Schistosoma japonicum egg

Schistosoma japonicum

Introduction Schistosoma japonicum is found in China, Japan, the Philippines, and Indonesia. It causes disease of the bowel with the eggs being passed out in the feces. It differs ...
Hookworm in Electron Microscope

Hookworm by scanning electron micrograph (SEM)

Coloured scanning electron micrograph (SEM) of the head of the parasitic nematode worm  Ancylostoma ceylanicum (Hook Worm) . Hookworms live in the intestines of their host. The ...
Chilomastix mesnili trophozoite (pointed end)

Chilomastix mesnili

Introduction Chilomastix mesnili is cosmopolitan in distribution although found more frequently in warm climates. It is thought to be non-pathogenic although the trophozoite has been ...
Trichuris trichiura adult male

Trichuris trichiura

Introduction Trichuris trichiura, more commonly known as the Whip Worm, due to the whip-like form of the body. These nematodes are most commonly seen in tropical climates and in areas ...
Capillaria Philippinensis ova

Capillaria Philippinensis

Introduction Intestinal capillariasis was first observed in the Philippines in 1962 and since then it has been noted, although less frequently in Thailand, with scattered reports from ...
Zinc Sulfate Fecal Solution - flotation method

Flotation Technique for Fecal Parasite Concentration Methods

This technique is predominantly used in parasitology laboratories. By exploiting the density of the parasites, particularly eggs, it allows the parasites to float to the top of a dense ...
Blastocystis hominis

Blastocystis hominis

Introduction B. hominis is an inhabitant of the human intestinal tract. It is capable of both sexual and asexual reproduction by binary fission and of pseudopod extension and retraction. Morphology The ...
I. butschlii cyst (saline)

Iodamoeba bütschlii

Introduction Iodamoeba bütschlii is a non-pathogenic amoeba with world wide distribution although not as common as E. coli or E. nana. Its life cycle is similar to that of E. histolytica ...
Toxoplasma gondii parasite

Toxoplasma gondii

Introduction Toxoplasma gondii, the causative organism of toxoplasmosis, was first observed in 1927 in the gondi, a North African rodent. The first human case of toxoplasmosis was ...
Isospora belli oocysts with two sproblasts appear inside

Isospora belli in wet mount stool smear

Stool smear, wet mount preparation showing Isospora belli. Oocysts are elongated ellipsoidal in shape, one sporoblast or two sporocysts appear inside. Oocyst wall is thin and colorless, ...
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