General Parasitology and Helminthology: Echinococcus granulosus

Echinococcus granulosus

ECHINOCOCUS GRANULOSUS

Common name	Smallest dog tapeworm (Important Zoonotic tapeworm).
Host	Dog
Location	Small intestine
I/H	All mammals including man
Larval stage	Hydatid cyst

Morphology

Worms are 3 to 7 mm in length and have 3 to 4 segments.
The rostellum has two rows of hooks.
The penultimate segment is the mature segment and the last one is gravid.
Each segment has a single set of reproductive organ. Genital pore irregularly alternate.
Ovary is kidney shaped. In the gravid segment number of lateral branches of uterus may occur.
Eggs are taenid type.

Last modified: Monday, 16 April 2012, 5:24 AM

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

Echinococcus granulosus

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