Why Are My Pupils 2 Different Sizes?

How common is Anisocoria?

Physiologic (also known as simple or essential) anisocoria is the most common cause of unequal pupil sizes, affecting up to 20% of the population.

It is a benign condition with a difference in pupil size of less than or equal to 1 mm..

Is unequal pupil size an emergency?

For new uneven pupil size that is related to new double vision, eyelid droopiness or head, neck or eye pain, it is best to be evaluated in the emergency room.

What would cause one pupil to be bigger than the other?

In most cases, the cause of Adie’s pupil is unknown. But it can be associated with eye trauma (including trauma caused by complicated cataract surgery), lack of blood flow (ischemia) or an infection. Neurological disorders. A number of conditions that damage nerves in the brain or spinal cord can cause anisocoria.

Why do I have one eye bigger than the other?

Normal facial asymmetry can make one eye appear higher or lower than the other. Sometimes it’s not uneven eyes, but uneven eyebrows or the shape of your nose making your eyes appear uneven. Aging is also a common cause of facial asymmetry.

What are unequal pupils a sign of?

Unequal pupil sizes of more than 1 mm that develop later in life and do NOT return to equal size may be a sign of an eye, brain, blood vessel, or nerve disease.

When should I be concerned about dilated pupils?

If you or someone else notices you have dilated pupils or one of your pupils looks larger than the other after head trauma, seek medical attention immediately. The same is true if you experience sudden dizziness, headache, confusion, balance problems or other symptoms of a possible stroke.

How do you fix Anisocoria?

Your doctor’s recommended treatment plan will depend on the underlying cause of your anisocoria. For example, if an infection is the cause, your doctor might prescribe antibiotic or antiviral eye drops. If you have an abnormal growth, such as a brain tumor, your doctor might recommend surgery to remove it.

Can Anisocoria cause blindness?

Anisocoria cannot make you go blind. Though many causes of anisocoria are benign and some people only notice some blurry vision and/or light sensitivity, it can be a sign of a serious and potentially life-threatening neurological problem.

Does ptosis go away?

You might notice a drooping eyelid from birth, but it is more common in later life. Depending on the severity of the condition, droopy eyelids can reduce vision – this depends on how much it comes across your vision. Ptosis can be permanent but in most cases it will resolve naturally, with surgery or with mediation.

Should I be worried if one pupil is bigger than the other?

Physiological anisocoria is when there is a natural, small difference in the size of a person’s pupils. This is not harmful and does not require treatment. However, a sudden and pronounced change in one pupil size can indicate a medical condition.

Is Anisocoria serious?

Anisocoria is a condition characterized by an unequal size of the eyes’ pupils. Affecting up to 20% of the population, anisocoria is often entirely harmless, but can be a sign of more serious medical problems.

Can your eyes be two different sizes?

Asymmetrical eyes — or eyes that are not the same size, shape, or level as each other — are very common. In rare cases, having asymmetrical eyes may indicate an underlying medical condition. Most of the time, however, this is not a cause for concern.

Can you fix a droopy eyelid?

However, you may opt for plastic surgery if you want to reduce the drooping. If your doctor finds that your droopy eyelid is caused by an underlying condition, you will likely be treated for that. This should typically stop the eyelids from sagging. If your eyelid blocks your vision, you’ll need medical treatment.