❓ What is the most likely causative organism?

This parasite is a microfilaria of Wuchereria bancrofti, the most common cause of lymphatic filariasis.

🔬 Key microscopic feature:
The tail tip lacks nuclei, helping distinguish it from Brugia malayi.

🌙 Why collect blood at night?
Microfilariae show nocturnal periodicity, appearing in higher numbers in peripheral blood during nighttime when mosquitoes are feeding.

🦟 Vector: Female Culex mosquito

🫀 Disease: Lymphatic filariasis

⚠️ Clinical manifestations:
• Recurrent fever
• Lymphangitis
• Hydrocele
• Lymphedema
• Elephantiasis

💊 Drug of choice: Diethylcarbamazine (DEC)

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Видео ❓ What is the most likely causative organism? канала Dr Swati Chandel