structure of hydatid cyst of echinococcus granulosus, . echinococcus is a parasitic worm that causes of echinococcosis

echinococcus granulosus illustration echinococcosis liver lungs cyst hydatid organs worm tapeworm parasite parasitic disease illness invasion infection cystic morphology structure biology pathology anatomy medicine medical research science scientific hydatidosis helminth multilocularis alveolar protoscolices brood capsule germinal layer vogeli isolated white background