Infections of the Eye Flashcards
Chronic inflammation of the lid margin
Blepharitis
What are the types of blepharitis?
Staphylococcal
Seborrheic
Combination
What are two complications that can arise from blepharitis?
hordeolum or chalazion
What is the most common demographic you will see blepharitis?
Almost universal in elderly Caucasians
What is the most important treatment for blepharitis?
Lid hygiene
What is the most common eye disease?
Viral Conjunctivitis
What is the most common pediatric ocular problems?
Viral Conjunctivitis
Inflammation of the outermost layer of the white part of the eye and the inner surface of the eyelid
Conjunctivitis
What are the types of conjunctivitis?
Viral
Bacterial
Allergic
Tear deficiency
Neonatal
When should a case of viral conjunctivitis be referred to a specialist?
pain, photophobia, or decreased vision
Which type of conjunctivitis is described below?
Highly contagious – spreads via direct contact
Most cases resolve 10-14 days
Clear, watery discharge
Red eye
Palpable preauricular lymph node
URI, sore throat, and fever common
Viral Conjunctivitis
Which type of conjunctivitis is described below?
Presents as a unilateral or bilateral blepharoconjunctivitis
with watery discharge, skin vesicles on the lids, and enlarged
preauricular lymph nodes
90% is uni-lateral
Herpectic conjunctivitis
Which type of conjunctivitis is described below?
Purulent discharge
Bacterial conjunctivitis
Which type of conjunctivitis is described below?
Stringy, white mucus
Typically bilateral
Itching
Associated conditions: “cedar” fever, Sneezing, Asthma, Eczema
Allergic conjunctivitis
What are the most common organisms in bacterial conjunctivitis?
Staphylococcus
Streptococcus
Haemophilis
If you have a patient with Spectacular, copious discharge from their eye(s), which pathogen should you highly suspect?
N. gonorrheae
Why is it so important to refer a patient to an eye specialist if their conjunctivitis is due to N. gonorrheae?
Ophthamologic emergency!
Referral to ophthalmologist very important if suspect N. Gono –
vision threatening corneal involvement may develop and patient will need systemic treatment
What organism is a major cause of blindness worldwide?
Chlamydia
Neonatal Conjunctivitis is also called what?
Ophthalmia Neonatorum
In neonatal conjunctivitis, the following time frame should have you suspect what cause/organism in a newborn?
Day 1 onset
Chemical
In neonatal conjunctivitis, the following time frame should have you suspect what cause/organism in a newborn?
Day 2-4 onset
Gonorrhea
Can cause blindness and sepsis – must treat immediately
In neonatal conjunctivitis, the following time frame should have you suspect what cause/organism in a newborn?
Day 3-10 onset
Chlamydia (mostly appears 5 days)
MAJOR cause of blindness worldwide
In neonatal conjunctivitis, the following time frame should have you suspect what cause/organism in a newborn?
Day 2-16 onset
HSV
