Bacterial keratitis: Difference between revisions
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*Interstitial keratitis | *Interstitial keratitis | ||
*[[Herpes keratitis]] | *[[Herpes keratitis]] | ||
*[[Endophthalmitis]] | |||
==Diagnosis== | ==Diagnosis== | ||
Revision as of 18:56, 29 December 2015
Background
- Rapidly progressing, with corneal destruction as fast as within 24 hrs
- Corneal perforation is most sight threatening complication
- Strep, staph, pseudomonas, enterobacteriaceae
- Risk factors
- Contact lens use
- Corneal surgery, trauma
- Chronic dry eye
- Recent corneal disease (viral, fungal keratitis)
- Immune deficiency, topical steroids
Clinical Features
- Blurred vision
- Severe pain and photophobia
- Perilimbic injection
- Normal pupil size
- Eyelid edema
- Mucopurulent exudate
- Posterior synechiae (iris adheres to cornea)
Differential Diagnosis
- Iritis
- Conjunctivitis
- Glaucoma
- UV keratitis
- Herpes zoster
- Contact lens complication
- Fungal keratitis
- Bacterial keratitis
- Interstitial keratitis
- Herpes keratitis
- Endophthalmitis
Diagnosis
Management
Disposition
References
- Murillo-Lopez F et al. Bacterial Keratitis. Aug 24, 2014. http://emedicine.medscape.com/article/1194028-overview.