This can affect the blood vessels supplying the brain or nerves controlling the eye muscles and cause double vision. Stroke or transient ischemic attack: In a stroke, blood fails to reach the brain due to an obstruction in the blood vessels.This includes Graves’ ophthalmopathy, in which the eyes can appear to protrude because fat and tissue build up behind the eye. Changes in thyroid function can affect the external muscles that control the eye. Thyroid dysfunction: The thyroid gland is in the neck and produces a hormone called thyroxine.Other conditions that can cause double vision include: This occurs because the brain had been suppressing signals from one of the eyes in an attempt to avoid double vision. In some cases, the treatment of a squint can also cause double vision. Sometimes, a squint can return later in life for people who had a squint as a child. the nerves controlling the eye muscles have abnormalities.This condition might be because the affected eye has the following difficulties: Strabismus causes the eyes to look in slightly different directions. However, the condition does not always result in double vision. Strabismus is relatively common in children. This condition occurs when the eyes are not correctly aligned. Causes of binocular double visionĪ common cause of binocular double vision is a squint or strabismus. Damage to the muscles that move the eyes or the nerves that control eye movement can create a double image.ĭamage in specific parts of the eye, like the lens or cornea, can also cause diplopia. It can be nerve or muscle damage.Ĭertain illnesses can weaken the muscles moving the eyes and produce double vision. The eyes must work together to create depth perception.Īnything that disrupts this process can cause diplopia. The brain combines the representations from each eye and perceives them as one clear picture. Share on Pinterest Jasmin Merdan/Getty ImagesĮach eye creates its own image of the environment. Treatments can include surgery, eye exercises, or corrective lenses.Alcohol or recreational drugs can cause temporary double vision.A childhood squint, or eye turn, can sometimes recur and cause double vision.Diplopia can affect just one eye or both.Double vision, or diplopia, can result from a range of underlying conditions.Here are some key points about double vision. This article will look at the causes, diagnosis, and treatment of double vision. Treatments can include eye exercises, specially designed glasses, and surgery. Treatment of double vision depends on the cause and type. Monocular double vision may occur when the double vision results from an issue with just one eye. If a person closes one eye, the double vision will go away, as it is caused by each eye seeing slightly differently. The condition can affect balance, movement, and reading ability.īinocular double vision only occurs when both eyes are open. It can happen for many reasons, including diabetes and a blow to the head. The two images can be side by side, on top of one another, or both. Double vision occurs when a person sees a double image where there should only be one.
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