Contact Lens Complications -

The growth of new blood vessels into the normally clear cornea to compensate for chronic oxygen deficiency.

Swelling of the cornea, typically due to a lack of oxygen from overwearing lenses or a poor fit. Contact Lens Complications

The most frequent reason for lens discontinuation, causing stinging, burning, or a "gritty" sensation. The growth of new blood vessels into the

Often caused by Pseudomonas aeruginosa or Staphylococcus , frequently linked to poor hygiene or sleeping in lenses. Often caused by Pseudomonas aeruginosa or Staphylococcus ,

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

Small white inflammatory spots on the cornea that are not caused by an active infection but can indicate corneal distress. Serious Infectious Complications

Contact Lens–Related Complications - StatPearls - NCBI - NIH