Parasites

• Eukaryotic single- or multi-cellular organisms
• Includes protozoa, helminths, and ectoparasites

Multicellular (helminths)

• Nematodes (roundworms)
  • Filarial/filariasis
    • Lymphatic filariasis (elephantiasis)
      • Wuchereria bancrofti
      • Brugia malayi
      • Brugia timori
    • Subsutaneous/tissue
      • Onchocerca volvulus
      • Loa loa
    • Serous
      • Mansonella perstans
      • Mansonella ozzardi
  • Non-filarial
    • Soil-transmitted
      • Ascaris lumbricoides (great roundworm)
      • Trichuris trichiura (whipworm)
      • Hookworm
        • Ancylostoma duodenale (Old World hookworm)
        • Necator americanus (New World hookworm)
      • Strongyloides stercoralis (threadworm)
    • Non-soil-transmitted
      • Enterobius vermicularis (pinworm)
      • Trichinella spiralis
      • Balisascaris procyonis
      • Dracunculus medinensis (Guinea worm)
      • Angiostrongylus cantonensis
      • Anisakis (herring worm)
      • Gnathostoma
• Cestodes (tapeworms)
  • Taenia saginata
  • Taenia solium
    • Adult worm
    • Neurocysticercosis
  • Echinococcus
  • Diphyllobothrium
• Trematodes (flatworms/flukes)
  • Lung: Paragonimus species
  • Liver
    • Fasciola hepatica (common liver fluke or sheep liver fluke)
    • Opisthorchis viverrini (Southeast Asian liver fluke)
    • Clonorchis sinensis (Chinese liver fluke)
    • Metorchis conjunctus (Canadian liver fluke)
    • Dicrocoelium dendriticum (lancet liver fluke)
  • Intestinal
    • Echinostoma revolutum
    • Fasciolopsis buskii
    • Metagonimus species
    • Heterophyes heterophyes
  • Blood: Schistosoma species
    • Schistosoma haematobium
    • Schistosoma mansoni

Ectoparasites

• Fleas
• Lice
  • Body lice
  • Head lice
  • Pubic lice
• Scabies
• Myiasis
  • Dermatobia hominis (human botfly)
  • Cordylobia anthropophaga (tumbu fly)
  • Cochliomyia hominivorax (New World screwworm fly)
  • Chrysomya bezziana (Old World screwworm fly)
• Tungiasis
  • Tunga penetrants