What is contact lens-induced keratitis and what risk factor increases risk?

• A. Inflammation/infection related to contact lens wear; risk increased by overnight wear and poor lens hygiene.
• B. Glaucoma due to lens wear; risk due to sleeping with the lens.
• C. Cataract formation due to lens wear; risk increased by daily wear.
• D. Diabetic retinopathy due to lens wear; risk that reduces with hygiene.

Answer: (A)