Calcified foci in the liver are a very broad concept and can include the following conditions: 1. The presence of very small stones in the liver, called calcified foci. dot-like high-density shadows, usually less than 0.5 cm, with regular morphology and high density, are seen on CT. Most calcified foci of the liver in childhood are due to eggs of roundworms, and in adulthood they are often a type of small stone. Some of these calcified foci will stay with the patient for the rest of his or her life and do not cause any symptoms and do not require any special treatment. 2. Calcified foci may be related to liver parasites, i.e., residual foci after parasitic infection. Such foci may cause patients to feel discomfort in the liver area at times, but do not cause any serious symptoms. If the calcified foci are located in the right or left hepatic duct, the patient needs to be followed up over time to observe the changes. If the foci of calcification become larger or even cause infection, in some cases surgical management is required.