1 Summary

• Lymphatic: Wuchereria (90%) and Brugia (10%)

• Lymphangitis + adenitis + superinfection
• Lymphatic obstruction with hydrocoele, lymphoedema and elephantiasis
• Chyluria, intermittent fever and asthmatic syndrome.

• Microfilariae principally at night in blood
• Transmission via mosquitoes

• Onchocerciasis:

• Skin nodules, pruritus, eye lesions, swollen lymph nodes, sometimes lymphoedema
• Microfilariae in skin samples (snip, scarification) and eye (anterior chamber)
• Transmission via simulids

• Loiasis:

• Calabar oedema, subconjunctival migration across the eye, subcutaneous migration
• Microfilariae in blood during the day
• Transmission via fly which bites during daylight

• Dirofilariasis: anecdotal importance (coin lesion in lung; ± mobile skin nodules)