Gall bladder ducts and inflammation of liver Ingestion of material contaminated with infected dog or cat feces (humans: dead-end host)įlukes Common name of organism or diseaseĬlonorchis sinensis Clonorchis viverrini Stool, blood, imaging of cysts in the brain or any soft tissueĪsia, Africa, South America, Southern Europe, North America.Īs definite host: ingestion of undercooked pork as intermediate host, ingestion of material contaminated by human feces from a person carrying the adult form Ingestion of material contaminated by flour beetles, mealworms, cockroachesīrain, muscle, Eye (Cysts in conjuntiva/anterior chamber/sub-retinal space) Imaging of hydatid cysts in the liver, lungs, kidney and spleenĪs intermediate host, ingestion of material contaminated by feces from a carnivore as definite host, ingestion of uncooked meat ( offal) from a herbivore Tapeworms Common name of organism or diseaseĮchinococcus granulosus, Echinococcus multilocularis, E. Helminth organisms (also called helminths or intestinal worms) include: Triatoma/ Reduviidae – 'kissing bug' insect vector, feeds at night Mexico, Central America, South America – 16–18 million Tsetse fly, day-biting fly of the genus GlossinaĬolon, esophagus, heart, nerves, muscle and blood Microscopic examination of chancre fluid, lymph node aspirates, blood, bone marrowĥ0,000 to 70,000 people only found in Africa Sexually transmitted infection – only trophozoite form (no cysts) Ingestion of uncooked/undercooked pork/lamb/goat with Toxoplasma bradyzoites, ingestion of raw milk with Toxoplasma tachyzoites, ingestion of contaminated water food or soil with oocysts in cat feces that is more than one day oldįemale urogenital tract (males asymptomatic) Worldwide: one of the most common human parasites estimated to infect between 30–50% of the global population.

Ingestion of uncooked/undercooked beef/pork with Sarcocystis sarcocysts Sarcocystis bovihominis, Sarcocystis suihominis Nasal mucosa came into contact with infected material through bathing in common ponds Plasmodium falciparum (80% of cases), Plasmodium vivax, Plasmodium ovale curtisi, Plasmodium ovale wallikeri, Plasmodium malariae, Plasmodium knowlesi Nasal insufflation of contaminated warm fresh water, poorly chlorinated swimming pools, hot springs, soil Primary amoebic meningoencephalitis (PAM) Phlebotomus, Lutzomyia – bite of several species of phlebotomine sandflies Visceral leishmaniasis – worldwide cutaneous leishmaniasis – Old World mucocutaneous leishmaniasis – New World Visual identification of lesion or microscopic stain with Leishman's or Giemsa's stain

Worldwide – less common than Toxoplasma or Cryptosporidiumįecal oral route – ingestion of sporulated oocyst Ingestion of water containing deer or beaver feces Stool (fresh diarrheic stools have amoeba, solid stool has cyst)Īreas with poor sanitation, high population density and tropical regionsįecal-oral transmission of cyst, not amoeba Intestines (mainly colon, but can cause liver failure if not treated) Ingesting water or food contaminated with feces Ingestion of oocyst through contaminated food Ingestion of oocyst (sporulated), some species are zoonotic (e.g. Developing regions: infects 40–100% of the total populations Įating food contaminated with feces from an infected human or animal.worldwide: one of the most common human parasites.Ingestion of cyst, zoonotic infection acquired from pigs (feces)ĭirect microscopy of stool (PCR, antibody) Stool (diarrhea=ciliated trophozoite solid stool=large cyst with horseshoe shaped nucleus)

Intestinal mucosa, may become invasive in some patients New England (different species have worldwide distribution) Granulomatous amoebic encephalitis and Acanthamoeba keratitis (eye infection)Ĭontact lenses cleaned with contaminated tap waterīabesia B. Endoparasites Protozoan organisms Common name of organism or disease

Rimworld muscle parasites