Amaurosis
Amaurosis
Amaurosis (pronounced: am-uh-ROH-sis) is a term used in medicine to describe a condition of vision loss or blindness that occurs without an apparent lesion affecting the eye. This condition can be temporary or permanent, depending on the cause.
Etymology
The term "Amaurosis" is derived from the Greek word "amaurosis," which means "darkening" or "obscuring."
Causes
Amaurosis can be caused by a variety of conditions, including stroke, retinal detachment, optic neuritis, and Leber's hereditary optic neuropathy. It can also be a symptom of more serious systemic diseases, such as diabetes or multiple sclerosis.
Symptoms
The primary symptom of amaurosis is vision loss or blindness. This can occur suddenly or gradually, and can affect one or both eyes. Other symptoms may include headache, nausea, and vomiting, depending on the underlying cause.
Treatment
Treatment for amaurosis depends on the underlying cause. This may include medications, surgery, or other interventions. In some cases, no treatment is available and the vision loss is permanent.
Related Terms
- Amaurosis fugax: A temporary loss of vision in one or both eyes due to a lack of blood flow to the retina.
- Leber's hereditary optic neuropathy: A condition that causes vision loss due to damage to the optic nerves.
- Optic neuritis: Inflammation of the optic nerve that can cause temporary or permanent vision loss.
External links
- Medical encyclopedia article on Amaurosis
- Wikipedia's article - Amaurosis
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