Contact Lens Complications Apr 2026

An inflammatory reaction where small bumps (papillae) form under the upper eyelid, often due to lens deposits or mechanical rubbing.

Infectious keratitis (inflammation of the cornea) is the most dangerous complication and can lead to permanent vision loss.

A rare but severe parasitic infection often found in tap water, hot tubs, or swimming pools. It is notoriously difficult to treat. Contact Lens Complications

The most frequent reason for lens discontinuation, causing stinging, burning, or a "gritty" sensation.

If you experience any of these symptoms, remove your lenses immediately and consult an eye care professional: An inflammatory reaction where small bumps (papillae) form

A scratch on the cornea's surface caused by a damaged lens, trapped foreign bodies, or improper handling.

Many complications are related to the mechanical presence of the lens or a lack of oxygen (hypoxia) reaching the eye. It is notoriously difficult to treat

Contact lens complications range from mild irritation to sight-threatening infections. While lenses are generally safe, they interact directly with the cornea, potentially disrupting its oxygen supply and natural defenses. Common Non-Infectious Complications