Millions of patients are diagnosed with eye diseases and conditions every year, some of these
eye diseases may not display symptoms until there is an irreversible damage to the patient’s
vision. The outcome of eye disease can range from temporary discomfort to total loss of vision,
that is why all eye problems and diseases should be taken seriously and regular eye check-ups
are absolutely essential.
The main causes of eye problems can be divided into five groups:
Inflammation of the eye and surrounding structures caused by bacterial, viral, parasitic
or fungal infection.
Injuries to the eye and surrounding structures, either as a result of trauma or an object in
Genetically inherited eye diseases, many of which may only manifest later in life, they
affect the structures and the functioning of the eye and therefore can impair visual
abilities. In some cases, children are born with these conditions).
Diseases or conditions, such as migraine or diabetes , which can affect other organs of
the body, such as the eyes.
External causes, such as allergies or eye strain due to over-use, or as a side effect of
The three symptoms indicative of eye disease are changes in vision, changes in the
appearance of the eye, or an abnormal sensation or pain in the eye.
Changes in vision can include the following symptoms :
Nearsightedness is caused by an elongation of the eyeball over time, making it difficult
to clearly see objects far away.
Farsightedness is caused by the shortening of the eyeball, making it difficult to see
objects that are close-by clearly.
Blurry or hazy vision, or loss of specific areas of vision, which can affect one or both
eyes and is the most common vision symptom. Any sudden changes in vision, should be
a cause of concern.
Double vision means a single clear image appears to repeat itself. This could be
accompanied by other symptoms as headaches, nausea, a droopy eyelid and
misalignment of the eyes.
Floaters are specks or strands that seem to float across the field of vision. These are
shadows cast by cells inside the clear fluid that fills the eye. These are usually harmless,