Hydatid disease of liver is caused by -a) Strongloidesb) Echinococcus granulosusc) Taenia soliumd) Trichinella spiralise) Echinococcus multilocularis
High-Yield Explanation
Hydatid disease:
Echinococcus granulosus: Causes Hydatid disease—Hepatomegaly (60—70% of cases), then lungs
E. multilocularis: Causes Alveolar Hydatid disease (90%-liver involvement)
E. oligarthrus and E.vogeli: Causes Polycystic Hydatid disease.