Contact Lens–Related Complications - StatPearls - NCBI - NIH
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 Contact Lens Complications
If you experience any of these symptoms, remove your lenses immediately and consult an eye care professional: Contact Lens–Related Complications - StatPearls - NCBI -
A scratch on the cornea's surface caused by a damaged lens, trapped foreign bodies, or improper handling. The most frequent reason for lens discontinuation, causing
The most frequent reason for lens discontinuation, causing stinging, burning, or a "gritty" sensation.
The growth of new blood vessels into the normally clear cornea to compensate for chronic oxygen deficiency.
Small white inflammatory spots on the cornea that are not caused by an active infection but can indicate corneal distress. Serious Infectious Complications