Val Phua

Learn why recurrent corneal erosion causes sharp eye pain on waking, how it is diagnosed and when lubrication, bandage lenses, diamond burr or PTK may…

Learn what causes pterygium, how it affects vision and astigmatism, when removal is needed and how modern graft surgery reduces recurrence.

Learn the warning signs of a corneal ulcer, why contact-lens infections are urgent and how antibiotics, corneal scraping and surgery protect vision.

Learn how corneal cross-linking uses riboflavin and UV light to stop progressive keratoconus, including epi-off versus epi-on treatment and recovery.

Learn how keratoconus causes irregular astigmatism and blurred vision, how corneal scans detect it and when cross-linking can stop progression.