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63 year old woman with red eye
Digital Journal of Ophthalmology 2002
Volume 8, Number 6
July 1, 2002
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Dimitri Azar, M.D. | Massachusetts Eye and Ear Infirmary, Boston MA
Fina CaƱas Barouch, M.D. | Massachusetts Eye and Ear Infirmary, Boston MA
Differential Diagnosis
- Acanthamoeba keratitis
- Viral keratitis (HSV and others)
- Bacterial keratitis
- Fungal keratitis
- Anesthetic abuse

Diagnostic studies:

- Bacterial cultures: negative
- Viral cultures: negative
- HSV PCR: negative
- Fungal cultures: negative
- Gram stain: PMNs, epithelial cells, no organisms
- Calcofluor white stain: negative
- Corneal biopsy: negative
- Acanthamoeba culture: positive
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