It will disappear when the underlying medical condition is effectively treated.Ĭontact an eye doctor near you to discuss treatment options for your specific condition. Treatment for different pupil sizesĮach condition requires different treatments, some require emergency eye care.Īnytime you notice a difference in pupil sizes, see your eye doctor as soon as possible.įor example, iritis can be treated with steroid or dilating eye drops, but there is no specific treatment for Horner’s syndrome. If you don’t get it treated, Iritis can lead to scar tissue, which can cause the pupil to become irregularly shaped. Iritis causes irritation and swelling around your pupil are symptoms of this condition.
When you get this type of headache, your pupil on the side of the headache may shrink.
These headaches are characterized by pain on one side of the head. The pupil is frequently longer than it should be due to a coloboma in the iris, giving it a keyhole-like shape. ColobomaĪ coloboma occurs when a hole or defect of the iris occurs in a portion of the eye that does not form properly in utero. Your pupil may enlarge if you have a tumor in this gland. This gland is in charge of multiple hormone-producing glands. If your pupils change size after a head injury, you should go immediately to the nearest emergency room. Your pupils may grow larger than normal or two distinct sizes as a result of a head injury. It’s possible you were born with it, but it’s usually the result of something affecting the nerves around your eyes. Symptoms of Horner’s syndrome include the constriction of one pupil, upper eyelid drooping, a ‘sinking’ eyeball and decreased sweating on one side of the face.Ī pupil shrinking in size as a result of this condition. SEE RELATED: 9 Ways Your Eyes are a Window to Your Health If you notice any sudden change in the size of your pupils, see an eye doctor near you right away. The reason is frequently unknown, however it can occur following an accident or a lack of blood flow. Adie syndromeĪdie syndrome, also known as Holmes-Adie syndrome (HAS), it causes one pupil to be larger than the other and slow to react to light. If you have a change in pupil size, with a headache or double vision, it could be an indication of an aneurysm, which is a weak spot in the blood vessel’s wall.Īneurysms can cause a great deal of damage if it expands, ruptures or leaks blood into the space around your brain. Third cranial nerve palsy is a potentially dangerous condition that causes the pupil to dilate due to an aneurysm or hemorrhage that exerts pressure on one of the ocular nerves. If anisocoria appears out of nowhere or the size of your two pupils suddenly differs for no apparent reason, it could be an indication of a bigger problem. If you don’t have any other symptoms, you can try to figure out when it happened by comparing the size of your pupils to previous images of yourself. AnisocoriaĪnisocoria is an umbrella term used when one pupil is larger than the other.ĭifferent pupil sizes affect about 1 in every 5 people. There are several conditions that can affect your pupil size: 1. The doctor may use pharmaceutical eye drops to dilate your pupils and make it easier to see into your eyes, which might show this condition. For example, if you’ve been hit in the head and one or both of your pupils are dilated (larger than normal), it can indicate a serious brain injury.Ī ‘swinging light test’ can also be used by your doctor to see if both your pupils react to light in the same way. The size of your pupils and how they react to light can help in the diagnosis of certain medical conditions. Pupils that are unequal, one is larger than the other, can be a sign that something is wrong in the brain. The function of the pupil is to control the amount of light that is let into the eye. The pupil is the dark-colored and circular opening in the center of your eye, that is surrounded by the iris, the colored part of the eye. Up to 20% of healthy people have pupils that are different sizes – some are normal but others are signs of a serious health issue.
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