Organism

Disease

Host Range

Location of Adult Forms in body

Geographical Distribution

Ancylostoma duodenale

Old World hookworm

Humans

Duodenum and jejunum

Africa, Europe, and Orient

Anisakis species

Anisakiasis

·        Salted

·        Pickled

·        Raw fish

Humans and marine animals

Small intestine

Europe and Orient

Ascaris humbricoides

Ascariasis

·        Largest human

·        Lung fluke

·        pneumonitis

Humans and vertebrates

Small intestine

World

Brugia malayi

Malayan filariasis

·        Filiria

·        Mosquitoes

Humans, primates, cats

Lymphatics

Far East

Enterobius vermicularis

Enterobiasis

Oxyuriasis

Pinworm

Scotch Tape

Children

Cecum, appendix

Widespread

Necator americanus

New World hookworm

·        Rhabathiform

·        Ground itch

Humans

Small intestine

 South US, Central and South America

Strongyloides stercoralis

Strongyloidiasis

·        Thread worm

Humans, dogs, cats

Intesinal mucosa, lungs

World, tropical areas

Trichinella spiralis

Trichinosis

Humans, mammals

Small intestine

World, pork

Trichuris trichura

Whipworm

Humans

Cecum

World

Wuchereria boncrofti

Bancroft's filariasis (elephantiasis)

Humans

Aedes

Culex

Anophlene

Lymphatics

Australia, E Europe, Near East, Orient, Central and South America, Mediterranean and Africa

Trematodes

Opisthorchis

Chinese liver fluke

Clonorchiasis

Humans, dogs, cats

Liver, bile ducts

China, Japan, Korea, Indochina

Fasciola Hepatica

Sheep liver fluke

Fascioliasis

Humans, sheep, goats, cattle

Liver, bile ducts

Sheep raising regions

Fasciolopsis buski

Largest fluke

Fasciolopsiasis

Humans, pigs

Small intestine

Orient

Heterophyes hereophyes

Smallest fluke

Heterophyiasis

Humans, cats, dogs

Small intestine

Near East, Far East

Paragonimus westermani

Lung fluke

Paragonimiasis

Humans, cats

Lungs

Crab meat penetrates skin as a larvae

Far East, Nigeria, Belgian Congo, Central America

Schistosoma mansoni

Schistosomiasis

Swimmer's itch

Humans

Blood vessels, intestines

Africa, South America

Cestodes

Dibothriocephalus latus

(Diphyllobothrium latum)

Dibothriocephaliasis

Humans, dogs, cats, bears

Intestine

Orient, Europe, US, great lakes

Echinococcus granulosis

Hydatid disease

Sheep tapeworm

Cattle, deer, dogs, foxes, horses, humans, pigs, rabbits, sheep, wolves

Bone, brain, heart, kidney, liver, lung, spleen

Australia, Middle East, South America, US

Taenia saginata

Beef tapeworm

Cysticercus in cows; adult worms in humans

Small intestine

Beef

Taenia solium

Pork tapeworm

Cysticercus in pigs; adult worms in humans

Small intestine

Pigs