The cornea is a complex structure of eye ball which, as well as having a protective role, is responsible for about three quarters of optical power of eye. It is a transparent structure. Any kind of opacity in cornea may affect vision.
What are the major diseases that occur in the cornea.
Injury: - May lead to rupture of cornea.
Infection:-Mainly from scratches on the cornea and contact lens.
Diseases of corneal shape
Post operative ( Mainly after cataract surgery) loss of cornea transparency.
Contact lens related corneal disease.
Corneal Ulcer
Most common problem. In corneal ulcer disruption of its epithelial layer with involvement of the corneal stroma. It is a common condition in humans particularly in the tropics and in farming.
Symptoms of corneal ulcer:
Red Eye
Watery Eye
Eye Pain
Photophobic
Blurring of vision
Treatment:
According to cause
Precaution for Corneal ulcer:
Don’t Rub your Eyes
Eye protection - Put on safety glasses
Proper cleaning of contact lens.
Treat as soon as possible.
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Organogram of Khulna BNSB Eye Hospital, Shiromoni, Khulna.
