Contact Lens Problems: Infection
Bacterial keratitis is the most common type of infectious keratitis. Overall, bacterial keratitis is among the least frequent complications of wearing contacts. But it is much more common in people with extended-wear soft lenses, especially those who wear the lenses overnight.
Even though the Food and Drug Administration (FDA) has approved some extended-wear lenses for 30-day use, many eye doctors recommend that people wear them for a week at most. And many doctors suggest taking them out while you sleep.
In rare cases, viruses and fungi may cause keratitis. A germ that is often present in tap water causes a form of keratitis that is increasingly seen in contact lens wearers, especially those with soft lenses.
Noninfectious causes of keratitis in contact lens wearers include:
If you wear contact lenses and you have a painful, red eye, you may have infectious keratitis. Remove your lenses and call your doctor immediately. Symptoms of bacterial keratitis may include:
eMedicineHealth Medical Reference from Healthwise
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