Protozoa – Filaria
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Transmission: mosquitoes. Found in tropical areas.
Pathogenesis: settle in lymphatics ≫ block lymphatic flow ≫ oedema (i.e.: elephantiasis – enlargement of legs, testes, breasts etc).
Features: as above + febrile.
Dx: midnight blood slide parasites occur in blood usually around this time (i.e.: periodic antigen). Fluorescent dipsticks loaded with specific antibody can also be used to cause complex formation.
Category: Microbiology Notes
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