Causes of Corneal Blindness

Infectious

  • Bacterial keratitis
  • Fungal keratitis
  • Viral keratitis
  • Trachoma
  • Onchocerciasis
  • Leprosy
  • Ophthalmia neonatorum

Nutritional

  • Vitamin A deficiency (Xerophthalmia)

Inherited

  • Corneal stromal dystophies
  • Fuch’s endothelial dystrophy

Doctor-caused (iatrogenic)

  • Pseudophakic bullous keratopathy

Inflammatory

  • Mooren’s ulcer
  • Steven’s Johnson Syndrome

Degenerative

  • Keratoconus

Trauma

  • Corneal abrasion predisposing to microbial keratitis
  • Penetrating trauma
  • Chemical injury