Viral infections - most common cause of<unk>  but difficult to differentiate viral from bacterial
Some clinicians treat all possible viral presentations as bacterial<unk> Treatment considerations:
Ointments - soothing effect, but interfere with vision
Drops - no interference with vision
Ointments - soothing effect, but interfere with vision
Drops - no interference with vision
Newborn, see Neonatal<unk> Doxycycline 100mg PO BID for 7 days OR
Azithromycin 1g (20mg/kg) PO one time dose
Newborn Treatment: Azithromycin 20mg/kg PO once daily x 3 days
Disease manifests 5 days post-birth to 2 weeks (late onset)
Disease manifests 5 days post-birth to 2 weeks (late onset)
Due to increasing resistance, CDC recommends dual therapy with Ceftriaxone and Azithromycin (even if patient is negative for Chlamydia).
Ceftriaxone 250mg IM one dose PLUS
Azithromycin 1g PO one dose
Newborn Treatment:
Prophylaxis: Erythromycin ophthalmic 0.5% x1
Disease manifests 1st 5 days post delivery (early onset)
Treatment Ceftriaxone 25-50mg IV or IM, max 125mg
Prophylaxis: Erythromycin ophthalmic 0.5% x1
Disease manifests 1st 5 days post delivery (early onset)
Treatment Ceftriaxone 25-50mg IV or IM, max 125mg
Counsel patient/family on importance of hand hygiene/avoiding touching face to prevent spread!
These options do not cover gonococcal or chlamydial infections
Polymyxin B/Trimethoprim (Polytrim) 2 drops every 6 hours for 7 days OR
Erythromycin applied to the conjunctiva q6hrs for 7 days OR
Levofloxacin 0.5% ophthalmic solution 1-2 drops every 2 hours for 2 days THEN every 6 hours for 5 days OR
Moxifloxacin 0.5% ophthalmic 1-2 drops every 2 hours for 2 days THEN every 6 hours for 5 days OR
Gatifloxacin 0.5% ophthalmic solution 1-2 drops every 2 hours for 2 days THEN 1 drop every 6 hours for 5 days OR
Azithromycin 1% ophthalmic solution 1 drop BID for 2 days THEN 1 drop daily for 5 days
NB: levofloxacin is preferred for contact lens wearers for coverage of pseudomonas. Advise not to wear contacts for duration of treatment
Non-herpetic: supportive care
Herpetic: Acyclovir, ophto referral
Artificial tears and avoidance of allergens
Consider topical antihistamines for severe symptoms
Ketotifen 1 drop q8-12hr OR
Olopatadine 1-2 drop daily
Conjunctivitis 
Kawasaki Disease
Laryngitis
Pediculosis
Pharyngitis
Nontraumatic
Sinusitis
Acute angle-closure glaucoma^