Photophobia: Causes, Treatments & Prevention
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What causes photophobia? 32 possible conditions

Photophobia is a condition in which bright lights hurt your eyes. Another name for this condition is light sensitivity. It’s a common symptom that’s associated with several different conditions, ranging from minor irritations to serious medical emergencies. Read more

See a list of possible causes in order from the most common to the least.

1

Eye Emergencies

This condition is considered a medical emergency. Urgent care may be required.

If you have an injured eye or a foreign object in your eye, you'll likely need to seek medical attention right away. Here's what to look out for in eye emergencies.

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2

Corneal Abrasion

This condition is considered a medical emergency. Urgent care may be required.

The cornea is a thin, transparent dome that covers your eye's iris and pupil. The iris is the colored part of your eye, and the pupil is the black center. All light that enters your eye and allows you to see strike...

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3

Uveitis

Uveitis is swelling of the middle layer of the eye, which provides blood to the retina. Read about causes, symptoms, and treatment.

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4

Hyphema

A hyphema is a collection of blood in the eye, between the cornea and the iris. It is painful, and requires immediate medical attention.

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5

Typhus

Typhus is caused by bacteria transmitted by flea, mite, louse, or tick bites. Scratching the bite opens the skin and allows the bacteria to enter the bloodstream.

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6

Migraine with Aura

Migraine is a disorder characterized by repeated attacks of severe headache. Symptoms include throbbing or pulsating pain, usually on only one side of the head, and can last between four hours and three days.

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7

Scleritis

Scleritis is inflammation of the outer surface of the eye. How scleritis will affect you often depends on which type you have.

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8

Corneal Ulcer

A corneal ulcer is an open sore that forms on the cornea. It's usually caused by an infection. Even small injuries to the eye can lead to infections.

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9

Conjunctivitis (Pink Eye)

Conjunctivitis, commonly known as "pink eye," is an infection or swelling in the outer membrane of your eyeball. Blood vessels in your conjunctiva, a thin membrane that lines part of your eye, become inflamed. Thi...

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10

Allergic Conjunctivitis

Allergic conjunctivitis is an eye inflammation caused by an allergic reaction to substances like pollen. Your eyes may become red, itchy, and watery.

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11

Dry Eye Syndrome

There are a lot of conditions and medications that can cause dry eye syndrome. Read about the causes and treatment options.

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12

Meningitis

This condition is considered a medical emergency. Urgent care may be required.

Meningitis is an inflammation of the meninges. This is the membrane that covers the brain and spinal cord. Meningitis may occur when fluid surrounding the meninges becomes infected. The most common causes of meningiti...

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13

External Eyelid Stye (Hordeolum Externum)

An external eyelid stye is an inflamed area or bump on the eyelid. The medical term for a stye is hordeolum externum . Styes are red, painful lumps (most look like pimples) near the edge of the eyelid, where th...

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14

As Rare as it Gets: Chediak Higashi Syndrome

Chediak-Higashi Syndrome is a rare type of albinism that causes problems with your vision. Learn about the different types and possible symptoms.

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15

Chalazion

A chalazion is a small bump that appears on your eyelid because of a blocked oil gland. It usually disappears on its own within a month.

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16

Dry Eyes

Dry eyes occur when your eyes don't produce enough tears, or they produce tears that can't effectively keep your eyes moist. Tears are needed to help keep enough moisture in your eyes.

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17

Encephalitis

This condition is considered a medical emergency. Urgent care may be required.

Encephalitis is an inflammation of the brain tissue. It's most often caused by viral infections. In some cases, bacterial infections can cause encephalitis.

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18

Albinism

Albinism is a rare group of genetic disorders that cause the skin, hair, or eyes to have little or no color. Albinism is also associated with vision problems.

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19

Subarachnoid hemorrhage

This condition is considered a medical emergency. Urgent care may be required.

Subarachnoid hemorrhage (SAH) refers to bleeding within the subarachnoid space, which is the area between your brain and the tissues that cover it.

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20

Infectious Mononucleosis

Infectious mononucleosis, or mono, refers to a group of symptoms usually caused by the Epstein-Barr virus (EBV).

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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