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Cornea & External Diseases




















Non Infectious

  • Part of normal aging.
  • May be as a result of chronic inflammation or irritation such as in prolonged contact lens wear.
  • Clinical features:
    • Symptoms:
      • Maybe asymptomatic
      • Foreign body sensation
    • Signs:
      • Small, hard yellow-white deposits commonly seen in the palpebral conjunctiva
      • Usually discrete, benign, but sometimes they become confluence
      • May erode through to irritate the ocular surface
  • Treatment:
    • No treatment required
    • Surgical removal using a needle point under local anesthesia can be done if necessary

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