Question: Does Anisocoria Come Go?

Can Anisocoria be normal?

The term anisocoria refers to pupils that are different sizes at the same time.

The presence of anisocoria can be normal (physiologic), or it can be a sign of an underlying medical condition..

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.

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.

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.

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.

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.

What are the causes of Anisocoria?

CausesAneurysm in the brain.Bleeding inside the skull caused by head injury.Brain tumor or abscess (such as, pontine lesions)Excess pressure in one eye caused by glaucoma.Increased intracranial pressure, because of brain swelling, intracranial hemorrhage, acute stroke, or intracranial tumor.More items…•

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.

What is Anisocoria a symptom of?

People with nervous system disorders that cause anisocoria often also have a drooping eyelid, double vision and/or strabismus. Brain disorders associated with anisocoria include strokes, hemorrhage (spontaneous or due to head injury) and, less commonly, certain tumors or infections.

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.