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Is there a history of drug or alcohol ingestion? Hallucinations are common during alcohol withdrawal but also may be noted in cocaine addiction, marijuana addiction ... DIAGNOSTIC WORKUP
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Is it transient? If the scotomas are transient, then migraine, transient ischemic attacks, and retrobulbar neuritis should be suspected.
... DIAGNOSTIC WORKUP
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Hallucinations are psychotic symptoms in which patients perceive stimuli that do not exist. Any of the five senses (auditory, visual, tactile, gustatory, or olfactory) may be involved, with auditory... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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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... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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Hallucinations are defined as perceptual experiences that do not occur in reality. They may be auditory (most common), visual, tactile, or olfactory.
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... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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Flashes of light and floaters may be the presentation in a number of ocular and neurologic disorders. The most frequently encountered presentation of flashes of light is associated with... Differential Diagnosis ... Workup and Diagnosis ... Treatment
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... A hallucination is seeing, hearing, touching, smelling, or tasting something that is not there. Auditory hallucinations without evidence of mental deterioration usually indicate schizophrenia, but
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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... 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... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Pictures
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... Visual floaters are particles of blood or cellular debris that move about in the vitreous. As these enter the visual field, they appear as spots or dots. Chronic floaters may occur... Emergency interventions ... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers ... Geriatric pointers
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Scotoma
(Professional Guide to Signs & Symptoms (Fifth Edition))
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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... 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... History and physical examination ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Pictures
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... Visual floaters are particles of blood or cellular debris that move about in the vitreous. As they enter the visual field, they appear as spots or dots. Chronic floaters may occur normally in elderly or myopic patients.... Emergency interventions ... History and physical examination ... Medical causes ... Special considerations ... Pediatric pointers ... Geriatric pointers
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Scotoma
(The 10-Minute Diagnosis Manual: Symptoms and Signs in the Time-Limited Encounter)
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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... Approach ... History ... Physical examination ... Testin ... Diagnostic assessment
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... Differential Overview
Systemic
❑ Drugs/toxins
❑ Sepsis
❑ Hypoglycemia
... Diagnostic Approach ... Clinical Findings ... Pictures
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Vision loss
(Alarming Signs and Symptoms: Lippincott Manual of Nursing Practice Series)
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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... Assessment ... History ... Physical examination ... Pediatric pointers ... Geriatric pointers ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
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Scotoma
(Signs & Symptoms: A 2-in-1 Reference for Nurses)
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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... 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... History ... Physical assessment ... Medical causes ... Other causes ... Special considerations ... Pediatric pointers ... Geriatric pointers ... Patient counseling ... Pictures
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... Visual floaters are particles of blood or cellular debris that move about in the vitreous. As these enter the visual field, they appear as spots or dots. Chronic floaters may occur normally in elderly... Emergency Actions ... History ... Physical assessment ... Medical 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... History and physical examination ... Medical causes ... Nursing considerations ... Patient teaching ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... 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... History and physical examination ... Medical causes ... Other causes ... Nursing considerations ... Patient teaching ... Pictures
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
... Visual floaters are particles of blood or cellular debris that move about in the vitreous. As these floaters enter the visual field, they appear as spots or dots. Chronic... History and physical examination ... Medical causes ... Nursing considerations ... Patient teaching
... READ MEDICAL BOOK EXCERPTS ONLINE » (free access, no registration)
...
A hallucination is seeing, hearing, touching, smelling, or tasting
something that is not there. Auditory hallucinations without evidence of
mental deterioration usually indicate schizophrenia, but epilepsy
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