Echinococcosis is a chronic parasitic disease caused by the parasitization of the human body by vesicular echinococcus larvae of the tapeworm Echinococcus multilocularis, also known as vesicular larva and multilocular schistosomiasis. The course of the disease is long and characterized by insidious progressiveness. From the biology, epidemiology, pathology and clinical manifestations of vesicular and cysticercosis are significantly different. The main common symptoms are vague pain in the upper abdomen, the presence of a mass and the appearance of fatigue and lethargy. Generally its incubation period is very long, from infection to the onset of the disease is generally in 20 years or more. There are no clinical symptoms in the early stage, only found in the ultrasound examination of the liver. The above content is for reference only, specific medication, treatment, please refer to the doctor’s guidance.