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