Common signs and symptoms include: A persistently small pupil (miosis) A notable difference in pupil size between the two eyes (anisocoria) Little or delayed opening (dilation) of the affected pupil in dim light. These stimulant drugs have shown to cause visual side effects: Ritalin. Horner syndrome usually affects only one side of the face. Surgery: Eye surgery may result in alterations in pupil size, which can be permanent. Pupils dilate or become large when For many, Oscillopsia can be one of many.First one is better one: to get back to the original dose, something less than 30mg should now dilate pupils.
Seizure: Sometimes seizures (a disruption of electrical activity in the brain) can cause changes in the pupils, which may be equal or unequal. Dilated Pupils and Ritalin - FamilyEducation.Migraine: While it is not common, migraines can cause anisocoria.Vision loss: Significant vision defects can affect pupil size and reactivity.One of the main symptoms of opioid withdrawal are dilated pupils. Increased intracranial pressure: This can result from a brain tumor, meningitis (inflammation of the fluid around the brain), or a stroke. Marijuana: Along with marijuanas distinct odor, THC causes the whites of the eyes to.Trauma: An injury affecting the eye or the brain may cause the pupils to be unequal.Inflammatory conditions, such as MS and sarcoidosis, also can do this. Inflammation: An infection affecting the eye or the cranial nerves can cause anisocoria.Cranial nerve damage: This can occur due to a stroke (a blockage of blood flow or bleeding in the brain), brain aneurysm (defect in a blood vessel), or a brain tumor.Multiple sclerosis (MS): MS is a chronic neurological disorder that causes symptoms affecting vision, movement, sensation, and more.
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