Optic aphasia
WebOptic aphasia is characterized by a deficit in naming objects presented visually, as a result of left occipito-temporal lesion. It differs from other neuropsychological disorders due to the nature of the deficits and impairment of cognitive function. A 52 year-old patient, admitted after an episode of sub-acute infarction in the territory of ...
Optic aphasia
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WebA 47-year-old man with a left temporo-occipital infarct in the area of the posterior cerebral artery is presented. The neuropsychological examination did not reveal aphasia or gross mental deficits. The patient presented with alexia without agraphia, color agnosia, but few visual perceptual deficits. WebJan 1, 1993 · Abstract. Although perseveration—the inappropriate repetition of previous responses—is quite common among patients with neurological damage, relatively few detailed computational accounts of its various forms have been put forth. A particularly well-documented variety involves the pattern of errors made by “optic aphasic” patients, who …
WebThe term agnosia is used to describe a modality specific inability to access semantic knowledge of an object or other stimulus that cannot be attributed to impairment of … WebA recognition disorder is not considered to be agnosia unless there is a lack of aphasia, dementia, or other generalized defect that affects any stage of the object recognition …
WebSep 1, 1994 · Based on this case and analysis of previous reports we suggest that optic aphasia differs from visual agnosia primarily in the degree of callosal disconnection and … WebMar 30, 2024 · Aphasia is an acquired disorder of language due to brain damage. It may occur secondary to brain injury or degeneration and involves the left cerebral hemisphere to a greater extent than the...
WebApr 11, 2024 · The many faces of cerebral venous thrombosis. CVT can be divided into 4 syndromes (in order of most to least common): Isolated elevated intracranial hypertension – most common. Focal syndrome. Diffuse encephalopathy. Cavernous sinus syndrome – rare. Headache can be the only manifestation of CVT but, in over 90% of cases, it is associated ...
WebSep 29, 2024 · The auras usually last for about five minutes to an hour. Aura can sometimes occur without a headache. A migraine aura that affects your vision is common. Visual symptoms don't last long. A migraine aura involving your vision will affect both eyes, and you may see: Flashes of light Zigzagging patterns Blind spots Shimmering spots or stars north ellenmouthWebBálint's syndrome is an uncommon and incompletely understood triad of severe neuropsychological impairments: inability to perceive the visual field as a whole … how to revert to old iosWebaphasia aphasia (əfāˈzhə), language disturbance caused by a lesion of the brain, making an individual partially or totally impaired in his ability to speak, write, or comprehend the meaning of spoken or written words. It is distinguished from functional disorders such as stammering or stuttering, and from impaired speech due to physical defects in ... north ellafortWebJan 17, 2024 · What is optic aphasia? It is the Higher Cortical Disorder in which the patient is unable to name visually presented objects or point to named objects. These patients are able to name and recognize what he or she hears or feels. north ellenbrookWebNational Center for Biotechnology Information how to revert submodule commitWebOptic aphasia: a case with spared action naming and associated disorders AG, a pure case of optic anomia (object naming impaired; action naming good) is described. We consider the fit of experimental data from AG to different theoretical accounts of optic aphasia. north ellis county outreach red oak txWebFeb 4, 2006 · Optic aphasia is a rare syndrome in which patients are unable to name visually presented objects but have no difficulty in naming those objects on tactile or verbal … north ellis county now magazine