Vision problems can also be indicators of spinocerebellar ataxia. Patients often have decreased low contrast sensitivity. This is a vision problem that makes it difficult to see things at night or in other low lighting conditions. Stereoacuity, the ability to see dimensional differences or depth of objects, can also be affected. This can make even simple tasks, such as walking up stairs or pouring a glass of water, difficult and confusing.
Double or blurred vision is also a common vision symptom. These vision problems can sometimes be attributable to two common eye movement problems in this condition: nystagmus and distance esophoria. Nystagmus is the random, uncontrolled movement of the eyes. Distance esophoria is when an individual's eyes tend to move inwards when looking at something. In some cases, it can be the first and only symptom. Other symptoms may not be present in some individuals when severe vision problems occur.
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