A red spot on the eye is rarely a medical emergency. It usually happens when blood collects under the conjunctiva due to a subconjunctival hemorrhage. The transparent membrane that covers the surface of the eye is called conjunctive. The tiny blood vessels in the conjunctiva can damage or leak after sudden increases in pressure.
Here are some main causes of red spots on the eyes and how to treat them.
Causes
The main causes of subconjunctival hemorrhage are sneezing, coughing, and an injury to the eye. When the blood pressure increased, as a result red spot on the eye usually occurs. But in most cases, red spot on the eye can appear without any identifiable cause. Even a person might not realize until they look in a mirror. Some rare causes of subconjunctival hemorrhages include:
High blood pressure
Taking blood thinners
Medical disorders that cause bleeding
Diabetes
Diabetic Retinopathy
Diabetic retinopathy can also cause red spot on the eye. This happens when blood vessels in the eye break due to high blood sugar levels. Blood from leaked or damaged vessels can cause floaters in the vision. People may not feel that they have diabetic retinopathy until it affects their vision.
Symptoms of diabetic retinopathy include:
Floaters
Blurred vision
Reduced night vision
Seeing colors that appear faded
People who have diabetes can decrease the chances of developing diabetic retinopathy by simply controlling their blood sugar and blood pressure levels. If a patient is experiencing diabetic retinopathy, they may visit to a eye doctor about different ways to manage underlying diabetes.
Treatment
Subconjunctival hemorrhages do not usually require treatment. It can be heal after some days depending on the size of the spot. Artificial tears can be used to relieve irritation or dryness and can easily be available in pharmacies. If the red spot is due to bacterial infection so a doctor may recommend antibiotic eye drops. People should not be worried if the red spot changes its colors because this is a sign that the hemorrhage is healing.
Treatments for diabetic retinopathy include, injectable medications to reduce swelling or laser eye surgery to close leaking blood vessels that include removing vitreous gel and blood from the back of the eye
Home Remedies
Red spot in the eye usually heal after some time with home remedies. People can try these remedies to relieve uncomfortable symptoms and promote healing:
Applying a warm compress to reduce irritation
Applying a cold compress to reduce swelling
Do not wear contact lenses while the eye heals
Using artificial tears for itching and dryness
Avoiding rubbing the eyes
When To See A Doctor
People should visit optometrist when an injury caused the red spot on their eye or if they have a history of high blood pressure or a bleeding disorder. If people experience red spot or the following signs, they should seek medical treatment:
Pain in the affected eye
A headache
Dfrom the eye
Bleeding in both eyes
Changes in vision
Bleeding gums
Multiple subconjunctival hemorrhages
Having multiple subconjunctival hemorrhages might show a different underlying medical condition, such as conjunctival amyloidosis, a rare eye disorder that causes pink or yellow lesions on the eye or inside the eyelid. It occurs when protein accumulates inside organs and other tissues. it typically remain within the eye and does not include other organs or tissues.
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