👨‍⚕️ Collagen cross-linking is a treatment for keratoconus and corneal ectasia.

How it works:

1. Riboflavin drops: Applied to cornea
2. UV light: Activates riboflavin
3. Cross-linking: Strengthens corneal tissue

Benefits:

1. Stops progression: Prevents further thinning
2. Improves vision: Stabilizes cornea
3. Delays transplant: Alternative to surgery

Procedure:

1. Remove epithelium: Optional
2. Apply riboflavin: Soak cornea
3. UV light exposure: 10-30 minutes
4. Healing: Bandage lens or drops

Risks:

1. Pain: Post-procedure discomfort
2. Infection: Rare
3. Haze: Temporary vision issue