نتایج جستجو برای: oculomotor
تعداد نتایج: 5211 فیلتر نتایج به سال:
An 85-year-old male presented with bilateral chronic subdural hematomas (CSDHs) resulting in unilateral oculomotor nerve paresis and brainstem symptoms immediately after removal of both hematomas in a single operation. Initial computed tomography on admission demonstrated marked thick bilateral hematomas buckling the brain parenchyma with a minimal midline shift. Almost simultaneous removal of ...
| Oculomotor control in a humanoid robot faces similar problems as biological oculomotor systems, i.e., capturing targets accurately on a very narrow fovea, dealing with large delays in the control system, the stabilization of gaze in face of unknown perturbations of the body, selective attention, and the complexity of stereo vision. In this paper, we suggest control circuits to realize three o...
INTRODUCTION Different oculomotor abnormalities have been reported to occur in premanifest Huntington's disease. The aim of this study is to investigate which oculomotor items of the Unified Huntington's Disease Rating Scale (UHDRS) are affected in premanifest individuals compared to healthy controls, and if CAG repeat length and age are correlated with oculomotor abnormalities in premanifest H...
Transcranial magnetic stimulation (TMS) has emerged as an important technique in cognitive neuroscience, permitting causal inferences about the contribution of a given brain area to behavior. Despite widespread use, exactly how TMS influences neural activity throughout an interconnected network, and how such influences ultimately change behavior, remain unclear. The oculomotor system of nonhuma...
Many everyday tasks, such as remembering where you parked, require the capacity to store and manipulate information about the visual and spatial properties of the world. The ability to represent, remember, and manipulate spatial information is known as visuospatial working memory (VSWM). Despite substantial interest in VSWM the mechanisms responsible for this ability remain debated. One influen...
OBJECTIVE To investigate cervicocephalic kinesthetic sensibility, active range of cervical motion, and oculomotor function in patients with whiplash injury. DESIGN A 2-year review of consecutive patients admitted to the emergency unit after whiplash injury. SETTING An otorhinolaryngology department. PATIENTS AND SUBJECTS Twenty-seven consecutive patients with diagnosed whiplash injury (14...
BACKGROUND AND PURPOSE Transarterial balloon embolization used to be the preferred method for treating DCCFs; however, a strayed, overinflated, or migrated balloon may lead to oculomotor palsy. This investigation compared the use of detachable balloons and GDCs, which were previously used only in cases of balloon-technique failure and are now increasingly used as a first-line treatment for DCCF...
Migraine is a paroxysmal disorder with accompanying neurological phenomenon. Oculomotor dysfunction is one of them. A prospective study was done to investigate the prevalence and features of oculomotor dysfunction in migraineurs. A questionnaire based on “International headache society” criteria were distributed among the persons coming with chief complaints of headache. Among 2200 persons, 200...
Oculomotor nerve palsy generally presents with mydriasis, blepharoptosis, and impairment of extraocular muscle movement. The incidence of primary traumatic oculomotor nerve palsy in craniocerebral trauma is approximately 1.2% [1]. The causes of oculomotor nerve palsy are congenital, traumatic, vascular, migrainous, and parainfectious. Especially in children, it is often caused by congenital fac...
The prevalence of oculomotor dysfunctions associated with blast-induced mild traumatic brain injury (mTBI) in warfighters has increased as a consequence of recent conflicts. This study evaluated the effectiveness of computerized oculomotor vision screening (COVS) in a military population. Oculomotor functions were assessed with COVS and by conventional methods in 20 U.S. military personnel with...
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