General Parasitology and Helminthology: Echinococcus granulosus

Echinococcus granulosus

Echinococcus granulosus (Dwarf tapeworm of dog)

Host	Dog
Location	Small intestine
Intermediate host	Herbivores, omnivores, carnivores and man
Intermediate stage	Hydatid cysts
Adult	Size : 0.25-0.9 x 0.05 cm. Smallest tapeworm. Body consists of only 4 segments. The last one being gravid segment and measuring nearly half the length of the parasite. Other morphological characters of the segments are similar to that of Taenia spp.
Section of Hydatid cyst	Thick cuticular layer. Thin embryonic (or) germinal layer enclosing brood capsules and daughter cysts in which several scolices develop. In man hydatid cyst may even be present in bone marrow

Last modified: Tuesday, 19 June 2012, 10:09 AM

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VPA 211: General Veterinary Parasitology and Helminthology (3+1)

Echinococcus granulosus

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