Bangkok: Eye health conditions are often overlooked, leading to preventable complications. One such condition is "corneal edema," a concerning eye issue that can arise from various causes and directly affect vision. The "Sure Before Sharing" center of MCOT Thai News Agency gathered insights from Assoc. Prof. Dr. Sakchai Wongkittirak, Chairman of Academic Affairs, Royal College of Ophthalmologists of Thailand, to provide accurate information about this condition.
According to Thai News Agency, corneal edema occurs when the innermost layer of corneal cells is damaged, leading to fluid accumulation inside the cornea. This results from the loss of the natural mechanism that pumps water out, crucial for maintaining corneal dryness and clarity. Warning signs include impaired vision and eye irritation, manifesting as blurriness and a sensation of dust or sand in the eye.
The causes of corneal edema are varied and can be grouped into five major categories: a sudden increase in intraocular pressure as seen in acute glaucoma, damage from intraocular surgery, congenital abnormalities like Fuchs' Endothelial Dystrophy, intraocular inflammation such as uveitis, and prolonged contact lens wear. Each of these factors disrupts the eye's ability to maintain proper fluid balance, leading to swelling.
Treatment for corneal edema depends on the underlying cause. For cases involving high intraocular pressure, eye drops are used to reduce pressure and swelling. However, severe cases due to genetics, surgery, inflammation, or contact lens use may require a corneal transplant. This procedure involves replacing the damaged cornea with a healthy one to restore vision.
Preventive measures are particularly important for contact lens wearers. Recommendations include using daily disposable lenses, limiting wear time, and maintaining strict hygiene. If any irritation or abnormalities occur, it is crucial to remove the lenses and consult an ophthalmologist promptly to minimize damage risk.
In conclusion, recognizing early signs of eye abnormalities and seeking prompt medical attention are crucial steps in protecting vision. Regular check-ups with an ophthalmologist can ensure early detection and appropriate treatment of corneal edema and other eye conditions.