Visual disturbances
Visual Disturbances
Visual disturbances (/ˈvɪʒʊəl dɪsˈtɜːbənsɪz/) are abnormalities in the normal visual perception. They can be temporary or chronic, and may result from a variety of causes, including eye disorders, neurological conditions, or certain medications.
Etymology
The term "visual disturbances" is derived from the Latin "visus" meaning "sight" and the Latin "disturbare" meaning "to disturb".
Causes
Visual disturbances can be caused by a variety of factors, including:
- Eye disorders: Conditions such as glaucoma, cataracts, and macular degeneration can cause visual disturbances.
- Neurological conditions: Conditions such as migraine, multiple sclerosis, and stroke can cause visual disturbances.
- Medications: Certain medications, including those used to treat epilepsy, migraine, and high blood pressure, can cause visual disturbances as a side effect.
Symptoms
Symptoms of visual disturbances can vary widely, but may include:
Treatment
Treatment for visual disturbances depends on the underlying cause. This may involve:
- Medication: For conditions such as migraines or high blood pressure.
- Surgery: For conditions such as cataracts or glaucoma.
- Vision therapy: For conditions such as double vision or blurred vision.
Related Terms
- Amaurosis fugax: A temporary loss of vision in one or both eyes.
- Scotoma: A blind spot in the visual field.
- Photopsia: The perception of flashing lights, often associated with migraines or retinal detachment.
External links
- Medical encyclopedia article on Visual disturbances
- Wikipedia's article - Visual disturbances
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