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[Ocular aspergillosis--case report].
Patrícia Ioschpe Gus1, Marcia Cristina Bayer, Guilherme Herrmann Matos
1Faculdade de Medicina, Universidade Luterana do Brasil.
Arquivos Brasileiros De Oftalmologia
|April 13, 2005
Summary
Ocular aspergillosis, a fungal eye infection, can severely impact immunosuppressed patients. Prompt diagnosis and treatment with antifungal medications like natamycin are crucial for managing this rare but serious condition.
Area of Science:
- Ophthalmology
- Mycology
- Infectious Diseases
Background:
- Fungal conjunctival infections pose a significant threat, especially in immunocompromised individuals.
- Opportunistic fungi can cause severe ocular infections when host resistance is low, due to immunosuppressants, antibiotics, or epithelial damage.
Observation:
- A case of ocular aspergillosis is presented in a 51-year-old immunosuppressed patient diagnosed with paroxysmal nocturnal hemoglobinuria.
- The patient presented with reduced visual acuity, conjunctival edema, abscesses, and periocular infiltration suggestive of orbital cellulitis.
- Initial laboratory tests revealed Aspergillus growth in hemoculture, while direct conjunctival smears were negative.
Findings:
- The patient showed improvement with amphotericin B but achieved complete remission with topical natamycin eye drops.
- Orbital aspergillosis is uncommon, often insidious, and can be misdiagnosed due to suppressed symptoms in immunocompromised hosts.
- Diagnosis can be challenging, as fungal cultures may be negative despite typical presentations, complicating early treatment initiation.
Implications:
- This case highlights the importance of considering fungal infections in immunosuppressed patients with orbital symptoms.
- Early and accurate diagnosis, alongside appropriate antifungal therapy, is vital for successful management and visual preservation.
- The successful use of natamycin underscores its potential as an effective treatment for ocular aspergillosis.