Bilateral acanthamoeba keratitis and treatment strategy based on lesion depth.

CASE REPORT: This report summarizes a case of bilateral acanthamoeba keratitis in an 18-year-old male contact-lens wearer. Early diagnosis is important and combination treatment is recommended, tailored to the depth of the lesions. COMMENTS: Treatment can be difficult, particularly since amoebic cysts are especially resistant. Surgery may be required for advanced cases. Suggestions for reducing corneal toxicity to antiamoebic therapy are included.