DOCTORS'
Medical Case Studies
DOCTORS'
Medical Case Studies
Reduction of the bilateral visual field
Visual search
Visual search is a type of perceptual task requiring attention that typically involves an active scan of the visual environment for a particular object or feature (the target) among other objects or features (the distractors). Visual search can take place either with or without eye movements. Common examples include trying to locate a certain brand of cereal at the grocery store or a friend in a crowd. The scientific study of visual search typically makes use of simple, well-defined search items such as oriented bars or colored letters. The cognitive architecture of the visual system is then assessed by establishing which factors affect the amount of time taken by the observer to indicate whether a search target is present or absent...
Reduction of the bilateral visual field - List of case studies
- Degenerative eye problems - Bilateral colloid degeneration
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69-year-old female with a diagnosis of Bilateral Colloid Degeneration. Her past Ophthalmological history began about 6 to 8 months ago with symptoms of dark spots and reduction of perception of luminosity in the visual field and complaints of a ...
- NF-1 and optic nerve glioma – additional opinion
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5-year-old boy with diagnosis of neurofibromatosis type 1 underwent ophthalmological evaluation that showed reduction in visual acuity and reduction of the bilateral visual field. MRI ...
- Child suffering from NF-1 and optic nerve glioma
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5-year-old boy with diagnosis of neurofibromatosis type 1 underwent ophthalmological evaluation that showed picture of slight reduction in visual acuity of the right eye and severe hypovision of the left ...
- List of Symptoms
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Below is a full list of the symptoms mentioned in case studies throughout the site. click on a ... asthenia General slight illness Gradual strength reduction Group of fistulas H Hair loss Hallucinations ...