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Recurrent corneal erosion is a condition affecting the outermost layer of corneal cells called the epithelium. The problem is caused when the bottom layer of epithelial cells adhere poorly to the cornea, causing them to slough off easily.
The cornea has a remarkable ability to heal itself, so treatment is designed to minimize complications.
Lubricants
If the abrasion is very small, the doctor might just suggest an eye lubricant and a follow-up visit the next day. A very small abrasion should heal in one to two days; others usually in one week.
Antibiotics
However, to avoid a possible infection, an antibiotic eye drop may be prescribed. Sometimes additional eye drops may make the eye feel more comfortable.
“Patching”
Depending upon the extent of the abrasion, some doctors may patch the affected eye. It is very important to go for the follow-up checkup to make sure an infection does not occur. Use of contact lenses should not be resumed without the doctor's approval.
The immediate treatment goal of an acute corneal epithelial erosive episode is to promote epithelial regeneration and reestablish an intact ocular surface. This often must be maintained for sufficient time to allow reformation of the normal basement membrane complexes responsible for tight adhesion. It is important, however, not to confuse epithelial cysts or dots, which are characteristic of newly healed epithelium, with signs of anterior basement membrane dystrophy. An attempt at recording visual acuity should be made. For an abrasion, first examine the eyelid and the palpebral conjunctiva, ocular surface and fornices to rule out the presence of a foreign body. The area of erosion may appear like a wrinkled carpet or even as a frank epithelial defect. The size of the epithelial defect can be determined with the instillation of fluorescein.
Prognosis
Everyone should wear eye protection whenever this is recommended. This should be standard practice when using power tools and playing certain sports. Eyeglasses should be worn when whenever it is possible because the injury could occur in most amazing situations!
Contact lens wearers should be careful to follow their doctors' instructions on caring for and wearing their lenses. Ill-fitting or dirty lenses could lead to an abrasion, so patients should go for their prescribed checkups.
- en.wikipedia.org/wiki/Corneal_erosion
- www.emedicine.com
- www.optometry.co.uk