نتایج جستجو برای: visual disturbance
تعداد نتایج: 400969 فیلتر نتایج به سال:
A 63 year old man with central nervous system lupus with a neurogenic bladder and visual disturbance is described. The diagnosis of neurogenic bladder, attributed to peripheral neuropathy, was made on the basis of cystometrography and clinical symptoms. A brain magnetic resonance imaging scan showed gliosis along the cerebral vessels and the optic nerve. This case shows that systemic lupus eryt...
PURPOSE Visual acuity (VA) disturbance other than field defect is important in evaluating patients with pituitary macroadenoma. The purpose of this study was to evaluate MR imaging appearances of optic nerves in patients with pituitary macroadenoma and to ascertain whether visual impairment was correlated with abnormality in optic nerve signal intensity. PATIENTS AND METHODS Twenty-seven pati...
Visual complaints without a physical basis are not uncommon presentations to the general physician , the neurologist, or the ophthalmologist. These alleged visual disturbances may be psy-chogenic or feigned. The diagnosis is made when all possible contributory pathology of the visual system is excluded, and reassurance remains the cornerstone of management. Visual complaints without evidence of...
cerebral stroke is a rare disease in children. moyamoya (mm) is one of the infrequent cerebrovascular diseases with unknown etiology. we report an 8 year-old-boy with chief complain of sudden onset bilateral parietal lobe headache. he mentioned that his headache was first started about three weeks ago and was associated with visual disturbance. his mother declared that the boy developed gait pr...
BACKGROUND Common carotid artery (CCA) occlusion sometimes requires surgical revascularization to resolve persistent cerebral/ocular ischemia. High-flow bypass is often indicated in these cases, using the interposed graft such as saphenous vein and radial artery. However, high-flow bypass surgery is invasive and may provide excessive blood flow to ischemic brain. In this report, we present a ca...
Neurological complications of snake bites have been well documented in the literature as neuromuscular paralysis and cerebrovascular complications; posterior reversible encephalopathy syndrome was rarely described. A 23-year-old lady presented near full term of her pregnancy with a horned snake Cerastes cerastes bite; after successful delivery she started complaining of altered mental status an...
We objectively measured optical quality and quantified such nightvision disturbances as glare, starbursts, and halos perceived by patients diagnosed with cataracts. For this purpose, retinal-image quality was measured with a double-pass device (OQAS, Visiometrics SL). Visual-discrimination capacity was quantified by the disturbance index under low illumination (Halo v1.0 software, Laboratory of...
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