- Most commonly caused by allergy or infection (bacterial or viral).
- Symptoms include an irritated red eye with a watery or purulent discharge.
- Allergic conjunctivitis is usually bilateral with watery discharge and itching.
- Treatment for allergic conjunctivitis includes topical mast cell stabilisers and antihistamines; bacterial conjunctivitis treatment includes topical antibiotics; viral conjunctivitis requires symptomatic treatment.
- Bacterial and viral conjunctivitis is highly contagious; measures to prevent spread of infection should be considered.
Last updated: Aug 21, 2012