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Is it transient? If the scotomas are transient, then migraine, transient ischemic attacks, and retrobulbar neuritis should be suspected.
Are there abnormalities on the eye examination other than the optic nerve? On a careful eye examination, ... DIAGNOSTIC WORKUP
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Vision loss may be unilateral or bilateral; transient or persistent; of sudden or gradual onset; and painless or painful. Vision loss in one eye may be followed quickly by ensuing vision loss of the other eye, rendering the patient completely blind (e.g., untreated... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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Sudden decrease of vision is usually an ominous sign. Most often the cause of permanent loss is at the retinal or optic nerve level. For the optic nerve to be associated there must be inflammation. For the retina to be the cause, there must be hemorrhaging or edema. Neurologic... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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... A scotoma is an area of partial or complete blindness within an otherwise normal or slightly impaired visual field. Usually located within the central 30-degree area, the defect ranges from absolute blindness to a barely detectable loss of... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers ... Pictures
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... Vision loss — the inability to perceive visual stimuli — can be sudden or gradual and temporary or permanent. The deficit can range from a slight impairment of vision to total blindness. It can result from an ocular, a neurologic, or a systemic disorder or from... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Pictures
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... A scotoma is an area of partial or complete blindness within an otherwise normal or slightly impaired visual field. Usually located within the central 30-degree area, the defect ranges from absolute blindness to a barely detectable loss of visual... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers ... Pictures
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... Vision loss—the inability to perceive visual stimuli—can be sudden or gradual and temporary or permanent. The deficit can range from a slight impairment of vision to total blindness. It can result from an ocular, a neurologic, or a... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Pictures
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... Michael J. Puk
Scotoma is defined as a blind or partially blind area in the visual field. A basic understanding of neuroanatomy helps to localize the visual field defect. Simply put, pathology anterior to the optic chiasm produces monocular scotomas,... Approach ... History ... Physical examination ... Testin ... Diagnostic assessment
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... The inability to perceive visual stimuli, vision loss can be sudden or gradual and temporary or permanent. The deficit can range from a slight impairment of vision to total blindness. It can result from an ocular, neurologic, or systemic disorder or from trauma or the use of... Assessment ... History ... Physical examination ... Pediatric pointers ... Geriatric pointers ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
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... A scotoma is an area of partial or complete blindness within an otherwise normal or slightly impaired visual field. Usually located within the central 30-degree area, the defect ranges from absolute blindness to a barely detectable loss of visual... History ... Physical assessment ... Medical causes ... Special considerations ... Pediatric pointers ... Patient counseling ... Pictures
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... Vision loss — the inability to perceive visual stimuli — can be sudden or gradual and temporary or permanent. The deficit can range from a slight impairment of vision to total blindness. It can result from an ocular, a neurologic, or a systemic disorder... History ... Physical assessment ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Patient counseling ... Pictures
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... A scotoma is an area of partial or complete blindness within an otherwise normal or slightly impaired visual field. Usually located within the central 30-degree area, the defect ranges from absolute blindness to a barely detectable loss of visual acuity. Typically, the patient... History and physical examination ... Medical causes ... Nursing considerations ... Patient teaching ... Pictures
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... Vision loss—the inability to perceive visual stimuli—can be sudden or gradual and temporary or permanent. The deficit can range from a slight impairment of vision to total blindness. It can result from an ocular, neurologic, or systemic disorder or... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
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An estimated 60 million Americans are in need of vision correction. So it's no surprise that LASIK surgery-- a laser treatment touted as a...
Aging can often mean losing the ability to read up close. But does that mean a life of looking for lost glasses? Learn what other options are...
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We all know that it is important to keep your body active and healthy to live a long life. But the old adage "use it or lose it" is also true....