Strong echoes with acoustic shadows in the right lobe of the liver are considered to be intrahepatic calcification foci or intrahepatic bile duct stones, and whether the situation is serious or not depends on whether the patient has the corresponding clinical symptoms. 1. Intrahepatic calcified foci: Intrahepatic calcified foci are mostly the manifestation of healing of intrahepatic inflammation, which is not serious, and the patients usually do not have any clinical symptoms and do not need any treatment; 2. Intrahepatic bile duct stones: 4mm intrahepatic bile duct stones are not very big stones, if the patients do not have any clinical symptoms, they can be left untreated for the time being, drink more water, take more rest, and have regular checkups; while if the patients have clinical symptoms such as pain in the liver area, jaundice, fever, etc., the situation is still more serious, and they need to undergo treatments such as choledochotomy to remove the stone and correct the bile duct stenosis, etc. The patients can go to the Department of Hepatobiliary Surgery of regular hospitals. Patients can go to the hepatobiliary surgery or gastroenterology department of regular hospitals for consultation, and the doctors will combine the specific conditions of the patients to formulate appropriate treatment plans.