conjunctivitis Flashcards
what causes bacterial conjunctivitis in neonates?
- staph aureus
- neisseria gonorrheoa
- chlamydia thacomatis
what causes bacterial conjunctivitis in age apart from neonates?
- staph aureus
- strep pneumoniae
- haemophilus influenza (more common in children)
how does bacterial conjunctivitis present?
- injected vessels
- burning eyes
- itch
- produce water/pus
what are the investigations for bacterial conjunctivitis?
swab for culture
what is the treatment for bacterial conjunctivitis?
-topical antibiotic chloramphenicol (avoid this if history of aplastic anaemia or allergy)
This treats most bacteria except psueodmonas aeruginosa- for this use gentamicin
what causes viral conjunctivitis?
- adenovirus
- herpes simplex
- herpes zoster
what causes this type of conjunctivitis?
-adenovirus
what causes this type of conjunctivitis?
herpes simplex
what causes this type of conjunctivitis?
herpes zoster
what type of conjunctivitis is this?
bacterial
what is the treatment for viral conjunctivitis?
-its viral so it will run its course
hand hygiene
avoid touching non infected eye
avoid sharing towels
what type of conjunctivitis should be suspected in bilateral conjunctivitis in young adults?
-chlamydial conjunctivitis
what is the treatment for chlamydial conjunctivitis?
- topical oxytetracycline
- systemic antibiotics if they have chlamydia (single dose azithromycin or doxycycline twice for a day for 7 days)
