Liver cysts are usually cystic lesions that occur on top of the liver. Liver cysts of 2cm usually do not need treatment if there are no obvious symptoms, and need to be reviewed regularly; if there is a rapid increase or obvious symptoms, surgery and other therapeutic measures need to be taken. 1. Cases that do not need treatment: if the size of the cyst does not change, there are no uncomfortable symptoms, and the liver function is normal, there is no need to treat this case, and regular checkups will be fine. 2. If the cyst grows faster, or symptoms such as pain in the liver area appear, or even affect liver function, surgical treatment can be considered, such as open drainage of liver cysts. Normally, you should live a regular diet, avoid overeating, quit smoking and drinking, low salt, low sugar, low fat, eat more vegetable oil, eat less refined rice and flour, eat more coarse grains, and exercise properly. Liver cysts 2cm, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor combined with the specific circumstances of the individual to determine the next step in the treatment measures.