What is photokeratitis?

What is photokeratitis?

Thursday, 15 September 2022

Photokeratitis is a painful, temporary eye condition caused by exposure to ultraviolet (UV) rays, usually from the sun. Photokeratitis can be compared to a sunburn, except that it affects the cornea of the eye rather than the skin. UV exposure can temporarily damage the cornea (the clear part of the eye that covers the pupil) and the conjunctiva (a clear layer of tissue that covers the inside of the eyelid and the white of the eye).

What is retinal detachment?

What is retinal detachment?

Thursday, 08 September 2022

Retinal detachment is a serious eye condition that occurs when the retina - a layer of tissue at the back of the eye that processes light - separates from the surrounding tissue.

Dilated pupils or mydriasis

Dilated pupils or mydriasis

Thursday, 01 September 2022

The condition of dilated pupils - or mydriasis - occurs when the black center of the eyes is larger than normal. It can be caused by dilating drops from an eye exam, side effects of medications or traumatic injury.

What is ocular hypertension?

What is ocular hypertension?

Friday, 26 August 2022

Ocular hypertension occurs when eye pressure is above levels considered normal without detectable changes in vision or damage to the structure of the eye. The term is used to distinguish people with elevated pressure from those with glaucoma, a serious eye disease that causes optic nerve damage and vision loss.

Types of cataract

Types of cataract

Tuesday, 23 August 2022

Cataract is the name given to the crystalline lens (the natural lens inside the eye) when it becomes opaque. It is located behind the pupil and works like the lens of a camera, allowing light to pass through and focusing images on the retina, which in turn sends them to the brain, where vision is produced.

What is scleritis?

What is scleritis?

Friday, 12 August 2022

The sclera is the white, protective outer layer of the eye, which is connected to the muscles that help move the eye. Approximately 83% of the surface of the eye is the sclera.

What is entropion?

What is entropion?

Thursday, 04 August 2022

Entropion occurs when the eyelid turns inward toward the eyeball. This causes the eyelid skin and eyelashes to rub against the eye. The friction often causes discomfort and irritation to the cornea, the clear part of the eye.

How is retinopathy of prematurity treated?

How is retinopathy of prematurity treated?

Thursday, 28 July 2022

Retinopathy of prematurity is an eye disease that causes the growth of abnormal blood vessels in the retina, the light-sensitive layer of cells that lines the back of the eye and helps us see. In some countries it accounts for up to 10% of cases of childhood blindness, with higher prevalence in Southeast Asia, Latin America and sub-Saharan Africa.

Pterygium, how living in the Caribbean affects us

Pterygium, how living in the Caribbean affects us

Thursday, 07 July 2022

Pterygium comes from the Greek word pterygion which means "fin". Others relate it to its resemblance to the wing of an insect. The pterygium is a fold of the conjunctiva (layer of transparent tissue that covers the white part of the eye), fleshy and with triangular-shaped penetration that advances over the cornea, which usually forms from the nasal side (side of the eye close to the nose), and may reach the pupil area in both eyes.

Believe it or not, poor sleep can affect vision

Believe it or not, poor sleep can affect vision

Thursday, 30 June 2022

Sleep and rest are essential for human health, so getting the right amount of sleep translates into a good quality of life. However, there are many sleep disorders that can interfere with various aspects of our health, including vision.

What is optic neuritis?

What is optic neuritis?

Thursday, 23 June 2022

It is the inflammation of the optic nerve, which is in charge of sending light signals to the brain, thus allowing sight.

Bags Under the Eyes

Bags Under the Eyes

Monday, 20 June 2022

Many times, in consultation, bags under the eyes are a cause of concern and insecurity for patients. They appear over time and are due to the accumulation of fat in the lower eyelids.

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