What does it mean when one pupil is bigger than the other?

What does it mean when one pupil is bigger than the other?

Anisocoria simply means you have unequal pupils. One pupil may be bigger than normal, or one pupil may be smaller than normal, resulting in unequal pupil sizes. The two pupils may or may not respond normally to light. In most cases, anisocoria is benign and no cause for concern.

What does it mean when one eye is bigger than the other?

Anisocoria (“an-eye-so-CORE-ee-ah”) means you have unequal pupils. One pupil may be bigger than normal (dilated), or one pupil may be smaller than normal (constricted), resulting in different sized pupils.

When to see a doctor about unequal pupil sizes?

If you or someone else notices that you have unequal pupil sizes, see your eye doctor immediately — especially if you have any of the following: 1 Drooping eyelid (ptosis) 2 Double vision 3 Loss of vision 4 Headache or neck pain 5 Eye pain 6 Recent head or eye injury More …

How old do you have to be to have tonic pupil?

Tonic pupil is where one pupil will appear abnormally large in light, taking a long time to constrict. It is not a life-threatening condition. About 90% of cases occur in women between 20 and 40 years of age. Although usually not harmful, having a tonic pupil may lead to someone becoming miotic, or chronically having a small pupil.

Anisocoria simply means you have unequal pupils. One pupil may be bigger than normal, or one pupil may be smaller than normal, resulting in unequal pupil sizes. The two pupils may or may not respond normally to light. In most cases, anisocoria is benign and no cause for concern.

If you or someone else notices that you have unequal pupil sizes, see your eye doctor immediately — especially if you have any of the following: 1 Drooping eyelid (ptosis) 2 Double vision 3 Loss of vision 4 Headache or neck pain 5 Eye pain 6 Recent head or eye injury More

Anisocoria (“an-eye-so-CORE-ee-ah”) means you have unequal pupils. One pupil may be bigger than normal (dilated), or one pupil may be smaller than normal (constricted), resulting in different sized pupils.

How big is the difference in pupil size in simple anisocoria?

In simple anisocoria, the difference in pupil size is usually 1 millimeter (mm) or less, and both pupils react normally to light. The presence of simple anisocoria does not appear to be influenced by sex, age or eye color .