What is myopia?
Myopia is a refractive error, during which a parallel beam of light that enters the eye does not focus on the retina but in front of it; as a result, the image of the object does not clearly appear on the retina.Myopia increase...
Introduction
Xerophthalmia is a common condition that may cause itching and burning, a sensation of sand inside the eye, an intermittent blurring of the vision and even double vision.There is a series of treatments, medications and procedures th...
Causes
In most cases, the exact cause of a tumor is unknown but important factors are:Exposure to sunlight increases the risk of skin tumors on the eyelids and especially in people with light skin.
Heredity is important, as some patients ha...
The macula is the central part of the retina that provides us with best vision. The hole is usually created without apparent reason when the vitreous pulls away tearing off a small piece of the retina in the macula. In rare occasions, it may be cause...
Presbyopia
Presbyopia is a condition associated with the aging of the eye which results in eyes losing the ability to focus clearly on close objects.It is a natural condition which affects almost everyone after the age of 40 to 50.&nbs...
Definition
Pterygium is a triangular fibrovascular tissue formation which invades the cornea. In early stages, there are small, gray growths near the corneal limbus and as the disease progresses the conjunctiva covers these growths and gradually exp...
The retina stays in place thanks to special biological mechanisms, which require the retina to be watertight to function correctly.If there is a break on the retina, it stops being watertight and there is an increased risk of detachment. This bre...
Definition
Pinguecula is a very common distortion which consists of yellow and white deposits in the conjunctiva adjacent to the limbus, either on the nasal side or on the side of the temples. It is not a tumor but a normal alteration of the natural...
What is strabismus?
Strabismus (squint) is a very common condition of childhood with incidence of 4%. It is a condition where the optical axes of the 2 eyes are not aligned. In strabismus, when one eye looks straight, the fellow eye deviates inwards...
What is hyperopia?
Hyperopia is a condition in which light is focused behind the retina instead of on it, causing objects to be blurry.In hyperopia, patients usually cannot see objects in close distances well, but they can see far objects ...
