A 4-year-old boy presents to the primary care office for evaluation of three days of perianal pruritus, worse at night. He recently returned from a vacation in South America. After... A 4-year-old boy presents to the primary care office for evaluation of three days of perianal pruritus, worse at night. He recently returned from a vacation in South America. After confirming the most likely diagnosis by observation of eggs, what is the most appropriate treatment option?
Understand the Problem
The question is asking for the most appropriate treatment option for a 4-year-old boy presenting with perianal pruritus after a recent vacation to South America, suggesting a possible parasitic infection. We need to identify the correct medication based on symptoms and observed eggs.
Answer
Mebendazole.
The most appropriate treatment option is Mebendazole.
Answer for screen readers
The most appropriate treatment option is Mebendazole.
More Information
Pinworm infections, caused by Enterobius vermicularis, are common in children and typically present with perianal itching worse at night. Mebendazole is effective against these infections.
Tips
A common mistake is confusing this with other parasitic or dermatological causes; pinworm is most common with these symptoms.
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