1. was any investigation done to rule out filariasis
2. you haven't mentioned about any symptoms arising out of pathology?
3. as your brother is suffering from filariasis, either he has or will sooner or later, suffer from Lymphatic filariasis i.e. blockage of lymphatic channels and swelling of scrotum
3. as both these conditions are diabling and disfiguring seek prompt medical care whether the infection is active or has progressed to complications.
4. DEC (hetrazan
) is the drug of choice in these conditions