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CONJUNCTIVITIS
By:Ismah Haron
Conjunctivitis-uncomfortable red eyes;
inflammation of conjunctiva
Chemical Viral AllergicBacterial
Bacterial conjunctivitis• History: red eye, purulent discharge in one eye
then spread to another eye & history of contact with a person with similar symptoms
• Examination: ?
• Management: topical antibiotic eye drops & advise for general hygiene.
• Common organism: staph, strep, pneumococcus & haemophilus
Viral conjunctivitis
• Extremely contagious & lasts longer• Associated with URTI (? virus)• Can be hospital acquired, can lead to
keratoconjunctivitis
• History: ± both eyes, associated with cold & cough.
• Examination: both eyes are red, engorged conjunctival vessels & presence of follicles. Clear discharge. Pre auricular lymphadenopathy.
• Management: self limiting.
Allergic conjunctivitis• History: itch eyes. Clear discharge. Family
history of atopy. • Examination: conjunctival diffusely
injected. Chemosis. Clear discharged.
• Management: topical antihistamine, vasoconstrictor eye drops. Oral antihistamine.
• Contact lens wearers: allergic to lens/lens cleaning materials
Giant papillary conjunctivitis
Chemical conjunctivitis• Exposure to chemical• Occupational: e.g. agriculture,
manufacturing & construction
• History: event of chemical exposure • Examination: eye pain, red eye & oedema.
• Management: continuous eye irrigation with tap water (as emergency step at home/work place only). Artificial tears.
SUBCONJUNCTIVAL HEMORRHAGE
• History: Red eye, normal vision & history of trauma
• Examination: ?
• Management: reassurance, the redness will fade in several weeks.
THANK YOU
References:
1. ABC of Eyes 4th edition, BMJ
2. Lecture Notes Ophthalmology 10th edition
3. Macleod’s Clinical Examination 12th edition
• Mucopurulent discharge. • Uniform engorgement of all conjunctival
blood vessels.• Normal vision.
• Localized area of subconjunctival blood• No discharged• Look for skin bruising