Echinococcus granulosus Batsch 1786 belongs to the family Echinococcus and is also known as the encysted tapeworm. Adult worms parasitize canine carnivores, and larvae (echinococci) parasitize humans and a variety of herbivorous livestock and other animals, causing a serious human and animal disease called echinococcosis or hydatid disease. (echinococcosis, hydatid disease, hydatidosis). Echinococcus disease has a wide geographical distribution and continues to spread with the development of the world's livestock industry. It has now become an important global public health and economic problem.