This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
[{'content': 'Malignant hydatid is caused by \nSelect and explain. \nA. E granulosus, B. E multilocularis, C. E vogeli, D. Hymenolepis nana', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Malignant hydatid disease It is a misnomer , as it is a benign condition It is caused by echinococcus multilocularis.It presents with multiple small cysts in both lobes of liver It is difficult to treat and mimics clinically and prognosis wise to malignancy; hence the name. Patients die of liver failure Ref : panikers textbook of Medical parasitology 8th edition page 136', 'role': 'assistant'}]