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Non Infectious
Allergic conjunctivitis demonstrating bulbar and tarsal conjunctival papillary reaction.

  • One of the most common ocular immunologic disorders seen in ophthalmologic practice.
  • Usually due to immediate hypersensitivity reaction to a variety of airborne allergens such as; pollens from grass, weeds and ragweed.
  • Clinical features:
    • Acute, recurrent, transient, and self-limiting condition.
    • May also present as perennial or chronic condition.
    • Commonly have other allergic histories such as eczema, asthma or seasonal rhinitis.
    • Symptoms:
      • Acute onset of itching
      • Burning sensation
      • Tearing
    • Signs:
      • Red eye
      • Chemosis (conjunctival edema)
      • Lid swelling
      • Conjunctival papillary reaction
      • Watery and/or mucoid discharge
  • Management:
    • Avoid allergens, if known.
    • Topical antihistamines usually helpful.
    • Topical vasoconstrictor may be used.
    • Topical NSAIDs usually helpful to relieve the itching.
    • Topical mast cell degranulation inhibitor.
    • Topical steroids may be considered when other agents have failed and in severe cases.
    • Systemic antihistamines.

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