Conjunctivitis

Question 1

Definition

Answer 1

Inflammation of conjunctiva
-Mucous membrane that covers fornt of eye and lines eyelids

• Associated corneal involvement (kerato-conjunctivitis)
• Eyelid involvement (bepharoconjunctivitis)

Question 2

Types

Answer 2

BACTERIAL (S. pneumoniae*, s. areus, gonorrhoeae, chlamydia)
-Purulent, eyes stuck together

VIRAL (H. influenzae*)

• Serous discharge
• Recent URTI
• Preauricular lymph nodes

ALLERGIC

• Bilateral
• Itch
• Hx atopy

Question 3

CLinical Features

Answer 3

Red eye
Irritation/grittiness
Photophobia
VA unaltered
Discharge

Question 4

Management: infective cause

Answer 4

Conservative

• No contacts
• No towel sharing

Medical

• Topical antibiotics e.g. chloramphenicol
• Fusidic acid (pregnant women)

Question 5

Management: allergic

Answer 5

Medical
Topical/systemic antihistamine
-Topical mast cell stabilisers (e.g. sodium cromoglicate, nedocromil)