Keratitis: Difference between revisions
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− | == |
+ | ==Background== |
− | * |
+ | *Inflammation of the cornea |
− | === |
+ | ===Etiology=== |
− | * |
+ | *Bacteria |
− | ** |
+ | **Gram-positive cocci |
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+ | ***[[Staphylococcus aureus]] |
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+ | ***[[Staphylococcus epidermidis]] |
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+ | ***[[Streptococcus pneumoniae|'''Streptococcus pneumoniae''']] |
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+ | ***[[Streptococcus pyogenes]] |
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+ | ***[[viridans group streptococci]] |
+ | ***[[Enterococcus faecalis]] |
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− | *** [[Brevibacillus brevis]], [[Brevibacillus iaterosporus]] |
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− | *** |
+ | ***[[Brevibacillus brevis]], [[Brevibacillus iaterosporus]] |
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+ | ***[[Clostridium perfringens]], [[Clostridium tetani]] |
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− | *** [[Neisseria gonorrhoeae]] |
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− | *** |
+ | ***[[Neisseria gonorrhoeae]] |
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+ | ***[[Acinetobacter calcoaceticus]] |
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− | *** [[Burkholderia mallei]] |
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− | *** [[Proteus mirabilis]] |
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+ | ***[[Burkholderia mallei]] |
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+ | ***[[Proteus mirabilis]] |
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+ | ***[[Serratia marcescens]] |
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+ | ***[[Escherichia coli]] |
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+ | ***[[Klebsiella pneumoniae]] |
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+ | ***[[Morganella morganii]] |
+ | ***[[Aeromonas hydrophila]] |
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− | *** |
+ | ***[[Bartonella henselae]] |
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− | *** |
+ | ***[[Chlamydia trachomatis]] |
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+ | ***[[Borrelia burgdorferi]] |
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− | ** [[Mycobacterium chelonae]], th most common NTM, which are associated with surgery |
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− | ** |
+ | **[[Mycobacterium tuberculosis]] |
− | ** |
+ | **[[Mycobacterium chelonae]], th most common NTM, which are associated with surgery |
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+ | **[[Mycobacterium mycogenicum]] |
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− | ** [[Adenovirus]] |
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− | ** [[Vaccinia virus]] |
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− | ** |
+ | **[[Adenovirus]] |
− | ** |
+ | **[[Vaccinia virus]] |
− | ** |
+ | **[[Epstein-Barr virus]] |
− | ** |
+ | **[[Measles virus]] |
+ | **[[Enterovirus]] |
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+ | **[[Coxsackievirus]] |
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− | ** [[Fusarium species]], the most common fungal cause |
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− | ** |
+ | **[[Fusarium species]], the most common fungal cause |
− | ** |
+ | **[[Candida species]] |
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+ | **[[Aspergillus species]] |
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+ | **[[Acremonium species]] |
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+ | **[[Alternaria species]] |
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+ | **[[Penicillium species]] |
− | ** |
+ | **[[Bipolaris species]] |
− | ** |
+ | **[[Nosema species]] |
+ | **[[Vitaforma corneae]] |
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+ | **[[Encephalitozoon species]] |
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− | ** [[Onchocerca volvulus]] |
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− | ** |
+ | **[[Onchocerca volvulus]] |
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+ | **[[Trypanosoma species]] |
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− | == |
+ | ==Clinical Manifestations== |
− | * |
+ | *Red, painful eye with foreign body sensation |
− | * |
+ | *Decreased visual acuity |
− | * |
+ | *Tearing ± purulent discharge (depending on etiology) |
− | * |
+ | *Corneal edema |
− | * |
+ | *Fluorescein dye may help visualize corneal ulcerations |
[[Category:Ophthalmology]] |
[[Category:Ophthalmology]] |
Revision as of 16:58, 19 September 2020
Background
- Inflammation of the cornea
Etiology
- Bacteria
- Gram-positive cocci
- Gram-positive bacilli
- Gram-negative coccobacilli
- Gram-negative bacilli
- Other bacteria
- Chlamydia trachomatis
- Treponema pallidum, mostly in congenital syphilis and presents in adolescence
- Borrelia burgdorferi
- Nocardia species, associated with surgery
- Mycobacteria
- Mycobacterium tuberculosis
- Mycobacterium chelonae, th most common NTM, which are associated with surgery
- Mycobacterium gordonae
- Mycobacterium mycogenicum
- Viruses
- Herpes simplex virus, the most common viral cause
- Varicella-zoster virus, which can occur before, during, or after a zoster eruption
- Adenovirus
- Vaccinia virus
- Epstein-Barr virus
- Measles virus
- Enterovirus
- Coxsackievirus
- Fungi
- Parasites
- Acanthamoeba polyphaga, Acanthamoeba castellanii, associated with contact lenses
- Onchocerca volvulus
- Leishmania brasiliensis
- Trypanosoma species
- Non-infectious causes
Clinical Manifestations
- Red, painful eye with foreign body sensation
- Decreased visual acuity
- Tearing ± purulent discharge (depending on etiology)
- Corneal edema
- Fluorescein dye may help visualize corneal ulcerations