Conjunctivitis: Difference between revisions

Latest revision as of 10:38, 12 August 2020

Background

Inflammation of the conjunctiva

Etiology

Viral
- Adenovirus, which can also cause the more invasive epidemic keratoconjunctivitis
- Herpes simplex virus
- Other: variola virus, vaccinia virus, varicella-zoster virus, rubella virus, measles virus, influenza virus, Epstein-Barr virus
Bacterial
Non-infectious
- Allergy
- Chemical irritation

Clinical Manifestations

Red, itchy, watery eye or eyes
- If painful, suggests keratoconjunctivitis (involvement of cornea)
Discharge tends to be more purulent in bacterial causes
May have preauricular lymphadenopathy, especially in viral causes, Chlamydia, and Neisseria

@@ Line 1: / Line 1: @@
-== Background ==
+==Background==
-* Inflammation of the conjunctiva
+*Inflammation of the conjunctiva
-=== Etiology ===
+===Etiology===
-* Viral
+*Viral
-** [[Adenovirus]], which can also cause the more invasive epidemic keratoconjunctivitis
+**[[Adenovirus]], which can also cause the more invasive epidemic keratoconjunctivitis
-** [[Herpes simplex virus]]
+**[[Herpes simplex virus]]
-** Other: [[variola virus]], [[vaccinia virus]], [[varicella-zoster virus]], [[rubella virus]], [[measles virus]], [[influenza virus]], [[Epstein-Barr virus]]
+**Other: [[variola virus]], [[vaccinia virus]], [[varicella-zoster virus]], [[rubella virus]], [[measles virus]], [[influenza virus]], [[Epstein-Barr virus]]
-* Bacterial
+*Bacterial
-** [[Chlamydia trachomatis]]
+**[[Chlamydia trachomatis]]
-** [[Neisseria gonorrhoeae]]
+**[[Neisseria gonorrhoeae]]
-** [[Staphylococcus aureus]]
+**[[Staphylococcus aureus]]
-** [[Streptococcus pneumoniae]]
+**[[Streptococcus pneumoniae]]
-** [[Haemophilus influenzae]]
+**[[Haemophilus influenzae]]
-* Non-infectious
+*Non-infectious
-** [[Allergy]]
+**[[Allergy]]
-** Chemical irritation
+**Chemical irritation
-== Clinical Manifestations ==
+==Clinical Manifestations==
-* Red, itchy, watery eye or eyes
+*Red, itchy, watery eye or eyes
-** If painful, suggests [[keratoconjunctivitis]] (involvement of cornea)
+**If painful, suggests [[keratoconjunctivitis]] (involvement of cornea)
-* Discharge tends to be more purulent in bacterial causes
+*Discharge tends to be more purulent in bacterial causes
-* May have preauricular lymphadenopathy, especially in viral causes, [[Chlamydia]], and [[Neisseria]]
+*May have preauricular lymphadenopathy, especially in viral causes, [[Chlamydia]], and [[Neisseria]]
 [[Category:Infectious diseases]]
 [[Category:Ophthalmology]]
-[[Category:Head and neck infections]]
+[[Category:Eye infections]]