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Published on: November 3, 2009
Treatment of ocular toxocariasis with albendazole
T Barisani-Asenbauer1, S M Maca, W Hauff
1Department of Ophthalmology, University of Vienna Medical School, Austria. talin.barisani@akh-wien.ac.at
Abstract:
The purpose of this study was to evaluate the efficacy of combined albendazole and steroid treatment for uveitis caused by Toxocara canis in immunocompetent patients. Five patients (7 eyes) with ocular larva migrans syndrome (OLM) were used in this study. Toxocariasis was suspected based on clinical manifestations and confirmed by anti-toxocara IgG and Western blot analysis. Systemic albendazole (adults: 800 mg b.i.d.; children: 400 mg b.i.d.) was given in conjunction with steroids. Visual acuity before and after therapy, inflammatory response, side effects and toxicity were evaluated. Treatment resulted in an improved visual acuity in all patients. Mean initial Snellen visual acuity was 20/40, and mean final acuity was 20/20. There were no recurrences of uveitis throughout the observation period (average: 13.8 months; range: 3 days to 24 months). These findings suggest that albendazole, in combination with systemic steroids, is a useful regimen to treat ocular larva migrans syndrome.
Insights
Combined albendazole and steroid treatment effectively manages uveitis caused by Toxocara canis (ocular larva migrans syndrome). This therapy significantly improved visual acuity in all patients, with no recurrences observed.
Area of Science:
- Ophthalmology
- Infectious Diseases
- Parasitology
Background:
- Uveitis can be caused by parasitic infections like Toxocara canis.
- Ocular larva migrans syndrome (OLM) presents a diagnostic and therapeutic challenge.
Purpose of the Study:
- To evaluate the efficacy of combined albendazole and steroid treatment for Toxocara canis-induced uveitis.
- To assess treatment outcomes in immunocompetent patients with OLM.
Main Methods:
- Five patients with OLM underwent treatment with systemic albendazole and steroids.
- Clinical manifestations, anti-Toxocara IgG, and Western blot confirmed the diagnosis.
- Visual acuity, inflammatory response, and side effects were monitored post-therapy.
Main Results:
- All patients experienced improved visual acuity, with mean Snellen acuity improving from 20/40 to 20/20.
- No uveitis recurrences were noted during an average follow-up of 13.8 months.
- The combined regimen was generally well-tolerated with no significant side effects reported.
Conclusions:
- Albendazole combined with systemic steroids is an effective treatment regimen for ocular larva migrans syndrome.
- This therapeutic approach offers a promising solution for managing Toxocara canis-induced uveitis.
- Early diagnosis and prompt treatment are crucial for favorable visual outcomes in OLM patients.
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