Flashcards in Micro: Eye Infections Deck (25):
Main causative agent in infections outside the eye but in the orbital region such as blepharitis and styes.
Swimming pool conjunctivitis.
How can an infectious conjunctivitis be distinguished from an allergic conjunctivitis?
Infectious forms can spread from one eye to the other. Allergic forms tend to affect both eyes simultaneously.
Most serious viral conjunctivitis.
Chlamydia trachomatis, Neisseria gonorrhoeae
FLIES, fomites, fingers
Chlamydia trachomatis, serotypes A-C
-most common world wide eye infection
Thayer Martin Agar
Adenovirus (swimming pools)
-self limiting with sore throat and red eyes
Adenovirus (classical pink eye, not from swimming pools)
-no sore throat
-red eyes, fever
Syncytia on Tzank smear
HSV-1, HSV-2, or VZV
-giant multinucleated cells diagnostic during eye infections
Owl's Eye Inclusions
-CMV retinitis in AIDS patients
Acute hemorrhagic conjunctivitis
Coxsackie A24 or Enterovirus E70
Wearing contact lenses for too long causing corneal abrasions
Hematogenous spread, pseudohyphae, floaters, eye pain
-can lead to blindness
fungi and parasites
homemade contact solution, swimming in fresh water
-leads to cataracts and vision loss
diagnositc of any type of amoeba
Larvae encyst in eye
Black Fly, blindness
-African River Blindness