incidence of 41 per 100,000 newborns per year. Cerebral sinovenous thrombosis is rarely reported in preterm infants. Although it is a potentially devastating condition with poor neuro developmental outcome, the risk factors...
Aim: to study the incidence of pediatric otogenic cerebral sinus thrombosis according data Pediatric Department ENT Diseases (Regional Clinical Hospital No. 2, Tyumen). Patients and Methods: a retrospective analysis medical records children with acute otitis media, exacerbation chronic mastoiditis extra- intracranial complications was conducted. All were hospitalized from 2009 2019. The followi...
DESCRIPTION A 25-year-old woman with a personal history of a recent epidural anaesthesia for vaginal delivery. Four days later was attended in the emergency department by persistent headache. In the physical examination therewas not nuchal rigidity nor neurological abnormalities. Initially hydration, analgesic drugs and lying downwith bed restwere the treatment for a suspected postdural punctur...
Venous sinus thrombosis is a relatively uncommon disorder that frequently is associated with confusing clinical findings and delayed diagnosis. Patients are often screened with unenhanced CT, and CT findings may be subtle and may include hyperattenuation of cerebral veins or venous sinuses secondary to intracranial thrombosis. This hyperattenuation may be mimicked by polycythemia, as shown in t...
BACKGROUND AND PURPOSE Dural arteriovenous fistulas (DAVFs) with disturbed regional cerebral blood flow (rCBF) include retrograde leptomeningeal venous drainage (RLVD). We examined rCBF disturbances in patients with DAVFs by studying MR imaging and single photon emission CT (SPECT) changes before and after treatment. METHODS In 22 patients with DAVFs and RLVD, we studied their symptoms, pre- ...
Venous pressures were measured within the vein of Galen aneurysm/straight sinus complex in 15 patients with Galenic arteriovenous fistulae and vein of Galen aneurysms. Pressures exceeded normal (less than 5 cm of H2O) in each instance, ranging between 9 and 55 cm of H2O. Measured values exceeding 20 cm of H2O were associated with an increased occurrence of brain calcification. Mean venous press...
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