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Conjunctivitis - Coggle Diagram
Conjunctivitis
Definition: Inflammation of the mucous membrane that lines the surface of the eyeball and inner eyelids (conjunctiva).
Etiology
Infectious
Bacterial - Streptococcus pneumoniae, Staphylococcus Aureus, Haemophilus influenzae, Pseudomonas Aeruginosa, Moraxella Catarrhalis
Viral - Adenovirus, herpes simplex virus
(HSV), Enterovirus 70 or Coxsackievirus A24.
Non-infectious - keratoconjunctivitis sicca, allergy, chemical
irritants, and trauma.
Pathophysiology
Viral
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active viral conjunctivitis lasts up to 2 weeks, with the
immune-mediated keratitis occurring later
pharyngitis, fever, malaise, and preauricular adenopathy (pharyngoconjunctival fever). The disease usually lasts 10 days.
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Management
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Medical
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Hx - chief complaint, social history
Phys. exam - visual acuity, visual field
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