The size of liver cysts varies greatly from person to person, ranging from a few millimeters to several tens of centimeters in diameter, and most of them are less than 10 cm in diameter. Liver cysts are a common benign liver disease, most of them are congenital, most of them do not have obvious symptoms, and generally have a good prognosis, and need to pay attention to distinguish them from cystic tumors of the liver. The size varies greatly, from a few millimeters to tens of centimeters in diameter. Clinically, most of the tumors are less than 10 cm in diameter; those less than 5 cm in diameter are asymptomatic and can be followed up regularly; those greater than 5 cm and less than 10 cm in diameter without abdominal distension, abdominal pain and other discomforts are also recommended to be followed up regularly, and serious symptoms or combined bleeding and infection need to be handled accordingly. For those larger than 10cm, laparoscopic drainage or surgical resection is generally recommended. In a few cases, rupture of liver cysts can also lead to acute abdomen, so it is generally recommended to pay attention to regular checkups, and for those with larger cysts, pay attention to protection, and consult a doctor in case of discomfort.