Eye drops are very different from medicines. They are liquids that are used to reduce the symptoms of eye problems. They can also help to remove excess eye liquids naturally.
Eye drops can cause serious injury when they are contaminated with toxic substances. Eye drops can also cause symptoms of poisoning if the wrong type of eye drops are used.
Eye infections are extremely common. They may be caused by the bacteria Staphylococcus aureus or by viruses, which can be spread by touching a wound or by being near someone who has a virus.
Symptoms of an eye infection include:
- Red, watery, and irritated eyes
- Pain or itching around the eyes
- Blurred or double vision
- Sore, swollen, or tender eye
- Sensitivity to light, which may make it painful to see
- Feeling like the eyeball is being pushed out of the socket
Eye infections may spread to the brain, which can cause the infection to spread to the brainstem and midbrain. This can cause symptoms in the brain, including:
- Loss of consciousness
Eye injuries can be caused by contact sports, such as boxing. They can also be caused by accidents or blunt trauma to the eye.
Eye injuries may cause symptoms such as:
- Blurred vision
- Watering or swelling of the eye
- Sensitivity to light
- Nausea or vomiting
- Pain in the back of the head
- Feeling of pressure in the eyes
Eye injuries are more common in children and young people. However, older people may also develop eye injuries.
Symptoms of eye injuries include:
- Blurry vision
- Red, watery, or gritty eyes
- Watery or bloody discharge from the eye
- Pain in the eye or around the eye
- Difficulty seeing out of one eye
- Bleeding around the eye
- Bleeding or tearing from the eyelid
- Damage to the cornea, which is the transparent surface at the front of the eye
- Protruding eyeball
- Damage to the lens of the eye
- Nerve damage
Eye burns can be caused by:
- A hot liquid or food.
- A blow to the eye or face.
- A chemical burn.
- A chemical or pesticide exposure.
- A contact with an irritant, such as poison ivy or bleach.
- A chemical burn from contact to a chemical spill or a fire.
- A chemical burn from contact to a liquid.
- An accident.
Some symptoms of a burn to the eye include:
- Pain or redness in the eye
- Fluid or pus in the eye
- Burning or stinging in the eye
- Sensitivity to light in the eye
- Numbing, watering, or soreness around the eye
- Swelling of the eyelids or around the eye
- Change in vision
- Inability to open the eyes
Blunt trauma to the eye can cause:
- A scratch to the eye.
- A tear to the eye.
- A burn to the eye.
- A cut or scrape to the eye.
Symptoms of a burn to the eye may include:
- Pain, redness, or swelling in the eye
- Droop of the eyelid
- Watering, itching, or feeling a foreign body in the eye
Foreign object in the eye
Foreign objects can get trapped in the eye. The object may be a small piece of metal, a small toy, a piece of food, or a piece of clothing.
Symptoms of foreign object in the eye may include:
- A pain or burning sensation in the eye
- A change in vision in the eye
- Difficulty opening the eye
- Discomfort or pain when the eye is opened
- Drooping of the eyelid
- Pain with eye rubbing
Eye injuries occur more often in children than in adults.
Symptoms of an eye injury may include:
- A large lump in the eye
- A severe headache
- A severe headache on one side of the head
- A severe headache on both sides of the head
- A sudden, severe loss of vision in one eye
- A sudden loss of vision in both eyes
- A sudden loss of vision in one eye, followed by a return of vision in the other eye
Risk factors for eye injury include:
- Being under the influence of alcohol or other drugs. This can increase the risk of eye injury.
- Injuries to the face or head.
- A lack of eye protection, such as a helmet or face shield, in sports.
- Falling or hitting your head.
- Being hit by a car or a heavy object.
- Being hit or hit by another person.
- Being around a fire.
- Being around chemicals.
- Inability to see.
- A previous eye injury.
- A previous eye problem.
- Using ophthalmic drugs, such as corticosteroids or preservatives.
- Having a chronic illness, such as diabetes or glaucoma.
- Having surgery on the eye.
- Having a history of eye injury.
An ophthalmologist is a doctor who specializes in the eyes. This is usually a doctor trained in ophthalmology (eye medicine).
To diagnose an eye injury or infection, the doctor will examine the eye. They may also do a physical exam and ask questions about your symptoms.
Tests and procedures may include the following:
- Blood tests. A blood test can check for an infection or other problem with the eye.
- Imaging tests. An imaging test can help doctors see the parts of the eye that are injured or injured from a blow to the face or body.
- Electrophysiologic tests. An electrical test checks how well the eye muscles work.
- Computed tomography (CT) scan. A CT scan is an imaging test that takes pictures of the inside of the body.
Over to you
Eye injuries can have many causes, including:
- Blows or hits to the face or body
- Contact with chemicals
- Being hit by a car
- Being hit by another person
- Contact with an object
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